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Automatic Transaxle/Transmission DTCS: 6F35

6F35 DIAGNOSTIC TROUBLE CODE (DTC) LIST

DTC Component Description Condition Symptom Action
P0604 TCM TCM RAM has been corrupted The TCM has detected an internal software concern with the RAM.
  • MIL ON
  • Wrench light illuminated
  • Default to 3rd or 5th gear
REPROGRAM the original TCM to the latest calibration. CLEAR the DTCs. TEST the system for normal operation. If DTCs return, INSTALL a new TCM. After installing the new TCM, PROGRAM it with the latest calibration and PERFORM the Solenoid Body Strategy Data Download. REFER to SOLENOID BODY STRATEGY . ROAD TEST the vehicle and PERFORM the Adaptive Drive Cycle, REFER to SHIFT POINT ROAD TEST .
P0605 TCM TCM ROM has been corrupted The TCM has detected an internal software concern with the ROM.
  • MIL ON
  • Default to 5th gear
REPROGRAM the original TCM to the latest calibration. CLEAR the DTCs. TEST the system for normal operation. If DTCs return, INSTALL a new TCM. After installing the new TCM, PROGRAM it with the latest calibration and PERFORM the Solenoid Body Strategy Data Download. REFER to SOLENOID BODY STRATEGY . ROAD TEST the vehicle and PERFORM the Adaptive Drive Cycle, REFER to SHIFT POINT ROAD TEST .
P0607 TCM Control module performance The TCM CPU has encountered an error.
  • MIL ON
  • Erratic transmission shifts if TCM resets
REPROGRAM the original TCM to the latest calibration. CLEAR the DTCs. TEST the system for normal operation. If DTCs return, INSTALL a new TCM. After installing the new TCM, PROGRAM it with the latest calibration and PERFORM the Solenoid Body Strategy Data Download. REFER to SOLENOID BODY STRATEGY . ROAD TEST the vehicle and PERFORM the Adaptive Drive Cycle, REFER to SHIFT POINT ROAD TEST .
P0657 TCM Actuator supply voltage A circuit/open Transmission solenoid power control provides power to all the solenoids. This DTC sets if the transmission solenoid power control relay circuit is open.
  • MIL ON
  • Maximum line pressure.
  • Default to 5th gear
  • Poor launch due to 5th gear drive away.
Power to all solenoids has been interrupted. CHECK for opens, short to ground and the harness disconnected. GO to PINPOINT TEST E .
P06B8 TCM Internal control module NVRAM error A reprogram that caused a size change of the NVRAM or a TCM failure.
  • MIL ON
  • Poor shift quality
REPROGRAM the original TCM to the latest calibration. CLEAR the DTCs. TEST the system for normal operation. If DTCs return, INSTALL a new TCM. After installing the new TCM, PROGRAM it with the latest calibration and PERFORM the Solenoid Body Strategy Data Download. REFER to SOLENOID BODY STRATEGY . ROAD TEST the vehicle and PERFORM the Adaptive Drive Cycle, REFER to SHIFT POINT ROAD TEST .
P0701 Transmission hydraulic and clutch systems (including non-electrical shift solenoid faults, main control valve body and clutch(es) Transmission control system range/performance The TCM has detected an intermittent clutch on fault and the control system keeps getting stuck on ratio changes but when it turns off the suspected clutch it releases. No stuck on DTCs set.
  • Vehicle decelerates during upshifts or hangs in gear
  • Will turn on wrench lamp.
Non-electrical failure. REPAIR the more specific DTC first. CLEAR the DTCs. TEST the system for normal operation. If the DTC returns, REFER to DIAGNOSIS BY SYMPTOM .
P0702 TCM Transmission control electrical system voltage level above or below the accepted voltage range.
  • MIL ON
  • Maximum line pressure
  • Default to 5th gear
INSPECT the TCM connector for damaged or pushed out terminals, corrosion or loose wires. CLEAR the DTC. TEST the system for normal operation. If the DTC returns, REFER to CHARGING SYSTEM to diagnose the high or low system voltage concern.
P0706 TR sensor TR sensor A circuit range/performance. TR sensor frequency out of range. The TCM receives a duty cycle at 125 Hz. If the frequency is out of range (75 to 175 Hz is the acceptable range) this DTC will set. Possible wiring, connector or TR sensor issue.
  • Possible no crank.
  • Only PARK, REVERSE, NEUTRAL and 5th gear available.
  • Harsh engagements.
  • Extremely delayed engagements (until a DTC is set).
  • After a DTC is set and the high side opened.
    • Harsh engagements.
    • Poor performance (due to a 5th gear drive away).
    • No shifts.
  • Will turn on MIL.
REPAIR the more specific DTC first. GO to PINPOINT TEST D .
P0707 TR sensor TR sensor A circuit low. TR sensor circuit duty cycle out of range, low. TR sensor duty cycle below the minimum value for PARK (possible open circuit, short to ground, wiring, connector or TR sensor issue).
  • Possible no crank.
  • Only PARK, REVERSE, NEUTRAL and 5th gear available.
  • Harsh engagements.
  • Extremely delayed engagements (until a DTC is set).
  • After a DTC is set and the high side opened.
    • Harsh engagements.
    • Poor performance (due to a 5th gear drive away).
    • No shifts.
  • Will turn on MIL.
REPAIR the more specific DTC first. GO to PINPOINT TEST D .
P0708 TR sensor TR sensor A circuit high. TR sensor duty cycle duty cycle out of range, high. Duty cycle above the maximum value for LOW (possible short to voltage, wiring, connector or TR sensor issue).
  • Possible no crank.
  • Only PARK, REVERSE, NEUTRAL and 5th gear available.
  • Harsh engagements.
  • Extremely delayed engagements (until a DTC is set).
  • After a DTC is set and the high side opened.
    • Harsh engagements.
    • Poor performance (due to a 5th gear drive away).
    • No shifts.
  • Will turn on MIL.
REPAIR the more specific DTC first. GO to PINPOINT TEST D .
P0710 TFT sensor TFT sensor A circuit
  • TFT sensor voltage input too low or too high. TFT input indicates a short to ground or an open circuit (could be a wiring, connector or sensor issue).
  • Also see P0711, P0712 and P0713 found in DIAGNOSTIC TROUBLE CODE (DTC) CHARTS .
  • TCC and stabilized shift schedule may be enabled sooner after cold start.
  • Harsh or soft shifts.
  • Will turn on wrench lamp.
REPAIR the more specific DTC first. GO to PINPOINT TEST B .
P0711 TFT sensor TFT sensor A circuit range/ performance. The TCM has detected no TFT sensor change during operation.
  • TCC and stabilized shift schedule may be enabled sooner after a cold start.
  • Harsh or soft shifts.
  • Will turn on wrench lamp.
GO to PINPOINT TEST B .
P0712 TFT sensor TFT sensor A circuit low. The TCM has detected a voltage drop across the TFT sensor that is equivalent to a temperature greater than 171°C (340°F) for more then 2.5 seconds (grounded circuit).
  • TCC and stabilized shift schedule may be enabled sooner after cold start.
  • Harsh or soft shifts.
  • Will turn on MIL.
REPAIR the more specific DTC first. GO to PINPOINT TEST B .
P0713 TFT sensor TFT sensor A circuit high. The TCM has detected a voltage drop across the TFT sensor that is equivalent to a temperature less than -45°C (-50°F) for more then 2.5 seconds (open circuit).
  • TCC and stabilized shift schedule may be enabled sooner after cold start.
  • Harsh or soft shifts.
  • Will turn on MIL.
REPAIR the more specific DTC first. GO to PINPOINT TEST B .
P0715 TSS sensor TSS sensor A circuit.
  • The TCM has detected TSS sensor signal failed to 0 speed when vehicle conditions (mainly output speed) indicate TSS sensor output should be present.
  • Electrical failures (open, short) of the TSS sensor wiring, connector or a failure of the sensor itself will cause this failure.
  • Failure Mode Effect Management action opens transmission solenoid power control (removes power from all solenoids).
    • Provides PARK, REVERSE, NEUTRAL and 5th gear with maximum line pressure and open TCC available (controlled by the manual lever).
  • Harsh engagements (due to maximum line pressure).
  • Poor launch performance (due to 5th gear drive away).
  • Will turn on MIL.
REPAIR the more specific DTC first. GO to PINPOINT TEST F .
P0717 TSS sensor TSS sensor A circuit no signal.
  • Non-MIL sister code to P0715. Used to illuminate the wrench light.
  • Failure Mode Effect Management action opens transmission solenoid power control (removes power from all solenoids).
    • Provides PARK, REVERSE, NEUTRAL and 5th gear with maximum line pressure and open TCC available (controlled by the manual lever).
  • Harsh engagements (due to maximum line pressure).
  • Poor launch performance (due to 5th gear drive away).
REPAIR the more specific DTC first. GO to PINPOINT TEST F .
P0718 TSS sensor TSS sensor A circuit intermittent. The TCM has detected an erratic or noisy TSS sensor signal. Will turn on wrench lamp. GO to PINPOINT TEST F .
P0720 OSS sensor OSS sensor circuit.
  • The TCM has detected OSS sensor signal failed to 0 speed when vehicle conditions (mainly turbine speed) indicate OSS sensor output should be present.
  • Electrical failures (open, short) of the OSS sensor wiring, connector or a failure of the OSS sensor itself will cause this failure.
  • Failure Mode Effect Management action opens transmission solenoid power control (removes power from all solenoids).
    • provides PARK, REVERSE, NEUTRAL and 5th gear with maximum line pressure and open TCC available (controlled by the manual lever).
  • Harsh engagements (due to maximum line pressure).
  • Poor launch performance (due to 5th drive away).
  • Will turn on MIL.
REPAIR the more specific DTC first. GO to PINPOINT TEST C .
P0721 OSS sensor OSS sensor circuit range/ performance. TCM has detected an erratic or noisy OSS sensor signal. Will turn on wrench lamp. GO to PINPOINT TEST C .
P0722 OSS sensor OSS sensor circuit no signal.
  • Non-MIL sister code to P0720. Used to illuminate the wrench light.
  • Failure Mode Effect Management action opens transmission solenoid power control (removes power from all solenoids).
    • Provides PARK, REVERSE, NEUTRAL and 5th gear with maximum line pressure and open TCC available (controlled by the manual lever).
  • Harsh engagements (due to maximum line pressure).
  • Poor launch performance (due to 5th gear drive away).
REPAIR the more specific DTC first. GO to PINPOINT TEST C .
P0729 Transmission Gear 6 incorrect ratio The TCM did not detect a 6th gear ratio.
  • SSC and/or SSD stuck off non-electrical fault (no pressure).
  • Low/reverse clutch and/or overdrive clutch regulator valve stuck in default position.
  • Low/reverse clutch and/or overdrive clutch latch valve stuck in default position.
  • Customer may notice flares or neutral conditions on shifts.
  • Erratic shifting, flares, neutral conditions while the code is being set.
  • 6th gear disabled.
  • Will turn on MIL.
  • TCIL flashing
  • Will turn on wrench lamp.
Intermediate (2, 6) clutch or overdrive (4, 5, 6) clutch slip or failed to apply. REFER to the Clutch Application chart located in SPECIFICATIONS . CLEAR the DTCs. TEST the system for normal operation. If the DTC returns, REFER to DIAGNOSIS BY SYMPTOM .
P0731 Transmission Gear 1 incorrect ratio
  • Forward clutch, low/reverse clutch or OWC failed to apply.
  • SSA and/or SSD stuck off non-electrical fault (no pressure).
  • Forward clutch and/or low/ reverse clutch regulator valve stuck in default position.
  • Forward clutch and/or low/ reverse clutch latch valve stuck in default position.
  • Customer might notice flares or neutral conditions, hangs in gear.
  • Disable 1st gear.
  • No engine braking.
  • Will turn on wrench lamp.
Forward (1, 2, 3, 4) clutch, low/reverse (L, R) clutch or OWC slip or failed to apply. REFER to the Clutch Application chart located in SPECIFICATIONS . CLEAR the DTCs. TEST the system for normal operation. If the DTC returns, REFER to DIAGNOSIS BY SYMPTOM .
P0732 Transmission Gear 2 incorrect ratio
  • Forward clutch or intermediate clutch failed to apply.
  • SSA and/or SSC stuck off non-electrical fault (no pressure).
  • Forward clutch and/or intermediate clutch regulator valve stuck in default position.
  • Forward clutch and/or intermediate clutch latch valve stuck in default position.
  • Customer might notice flares or neutral conditions, hangs in gear.
  • Disable 2nd gear.
  • Will turn on wrench lamp.
Forward (1, 2, 3, 4) clutch, or intermediate (2, 6) clutch failed to apply. REFER to the Clutch Application chart located in SPECIFICATIONS . CLEAR the DTCs. TEST the system for normal operation. If the DTC returns, REFER to DIAGNOSIS BY SYMPTOM .
P0733 Transmission Gear 3 incorrect ratio
  • Forward clutch or direct clutch failed to apply.
  • SSA and/or SSB stuck off non-electrical fault (no pressure).
  • Forward clutch and/or direct clutch regulator valve stuck in default position.
  • Forward clutch and/or direct clutch latch valve stuck in default position.
  • Customer might notice flares or neutral conditions, hangs in gear.
  • Disable 3rd gear.
  • Will turn on wrench lamp.
Forward (1, 2, 3, 4) clutch, or direct (3, 5, R) clutch failed to apply. REFER to the Clutch Application chart located in SPECIFICATIONS . CLEAR the DTCs. TEST the system for normal operation. If the DTC returns, REFER to DIAGNOSIS BY SYMPTOM .
P0734 Transmission Gear 4 incorrect ratio
  • Forward clutch or overdrive clutch failed to apply.
  • SSA and/or SSD stuck off non-electrical fault (no pressure).
  • Forward clutch and/or overdrive clutch regulator valve stuck in default position.
  • Forward clutch and/or overdrive clutch latch valve stuck in default position.
  • Customer might notice flares or neutral conditions, hangs in gear.
  • Disable 4th gear.
  • Will turn on wrench lamp.
Forward (1, 2, 3, 4) clutch, or overdrive (4, 5, 6) clutch failed to apply. REFER to the Clutch Application chart located in SPECIFICATIONS . CLEAR the DTCs. TEST the system for normal operation. If the DTC returns, REFER to DIAGNOSIS BY SYMPTOM .
P0735 Transmission Gear 5 incorrect ratio
  • Direct clutch or overdrive clutch failed to apply.
  • SSB and/or SSD stuck off non-electrical fault (no pressure).
  • Direct clutch, low/reverse clutch and/or overdrive regulator valve stuck in default position.
  • Low/reverse clutch and/or overdrive clutch latch valve stuck in default position.
  • Customer might notice flares or neutral conditions, hangs in gear.
  • Disable 5th gear.
  • Will turn on wrench lamp.
Direct (3, 5, R) clutch, or overdrive (4, 5, 6) clutch failed to apply. REFER to the Clutch Application chart located in SPECIFICATIONS . CLEAR the DTCs. TEST the system for normal operation. If the DTC returns, REFER to DIAGNOSIS BY SYMPTOM .
P0740 TCC TCC solenoid circuit open Open circuit.
  • TCC failed off.
  • Will turn on MIL.
  • TCIL flashing
GO to PINPOINT TEST A .
P0741 TCC TCC solenoid circuit performance/ stuck off. TCC mechanically stuck off.
  • Non-electrical TCC solenoid stuck off.
  • TCC mechanical failure.
  • TCC regulator apply valve stuck in release position.
  • TCC control valve stuck in release position.
  • TCC failed to apply (less than 80 rpm slip error lasting at least 3 seconds when TCC is commanded on) 3 consecutive times.
  • Will turn on MIL.
  • TCIL flashing
DTC P0741 is a non-electrical DTC. CLEAR the DTCs. TEST the system for normal operation. If the DTC returns, REFER to Torque Converter Operation Concerns, No Apply in DIAGNOSIS BY SYMPTOM .
P0742 TCC TCC solenoid circuit stuck on. Circuit shorted to ground, TCC failed on.
  • Failure Mode Effect Management action opens the transmission solenoid power control, removing power from all solenoids (get PARK, REVERSE, NEUTRAL and 5th gear as the only forward gear with TCC open).
  • Harsh engagements.
  • Poor launch performance (due to 5th gear drive away).
  • No TCC apply.
  • No shifts.
  • Will turn on MIL.
  • TCIL flashing
REPAIR the more specific DTC first. GO to PINPOINT TEST A .
P0743 TCC TCC solenoid circuit electrical. Sister code to P0740, P0742 or P0744 used to illuminate the wrench light.
  • Will turn on wrench lamp.
  • TCIL flashing
REPAIR the more specific DTC first. GO to PINPOINT TEST A .
P0744 TCC TCC solenoid circuit intermittent. Circuit short to voltage.
  • TCC failed off.
  • Will turn on MIL.
  • TCIL flashing
REPAIR the more specific DTC first. GO to PINPOINT TEST A .
P0748 LPC LPC electrical. LPC circuit failure non-MIL. Sister code to P0960, P0962 and P0963 used to illuminate the wrench light. Additional common fault DTCs, P0750, P0751, P0752. REPAIR the more specific DTC first. GO to PINPOINT TEST A .
P0750 SSA SSA Open circuit.
  • Customer might notice a neutral condition, or a single erratic or unexpected shift.
  • 5th and 6th gears only.
  • Poor launch due to 5th gear drive away.
  • Will turn on MIL.
REPAIR the more specific DTC first. GO to PINPOINT TEST A .
P0751 Forward clutch SSA performance/stuck off. Forward (1, 2, 3, 4) clutch failed to apply when commanded.
  • SSA non-electrical failed stuck off (no pressure).
  • Forward clutch stuck off due to mechanical failure.
  • Forward clutch regulator valve stuck in the default position.
  • Forward clutch latch valve stuck in the default position.
  • Customer may notice neutral conditions or flares on downshifts from 5th or 6th gear.
  • Once the DTC is stored, gears 1 through 4 are disabled - leaving 5th and 6th gears as the only forward gears.
  • Erratic shifting, harsh engagements, neutral conditions, flares, poor launch performance, harsh reverse engagements.
  • Will turn on MIL.
REFER to DIAGNOSIS BY SYMPTOM .
P0752 SSA SSA stuck on. Forward (1, 2, 3, 4) clutch failed to release when commanded.
  • SSA non-electrical failed stuck on (pressure).
  • Forward clutch stuck on due to mechanical failure.
  • Forward clutch regulator valve stuck in the spring compressed position.
  • Customer may notice a vehicle deceleration on a shift into 5th or 6th gear (forward clutch failing to release will cause a tie-up in 5th or 6th gear).
  • Customer might notice erratic shifting or being stuck in 4th gear.
  • Once the DTC is stored, 5th and 6th gears are disabled.
  • Will turn on MIL.
REFER to DIAGNOSIS BY SYMPTOM .
P0753 SSA SSA electrical. Sister code to P0750, P0973 and P0974 used to illuminate the wrench light. Additional common fault DTCs, P0752, P0754, P0755. REPAIR the more specific DTC first. GO to PINPOINT TEST A .
P0754 SSA SSA intermittent. Intermittent SSA circuit faults but not lasting long enough to trip DTC P0750, P0973 or P0974.
  • Customer might notice unexpected upshifts, downshifts, flairs or neutral conditions.
  • Will turn on wrench lamp.
GO to PINPOINT TEST A .
P0755 SSB SSB. Open circuit or short to voltage.
  • Customer might notice unexpected upshift.
  • 3rd and 5th gears available.
  • Harsh engagements.
  • Poor launch performance.
  • Will turn on MIL.
REPAIR the more specific DTC first. GO to PINPOINT TEST A .
P0756 Direct clutch SSB performance/stuck off. Direct (3, 5, R) clutch failed off
  • Non-electrical failures where SSB direct clutch is stuck off (no pressure).
  • Direct clutch regulator valve stuck in default position.
  • Direct clutch mechanical failure.
  • Customer may notice flares or neutral conditions on shifts into 3rd or 5th gear.
  • TCM will command 3 shifts into 3rd or 5th gear, and if direct clutch is failed off the customer will notice flares or neutral conditions that last one second or so.
  • 3rd and 5th gears are disabled, customer might notice transmission hangs in 2nd on acceleration until customer tips out to closed pedal (done to protect overdrive clutch).
  • Will turn on MIL.
REFER to DIAGNOSIS BY SYMPTOM .
P0757 SSB SSB stuck on. SSB (direct clutch) failed on, causing direct clutch failed on. Since the hydraulic controls prevent direct clutch and low/reverse clutch on together in the forward ranges we can isolate the solenoid from the clutch. This code sets if:
  • Non-electrical failures where SSB (direct clutch) is stuck on (pressure).
  • Direct clutch regulator valve stuck in spring compress position.
  • Customer may notice a vehicle deceleration on a shift into 2nd, 4th or 6th gear.
  • Harsh 1-3 shift.
  • Poor launch performance lack of shifts.
  • Will turn on MIL.
REFER to DIAGNOSIS BY SYMPTOM .
P0758 SSB SSB electrical. Sister code to P0755, P0976 and P0977 used to illuminate the wrench light. Additional common fault DTCs, P0755, P0976, P0977. REPAIR the more specific DTC first. GO to PINPOINT TEST A .
P0759 SSB SSB intermittent. Intermittent SSB circuit faults but not lasting long enough to trip DTC P0755, P0758, P0976 or P0977.
  • Customer might notice unexpected upshifts, downshifts, flares or neutral conditions.
  • Will turn on wrench lamp.
GO to PINPOINT TEST A .
P0760 SSC SSC. Open circuit.
  • Customer might notice erratic, delayed or harsh shifts.
  • Disable 2nd and 6th gears.
  • Will turn on MIL.
REPAIR the more specific DTC first. GO to PINPOINT TEST A .
P0761 Intermediate clutch SSC performance/stuck off. Intermediate clutch failed off
  • Non-electrical failures where SSC intermediate clutch is stuck off (no pressure).
  • Intermediate clutch stuck off due to mechanical failure.
  • Intermediate clutch regulator valve stuck in the default position.
  • Customer may notice neutral conditions or flares on shifts to 2nd or 6th gear.
  • Disabled 2nd and 6th gears.
  • Erratic shifting, neutral conditions, flares, higher engine speeds on highway due to 6th gear being disabled.
  • Will turn on MIL.
REPAIR the more specific DTC first. REFER to DIAGNOSIS BY SYMPTOM .
P0762 SSC SSC stuck on. Intermediate clutch failed on, could be due to:
  • Intermediate clutch SSC non-electrical failed stuck on (pressure).
  • Intermediate clutch stuck on due to mechanical failure.
  • Intermediate clutch regulator valve stuck in the spring compressed position.
  • Customer may notice a vehicle deceleration on a shift into 3rd or 5th gear (intermediate clutch failing to release will cause a tie-up in 3rd or 5th gear).
  • Erratic shifting or being stuck in 6th gear.
  • 3rd, 4th and 5th gears are disabled.
  • Hangs in 2nd gear on acceleration since 2nd-6th upshifts only occur at closed pedal (due to energy limitations of overdrive clutch), harsh reverse engagements (since low/reverse clutch is not on in 2nd gear).
  • Will turn on MIL.
REPAIR the more specific DTC first. REFER to DIAGNOSIS BY SYMPTOM .
P0763 SSC SSC electrical. Sister code to P0760, P0979 and P0980 used to illuminate the wrench light. Additional common fault DTCs, P0755, P0976, P0977. REPAIR the more specific DTC first. GO to PINPOINT TEST A .
P0764 SSC SSC intermittent. Intermittent SSC circuit faults but not lasting long enough to trip DTC, P0760, P0979 and P0980.
  • Customer might notice unexpected upshifts, downshifts, flairs or neutral conditions.
  • Will turn on wrench lamp.
GO to PINPOINT TEST A .
P0765 SSD SSD. Open circuit.
  • Overdrive clutch failed on, only 4th, 5th and 6th gears available.
  • Harsh engagements.
  • Poor launch due to 4th gear drive away.
  • Will turn on MIL.
REPAIR the more specific DTC first. GO to PINPOINT TEST A .
P0766 Overdrive clutch system fault includes non-electrical SSD fault, main control valve body and clutch SSD performance stuck off. Overdrive clutch failed off.
  • Non-electrical failure where SSD, low/ reverse and overdrive clutch is stuck off (no pressure).
  • Low/reverse clutch/ overdrive clutch regulator valve stuck in default position.
  • Low/reverse clutch/ overdrive clutch latch valve stuck in default position.
  • Customer may notice flares or neutral conditions on shifts into 4th, 5th or 6th gear.
  • Erratic shifting, flares, neutral conditions while the code is being set.
  • 1st, 4th, 5th and 6th gears are disabled - may notice high engine rpm since 3rd is highest available gear.
  • May get delayed or no reverse engagement (need low/reverse clutch on to achieve reverse).
  • Will turn on MIL.
REPAIR the more specific DTC first. REFER to DIAGNOSIS BY SYMPTOM .
P0767 Overdrive or low/reverse clutch SSD stuck on. Overdrive clutch failed on, could be due to:
  • Low/reverse or overdrive clutch SSD non-electrical failed stuck on (pressure).
  • Overdrive clutch stuck on due to mechanical failure.
  • Low/reverse, overdrive clutch regulator valve stuck in the spring-compressed position.
  • Customer may notice vehicle deceleration on shifts into 2nd or 3rd gear (overdrive clutch failing to release will cause a tie-up in 2nd or 3rd gear).
  • 1st, 2nd and 3rd gears are disabled.
  • Poor launch due to 4th gear drive away.
  • Harsh engagements.
  • Will turn on MIL.
REPAIR the more specific DTC first. REFER to DIAGNOSIS BY SYMPTOM .
P0768 SSD SSD electrical Sister code to P0765, P0982 and P0983 used to illuminate the wrench light. Additional common fault DTCs, P0767, P0769, P0770. REPAIR the more specific DTC first. GO to PINPOINT TEST A .
P0769 SSD SSD intermittent. Intermittent SSD circuit faults but not lasting long enough to trip DTC, P0765, P0768, P0982 and P0983.
  • Customer might notice unexpected upshifts, downshifts, flairs or neutral conditions.
  • Will turn on wrench lamp.
GO to PINPOINT TEST A .
P0770 SSE SSE. Open, short to ground or short to voltage. SSE failed off (no pressure):
  • Customer might notice 4th gear drive away when 1st gear is commanded.
  • Failed off (no pressure) then 1st gear with engine braking is disabled.
  • May or may not notice 2nd gear provided when 1st gear selected in low manual range.
  • Harsh reverse engagements since low/reverse clutch does not apply in neutral or drive in this failure mode.

SSE failed on (pressure):
  • High side is turned off.
  • Poor launch performance due to 5th gear drive away.
  • Harsh engagements.
  • No TCC apply.
  • Will turn on MIL.
REPAIR the more specific DTC first. GO to PINPOINT TEST A .
P0771 SSE failed off SSE performance/stuck off.
  • SSE controls the multiplexing of SSD low/ reverse and overdrive clutch. If solenoid fails off (no pressure) then 1st gear is failed to 4th gear.
  • If clutch select valve 2 sticks in the default position then 1st gear with engine braking is failed to 4th gear and reverse is failed to neutral.
  • The diagnostic does not distinguish SSE stuck off from valve 2 stuck in default. This code means either:
    • SSE short to voltage, failed off (no pressure).
    • Valve 2 stuck in default position.
  • If SSE is failed on or valve 2 is stuck in default position then the customer will get 4th gear when 1st gear is selected
  • Will turn on wrench lamp.
REPAIR the more specific DTC first. GO to PINPOINT TEST A .
P0772 SSE failed on SSE stuck on.
  • SSE controls the multiplexing of SSD low/reverse and overdrive clutch. If the solenoid fails on (pressure) then, 1st and 2nd gear are the only available gears. 3rd gear is failed to 1st gear, 4th gear is failed to 1st gear, 5th gear is failed to neutral, and 6th gear is a tie-up.
  • If clutch select valve 2 sticks in the spring-compressed position, the same ratio pattern will occur. This code means either:
    • SSE short to ground, failed on (pressure).
    • Valve 2 stuck in spring compressed position.
  • If SSE is failed on or valve 2 is stuck in spring compressed position, then 1st and 2nd gears are the only available gears.
  • Customer might notice flares on shifts into 3rd gear. Deceleration on shifts into 4th gear since you get 1st gear or a neutral condition on shifts into 5th gear. High engine rpm since 2nd gear is top available gear.
  • Will turn on wrench lamp.
REPAIR the more specific DTC first. GO to PINPOINT TEST A .
P0773 SSE SSE electrical. Open, short to ground or short to voltage in solenoid or wiring. Sister code to P0770 used to illuminate the wrench light.
GO to PINPOINT TEST A .
P0774 SSE SSE intermittent. Intermittent SSD circuit faults but not lasting long enough to trip DTC, P0770. GO to PINPOINT TEST A .
P0815 Upshift switch circuit SelectSwitch™ upshift switch output circuit failure The associated circuitry to and from the SelectSwitch™ switch, fuse or the SelectSwitch™ switch itself may have an open or is shorted to ground.
  • SelectSwitch™ upshift inoperative.
  • Will turn on wrench lamp.
REFER to AUTOMATIC TRANSAXLE/TRANSMISSION EXTERNAL CONTROLS .
P0816 Downshift switch circuit SelectSwitch™ downshift switch output circuit failure The associated circuitry to and from the SelectSwitch™ switch, fuse or the SelectSwitch™ switch itself may have an open or is shorted to ground.
  • SelectSwitch™ downshift inoperative.
  • Will turn on wrench lamp.
REFER to AUTOMATIC TRANSAXLE/TRANSMISSION EXTERNAL CONTROLS .
P0882 TCM TCM power input signal low The TCM has detected a voltage level below 9 volts.
  • Battery voltage below 9 volts
  • Maximum line pressure
  • Default to 5th gear
  • DTC P0702 may set
INSPECT the TCM power and ground circuits for opens or short to ground. INSPECT the TCM connector for damaged or pushed out terminals, corrosion or loose wires. CLEAR the DTC. TEST the system for normal operation. If the DTC returns, CHARGING SYSTEM .
P0883 TCM power input signal high The TCM has detected a voltage level above 21 volts.
  • Battery voltage above 21 volts
  • Maximum line pressure
  • Default to 5th gear
  • DTC P0702 may set
REPAIR the more specific DTC first. CLEAR the DTC. TEST the system for normal operation. If the DTC returns, CHARGING SYSTEM .
P0884 TCM power input signal intermittent The TCM has detected a NVRAM write was interrupted at powerdown. This DTC may set when the TCM is reprogrammed.
  • Adaptive strategy set to default
  • Poor shift quality
INSPECT the TCM power and ground circuits for opens or short to ground. INSPECT the TCM connector for damaged or pushed out terminals, corrosion or loose wires. CLEAR the DTC. TEST the system for normal operation. If the DTC returns, CHARGING SYSTEM .
P0960 LPC solenoid LPC control circuit/open. The TCM detects the circuit has failed to 0 amperes on the LPC circuit.
  • Failed to maximum line pressure.
  • Harsh engagements.
  • Will turn on MIL.
REPAIR the more specific DTC first. GO to PINPOINT TEST A .
P0961 LPC LPC circuit range/performance. Intermittent LPC circuit short to ground. Fault present long enough to notice a neutral condition (minimum pressure) but not present long enough to store a DTC.
  • Harsh engagement and harsh shifts.
  • Will turn on wrench lamp.
GO to PINPOINT TEST A .
P0962 LPC solenoid LPC control circuit low. LPC short to ground circuit failure. The TCM detects the LPC control circuit has failed to 0 volts.
  • Failure Mode Effect Management action opens the transmission solenoid power control relay, removing power from all solenoids which provides maximum line pressure.
  • Harsh engagements.
  • Poor launch performance (due to 5th gear drive away).
  • No TCC apply.
  • No shifts.
  • Will turn on MIL.
REPAIR the more specific DTC first. GO to PINPOINT TEST A .
P0963 LPC solenoid LPC control circuit high. LPC short to voltage circuit fault.
  • Harsh engagements.
  • Will turn on MIL.
REPAIR the more specific DTC first. GO to PINPOINT TEST A .
P0973 SSA SSA control circuit low. Short to ground.
  • Failure Mode Effect Management action opens the transmission solenoid power control relay, removing power from all solenoids (get PARK, REVERSE, NEUTRAL and 5th gear as the only forward gear with TCC open).
  • Harsh engagements.
  • Poor launch performance (due to 5th gear drive away).
  • No TCC apply.
  • No shifts.
  • Will turn on MIL.
REPAIR the more specific DTC first. GO to PINPOINT TEST A .
P0974 SSA SSA control circuit high. Short to voltage.
  • Forward clutch is failed off - 5th and 6th gears only available forward gears.
  • Neutral condition or flare when fault occurs.
  • Poor launch due to 5th gear drive away
  • Will turn on MIL.
REPAIR the more specific DTC first. GO to PINPOINT TEST A .
P0976 SSB SSB control circuit low. Short to ground.
  • Failure Mode Effect Management action opens the transmission solenoid power control relay, removing power from all solenoids (get PARK, REVERSE, NEUTRAL and 5th gear as the only forward gear with TCC open).
  • Harsh engagements.
  • Poor launch performance (due to 5th gear drive away).
  • No TCC apply.
  • No shifts.
  • Will turn on MIL.
REPAIR the more specific DTC first. GO to PINPOINT TEST A .
P0977 SSB SSB control circuit high. Short to voltage.
  • Direct clutch failed on - only 3rd and 5th gears available.
  • Harsh 1-3 shift if failure occurs while in 1st.
  • Poor launch due to 3rd gear drive away.
  • Will turn on MIL.
REPAIR the more specific DTC first. GO to PINPOINT TEST A .
P0979 SSC SSC control circuit low. Short to ground.
  • Failure Mode Effect Management action opens the transmission solenoid power control relay, removing power from all solenoids (get PARK, REVERSE, NEUTRAL and 5th gear as the only forward gear with TCC open).
  • Harsh engagements.
  • Poor launch performance (due to 5th gear drive away).
  • No TCC apply.
  • No shifts.
  • Will turn on MIL.
REPAIR the more specific DTC first. GO to PINPOINT TEST A .
P0980 SSC SSC control circuit high. Open circuit.
  • If fault occurs while in 2nd or 6th gear, customer might notice a neutral condition before diagnostics disables 2nd and 6th gears.
  • Erratic, delayed or harsh shifts.
  • Will turn on MIL.
REPAIR the more specific DTC first. GO to PINPOINT TEST A .
P0982 SSD SSD control circuit low. Short to ground.
  • Failure Mode Effect Management action opens the transmission solenoid power control relay, removing power from all solenoids (get PARK, REVERSE, NEUTRAL and 5th as the only forward gear with TCC open), harsh engagements.
  • Poor launch performance (due to 5th gear drive away).
  • No TCC apply.
  • No shifts.
  • Will turn on MIL.
REPAIR the more specific DTC first. GO to PINPOINT TEST A .
P0983 SSD SSD control circuit high. Open circuit.
  • Only 4th, 5th and 6th gears available.
  • Harsh engagements.
  • Poor launch due to 4th gear drive away.
  • Will turn on MIL.
REPAIR the more specific DTC first. GO to PINPOINT TEST A .
P1001 TCM KOER not able to complete, KOER aborted The was unable to complete the KOER in the time allowed.
  • Incorrect engine rpm
  • Self-test aborted
  • Incorrect self-test procedure
  • DTC P1397 may set
READ and RECORD all DTCs. REPAIR any self-test or continuous DTCs first. CLEAR the DTCs. TEST the system for normal operation. If the DTC returns, REPROGRAM the original TCM to the latest calibration. TEST the system for normal operation. If DTCs return, INSTALL a new TCM. After installing the new TCM, PROGRAM it with the latest calibration and PERFORM the Solenoid Body Strategy Data Download. REFER to SOLENOID BODY STRATEGY . ROAD TEST the vehicle and PERFORM the Adaptive Drive Cycle, REFER to SHIFT POINT ROAD TEST .
P1397 - System voltage out of self-test range The TCM was unable to complete the KOEO and KOER test because the system voltage was below 11 volts or above 18 volts.
  • Battery or charging system
INSPECT the TCM power and ground circuits for opens or short to ground. INSPECT the TCM connector for damaged or pushed out terminals, corrosion or loose wires. CLEAR the DTC. RERUN the KOEO and KOER test. If the DTC returns, CHARGING SYSTEM .
P1501 VSS VSS out of self-test range The TCM was unable to complete the self-test because of electromagnetic interference (EMI) or RFI.
  • Self-test aborted
PLACE selector lever in park and monitor the VSS PID, Diagnostic Parameters Identification (PID) Chart. VERIFY the VSS input is at 0. RERUN self-test procedure.
P1635 - Tires/Axle out of acceptable range The signal from the BCM does not match the certified range that is programed within the TCM.
  • MIL ON
  • Default tire/axle ratio if OSS sensor DTCs are set
  • Incorrect shift scheduling
If set, REPAIR OSS DTCs first. If no OSS DTCs are present, RECONFIGURE the TCM using as-built data.
P1636 - Inductive signature chip communication error. The TCM lost communication with an internal chip which controls the solenoid states and fault reporting.
  • Transmission solenoid power control relay turned off, providing PARK, REVERSE, NEUTRAL and 5th gear with TCC open and maximum line pressure.
  • Harsh engagements.
  • Poor performance launch (due to 5th gear drive away).
  • MIL ON.
  • No TCC apply.
  • No shifts.
  • MIL ON.
INSTALL a new TCM. After installing the new TCM, PROGRAM it with the latest calibration and PERFORM the Solenoid Body Strategy Data Download. REFER to SOLENOID BODY STRATEGY . ROAD TEST the vehicle and PERFORM the Adaptive Drive Cycle, REFER to SHIFT POINT ROAD TEST .
P163E TRID block Transmission control module programming error.
  • TRID version incorrect (TRID version does not match version in TCM Calibration).
  • 7-digit service banding code checksum or total TRID block checksum invalid.
  • Solenoid and Clutch characterization data unavailable.
  • Failure Mode Effect Management will increase pressure and allow only PARK, REVERSE, NEUTRAL, 1st and 3rd gear only.
  • Customer may notice, high engine rpm.
  • 1st and 3rd gear only.
  • No TCC apply.
  • Will turn on MIL.
REFER to SOLENOID BODY STRATEGY .
P163F TRID block TRID ID block corrupted, not programmed.
  • TRID data not programmed.
  • Solenoid and Clutch strategy data unavailable.
  • Failure Mode Effect Management will increase pressure and allow only PARK, REVERSE, NEUTRAL, 1st and 3rd only.
  • Failure Mode Effect Management action of limits function to 1st and 3rd gear.
  • High engine rpm, lack of shifts complaints.
  • No TCC apply.
  • Will turn on MIL.
REFER to SOLENOID BODY STRATEGY .
P1702 TR sensor TR sensor circuit intermittent. Sister code to P0706 P0707 and P0708 used to illuminate the wrench light.
  • Possible no crank, only PARK, REVERSE, NEUTRAL and 5th gear available, harsh engagements.
  • Extremely delayed engagements (until a DTC is set).
  • After a DTC is set and the high side opened - harsh engagements, poor performance (due to a 5th gear drive away), no shifts.
  • Will turn on wrench lamp.
REPAIR the more specific DTC first. GO to PINPOINT TEST D .
P1705 TR sensor TR circuit not indicating park/neutral during self-test. TR sensor not indicating Park or Neutral during KOEO or KOER self-test. - Rerun KOEO or KOER only.
P1711 TFT TFT sensor out of self-test range. TFT sensor out of self-test range equals less than -1°C (30°F) or greater than 105°C (220°F) during KOEO or KOER self-test. - RERUN KOEO or KOER only.
P1744 TCC TCC solenoid circuit. Sister code to P0741 used to illuminate the wrench light. Additional common DTC, P163F. Will turn on wrench lamp. REFER to DIAGNOSIS BY SYMPTOM .
P1780 TCS TCS (O/D Cancel) circuit out of self-test range. TCS did not change states during KOER self-test. Customer cannot enter or exit the overdrive feature. REFER to AUTOMATIC TRANSAXLE/TRANSMISSION EXTERNAL CONTROLS .
P1783 Transmission over temperature Transmission over temperature condition. Transmission over temperature condition (greater than 135°C [275°F] for at least 5 seconds).
  • Torque converter lockup happens earlier than expected.
  • Will turn on wrench lamp.
REFER to DIAGNOSIS BY SYMPTOM .
P1921 TR switch Transmission range signal The TCM sets this DTC when the ignition switch is turned to the crank position and before the TCM receives an engine run signal.
  • Engine may not crank.
REPAIR the more specific DTC first. GO to PINPOINT TEST D .
P2700 Forward clutch system fault Transmission forward clutch apply time range/performance. This code sets with either DTC P0751 or P0752.
  • Will turn on wrench lamp.
REPAIR the more specific DTC first. REFER to DIAGNOSIS BY SYMPTOM .
P2701 Direct clutch system fault Transmission direct clutch apply time range/performance. This code sets with either DTC P0756 or P0757.
  • Will turn on wrench lamp.
REPAIR the more specific DTC first. REFER to DIAGNOSIS BY SYMPTOM .
P2702 Intermediate clutch system faults Transmission intermediate clutch apply time range/ performance. This code sets with either DTC P0761 or P0762.
  • Will turn on wrench lamp.
REPAIR the more specific DTC first. REFER to DIAGNOSIS BY SYMPTOM .
P2703 Low/Reverse clutch and OWC faults (covers just the clutches) Transmission low/reverse clutch apply time range/ performance. Low/reverse clutch stuck off with overdrive clutch stuck off. Most likely cause is SSD non-electrical failure or low/reverse/ overdrive regulator valve stuck in default position.
  • Low/reverse clutch off is a ratio based test.
  • Low/reverse clutch is only tested for failed off in the low manual lever position.
  • The customer might notice no engine braking in 1st gear, and erratic shifting as the diagnostics isolates the fault to low/reverse clutch failed off.
  • Delayed or no reverse engagement.
  • Will turn on wrench lamp.
REPAIR the more specific DTC first. REFER to DIAGNOSIS BY SYMPTOM .
P2704 Overdrive clutch system faults Transmission overdrive clutch apply time range/ performance. Overdrive clutch stuck off with low/ reverse clutch stuck off. Most likely cause is SSD non-electrical failure or low/ reverse/overdrive regulator valve stuck in default position. Overdrive clutch stuck on. Possibly overdrive clutch, SSD, low/reverse/ overdrive regulator valve stuck in spring compressed position.
  • Overdrive clutch failed off.
  • Will turn on wrench lamp.
REPAIR the more specific DTC first. REFER to DIAGNOSIS BY SYMPTOM .
P2705 OWC failed Transmission OWC apply time range/ performance.
  • The OWC holds in 1st gear. If the OWC fails off, 1st gear is failed to neutral.
  • 1st gear is disabled for this failure since low/reverse clutch is not intended to hold power on torque in 1st gear.
  • Customer might notice neutral conditions when 1st gear is commanded.
  • Erratic shifting as the diagnostic isolates the cause of the neutral condition to the OWC being failed.
  • Poor launch performance (due to 2nd gear drive away).
  • Harsh engagements.
  • Will turn on wrench lamp.
REFER to DIAGNOSIS BY SYMPTOM .
P2758 TCC solenoid TCC pressure control solenoid stuck on. The TCM indicated that the TCC did not release when commanded off.
  • MIL ON.
  • Engine stalls or lugging (stuck on)
  • DTC P1744 may set.
DTC P2758 is a non-electrical DTC. CLEAR the DTCs. TEST the system for normal operation. If the DTC returns, REFER to DIAGNOSIS BY SYMPTOM .
P2760 TCC solenoid TCC pressure control solenoid intermittent. Intermittent TCC solenoid short to ground. A short to ground will cause the TCC to apply, which can stall the engine at low vehicle speeds. The TCM will disable the high side driver until vehicle speed is high enough that the engine won't stall. With the high side driver off the fault can not be detected. If the fault goes away while the high side is off the vehicle will have a 5th gear launch with no DTC. If this occurs 3 times with no DTC P0742 being set, then DTC P2760 will set.
  • Poor launch performance (due to 5th gear drive away).
  • No TCC apply.
  • No shifts.
  • Will turn on wrench lamp.
REPAIR the more specific DTC first. GO to PINPOINT TEST A .
U0028 - Vehicle communication bus A The TCM lost HS-CAN communication to all modules.
  • Maximum line pressure
  • Default to 5th gear
  • DTC U0073 may set
CLEAR the DTC. RUN the Network Test. If the DTC returns, MODULE COMMUNICATIONS NETWORK to diagnose the no communication with other modules concern.
U0073 TCM Control module communication bus A off The TCM lost HS-CAN communication to all modules.
  • MIL ON
  • Maximum line pressure
  • Default to 5th gear
CLEAR the DTC. RUN the Network Test. If the DTC returns, MODULE COMMUNICATIONS NETWORK to diagnose the no communication with other modules concern.
U0100 TCM Lost communication with Engine Control Module (ECM)/TCM A The TCM lost communication between the TCM and TCM.
  • MIL ON
  • Wrench light illuminated
  • Maximum line pressure
  • Default to 3rd or 5th gear
  • DTC U0294 may set
CLEAR the DTC. RUN the Network Test. If the DTC returns, MODULE COMMUNICATIONS NETWORK to diagnose the no communication with the TCM concern.
U0102 TCM Lost communication with Transfer Case Control Module (TCCM) The TCM lost communication between the TCM and TCCM.
  • -
CLEAR the DTC. RUN the Network Test. If the DTC returns, MODULE COMMUNICATIONS NETWORK to diagnose the no communication with the TCCM concern.
U0115 TCM Lost communication with Engine Control Module ECM/PCM B The TCM lost communication between the TCM and PCM.
  • -
CLEAR the DTC. RUN the Network Test. If the DTC returns, MODULE COMMUNICATIONS NETWORK to diagnose the no communication with the TCM concern.
U0121 TCM Lost communication with the ABS control module The lost communication between the TCM and ABS module.
  • MIL ON
  • DTC U0129 may set
CLEAR the DTC. RUN the Network Test. If the DTC returns, MODULE COMMUNICATIONS NETWORK to diagnose the no communication with the ABS module concern.
U0129 TCM Lost communication with brake system control module The TCM lost communication between the PCM and brake system module.
  • Loss of tow/haul function
  • DTC U0121 may set
CLEAR the DTC. RUN the Network Test. If the DTC returns, MODULE COMMUNICATIONS NETWORK to diagnose the no communication with the ABS module concern.
U0133 TCM Lost communication with active roll control module The TCM lost communication between the TCM and active roll control module.
  • -
CLEAR the DTC. RUN the Network Test. If the DTC returns, MODULE COMMUNICATIONS NETWORK to diagnose the no communication with the ABS module concern.
U0140 TCM Lost communication with BCM The TCM lost communication between the TCM and BCM.
  • Default tire/axle ratio
  • Default shift schedules
  • DTC U0141 may set
CLEAR the DTC. RUN the Network Test. If the DTC returns, MODULE COMMUNICATIONS NETWORK to diagnose the no communication with the BCM concern.
U0141 TCM Lost communication with BCM A The TCM lost communication between the TCM and BCM.
  • Default tire/axle ratio
  • Default shift schedules
  • DTC U0140 may set
CLEAR the DTC. RUN the Network Test. If the DTC returns, MODULE COMMUNICATIONS NETWORK to diagnose the no communication with the BCM concern.
U0155 TCM Lost communication with IPC control module The TCM lost communication between the TCM and IPC.
  • MIL ON
CLEAR the DTC. RUN the Network Test. If the DTC returns, MODULE COMMUNICATIONS NETWORK to diagnose the no communication with the IPC concern.
U0294 TCM Lost communication with Powertrain Control Monitor Module The TCM lost communication between the TCM and PCM.
  • -
CLEAR the DTC. RUN the Network Test. If the DTC returns, MODULE COMMUNICATIONS NETWORK to diagnose the no communication with the TCM concern.
U0401 TCM Invalid data received from ECM/PCM A The TCM is receiving incorrect signal data (pedal position, torque) from the PCM.
  • May set MIL
  • Maximum line pressure
  • Default to 5th gear
CLEAR the DTC. RUN the Network Test. If the DTC returns, refer to INTRODUCTION article, for diagnosis.
U0415 TCM Invalid data received from Anti-Lock Brake System (ABS) control module The TCM is receiving incorrect signal data (wheel speed, brake pressure) from the ABS module.
  • May set MIL
CLEAR the DTC. RUN the Network Test. If the DTC returns, ANTI-LOCK BRAKE SYSTEM (ABS) AND STABILITY CONTROL .