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Diagnostic Trouble Code (DTC) Reference Charts

NOTE: Speed control codes will be set during KOER SWITCH SELF-TEST if vehicle is not equipped with speed control. This is a normal condition. On vehicles without speed control, ignore Codes P0565, P0566, P0567, P0568 and P0569.
DIAGNOSTIC TROUBLE CODE

DTC Description KOEO KOER Continuous
P0107 BARO Circuit Low Input  DH1 -  DH1
P0108 BARO Circuit High Input  DH8 -  DH8
P0112 IAT Sensor Circuit Low Input  DA5 -  DA8
P0113 IAT Sensor Circuit High Input  DA1 -  DA8
P0122 Accelerator Pedal Sensor Circuit Low Input  DE5 -  DE5
P0123 Accelerator Pedal Sensor Circuit High Input  DE1 -  DE1
P0196 EOT Sensor Circuit Performance -  DB10 -
P0197 EOT Sensor Circuit Low Input  DB4 -  DB6
P0198 EOT Sensor Circuit High Input  DB1 -  DB6
P0220 Throttle Switch B Circuit Malfunction -  FE1 -
P0221 Throttle Switch B Circuit Malfunction - -  FE1
P0230 Fuel Pump Relay Driver Fail  FK1 -  FK16
P0231 Fuel Pump Relay Driver Failed On  FK5 -  FK18
P0232 Fuel Pump Relay Driver Failed Off  FK11 -  FK11
P0236 (1998) Turbo Boost Sensor A Circuit Performance  DC1 -  DC1
P0236 (1998 1/2) Turbo Boost Sensor A Circuit Performance  DJ1 -  DJ1
P0237 (1998) Turbo Boost Sensor A Circuit Low Input  DC5 -  DC16
P0237 (1998 1/2) Turbo Boost Sensor A Circuit Low Input  DJ5 -  DJ13
P0238 (1998) Turbo Boost Sensor A Circuit High Input  DC15 -  DC24
P0238 (1998 1/2) Turbo Boost Sensor A Circuit High Input  DJ11 -  DJ15
P0261 Injector Circuit Low - Cylinder 1  NA1 -  NA1
P0262 Injector Circuit High - Cylinder 1  NA6 -  NA6
P0263 Cylinder 1 Contribution/Balance Fault -  NA25 -
P0264 Injector Circuit Low - Cylinder 2  NA1 -  NA1
P0265 Injector Circuit High - Cylinder 2  NA6 -  NA6
P0266 Cylinder 2 Contribution/Balance Fault -  NA25 -
P0267 Injector Circuit Low - Cylinder 3  NA1 -  NA1
P0268 Injector Circuit High - Cylinder 3  NA6 -  NA6
P0269 Cylinder 3 Contribution/Balance Fault -  NA25 -
P0270 Injector Circuit Low - Cylinder 4  NA1 -  NA1
P0271 Injector Circuit High - Cylinder 4  NA6 -  NA6
P0272 Cylinder 4 Contribution/Balance Fault -  NA25 -
P0273 Injector Circuit Low - Cylinder 5  NA1 -  NA1
P0274 Injector Circuit High - Cylinder 5  NA6 -  NA6
P0275 Cylinder 5 Contribution/Balance Fault -  NA25 -
P0276 Injector Circuit Low - Cylinder 6  NA1 -  NA1
P0277 Injector Circuit High - Cylinder 6  NA6 -  NA6
P0278 Cylinder 6 Contribution/Balance Fault -  NA25 -
P0279 Injector Circuit Low - Cylinder 7  NA1 -  NA1
P0280 Injector Circuit High - Cylinder 7  NA6 -  NA6
P0281 Cylinder 7 Contribution/Balance Fault -  NA25 -
P0282 Injector Circuit Low - Cylinder 8  NA1 -  NA1
P0283 Injector Circuit High - Cylinder 8  NA6 -  NA6
P0284 Cylinder 8 Contribution/Balance Fault -  NA25 -
P0301 Fault Cylinder A-Misfire Detected (CYL 1) - -  NA25
P0302 Fault Cylinder B-Misfire Detected (CYL 2) - -  NA25
P0303 Fault Cylinder D-Misfire Detected (CYL 3) - -  NA25
P0304 Fault Cylinder E-Misfire Detected (CYL 4) - -  NA25
P0305 Fault Cylinder F-Misfire Detected (CYL 5) - -  NA25
P0306 Fault Cylinder G-Misfire Detected (CYL 6) - -  NA25
P0307 Fault Cylinder C-Misfire Detected (CYL 7) - -  NA25
P0308 Fault Cylinder H-Misfire Detected (CYL 8) - -  NA25
P0340 CMP Sensor Circuit Malfunction  DG1 -  DG1
P0341 (1) CMP Sensor Circuit Performance -  DG1  DG1
P0344 (1) CMP Sensor Circuit Intermittent  DG1 -  DG1
P0380 Glow Plug Circuit Malfunction  KC3 -  KC3
P0381 Glow Plug Indicator Circuit Malfunction  KD1 -  KD3
P0460 Fuel Tank Level Indicator Circuit Malfunction - - -
P0470 Exhaust Back Pressure Sensor Circuit Malfunction  DF1 -  DF3
P0471 Exhaust Back Pressure Sensor Circuit Performance - -  DF5
P0472 Exhaust Back Pressure Sensor Circuit Low Input  DF9 -  DF9
P0473 Exhaust Back Pressure Sensor Circuit High Input  DF15 -  DF15
P0475 Exhaust Pressure Control Valve Malfunction  KB1 - -
P0476 Exhaust Pressure Control Valve Performance -  KB7  KB7
P0478 Exhaust Pressure Control Valve High Input - -  DF17
P0500 Vehicle Speed Sensor Malfunction - KOER Tests - -  HB1
P0560 System Voltage Malfunction -  A1 -
P0562 System Voltage Low  A1 -  A1
P0563 System Voltage High  A1 -  A1
P0565 Cruise ""On"" Signal Malfunction -  FG1 -
P0566 Cruise ""Off"" Signal Malfunction -  FG1 -
P0567 Cruise ""Resume"" Signal Malfunction -  FG1 -
P0568 Cruise ""Set"" Signal Malfunction -  FG1 -
P0569 Cruise ""Coast"" Signal Malfunction -  FG1 -
P0571 Brake Switch A Circuit Malfunction -  FB1 -
P0603 Internal Control Module KAM Error  MA1 -  MA1
P0605 Internal Control Module ROM Error MD1  - MD1 
P0606 PCM Processor Fault MC1  - -
P0703 Brake Switch B Circuit Malfunction -  FD1 -
P0705 (2) TR Sensor Circuit Malfunction (3) (3) (3)
P0707 TR Sensor Circuit Low Input (3) (3) (3)
P0708 (2) TR Sensor Circuit High Input (3) (3) (3)
P0712 Transmission Fluid Temp. Sensor CKT Low Input (3) (3) (3)
P0713 Transmission Fluid Temp. Sensor CKT High Input (3) (3) (3)
P0731 Gear One Ratio Error (3) (3) (3)
P0732 Gear Two Ratio Error (3) (3) (3)
P0733 Gear Three Ratio Error (3) (3) (3)
P0741 TCC Circuit Performance (3) (3) (3)
P0743 Torque Converter Clutch System Electrical Failure (3) (3) (3)
P0750 Shift Solenoid 1 Malfunction (3) (3) (3)
P0751 Shift Solenoid A Performance (3) (3) (3)
P0755 Shift Solenoid 2 Malfunction (3) (3) (3)
P0756 Shift Solenoid B Performance (3) (3) (3)
P0760 Shift Solenoid C Malfunction (3) (3) (3)
P0781 1-2 Shift Malfunction (3) (3) (3)
P0781 (2) 1-2 Shift Malfunction (3) (3) (3)
P0782 (2) 2-3 Shift Malfunction (3) (3) (3)
P0783 (2) 3-4 Shift Malfunction (3) (3) (3)
P1000 OBD II Monitor Checks Not Complete, More Driving Required - -  MB1
P1139 Water in Fuel Indicator Circuit Malfunction  DM1 -  DM1
P1140 Water in Fuel Condition - -  DL1
P1184 Engine Oil Temp Sensor Circuit Performance -  DB10 -
P1209 Injection Control System Pressure Peak Fault - -  KE15
P1210 Injection Control Pressure Above Expected Level  DD11 -  DD22
P1211 (1) ICP Not Controllable - Pressure Above/Below Desired  KE15  KE7  KE15
P1212 (1) ICP Voltage Not at Expected Level - -  DD14
P1218 CID Stuck High  KA10 -  KA10
P1219 CID Stuck Low  KA9 -  KA9
P1247 Turbo Boost Pressure Low - -  DC1
P1248 Turbo Boost Pressure Not Detected - -  DH1
P1261 High to Low Side Short - Cylinder 1  NA6 -  NA6
P1262 High to Low Side Short - Cylinder 2  NA6 -  NA6
P1263 High to Low Side Short - Cylinder 3  NA6 -  NA6
P1264 High to Low Side Short - Cylinder 4  NA6 -  NA6
P1265 High to Low Side Short - Cylinder 5  NA6 -  NA6
P1266 High to Low Side Short - Cylinder 6  NA6 -  NA6
P1267 High to Low Side Short - Cylinder 7  NA6 -  NA6
P1268 High to Low Side Short - Cylinder 8  NA6 -  NA6
P1271 High to Low Side Open - Cylinder 1  NA11 -  NA11
P1272 High to Low Side Open - Cylinder 2  NA11 -  NA11
P1273 High to Low Side Open - Cylinder 3  NA11 -  NA11
P1274 High to Low Side Open - Cylinder 4  NA11 -  NA11
P1275 High to Low Side Open - Cylinder 5  NA11 -  NA11
P1276 High to Low Side Open - Cylinder 6  NA11 -  NA11
P1277 High to Low Side Open - Cylinder 7  NA11 -  NA11
P1278 High to Low Side Open - Cylinder 8  NA11 -  NA11
P1280 (1) ICP Circuit Out of Range Low  DD1 -  DD1
P1281 (1) ICP Circuit Out of Range High  DD8 -  DD8
P1282 Excessive ICP -  KE5  KE5
P1283 (1) IPR Circuit Failure  KE1 - -
P1284 ICP Failure - Aborts KOER or CCT Test -  DD21 -
P1291 High Side No. 1 (Right) Short to GND or B+  NA16 -  NA16
P1292 High Side No. 2 (Left) Short to GND or B+  NA16 -  NA16
P1293 High Side Open Bank No. 1 (Right)  NA20 -  NA20
P1294 High Side Open Bank No. 2 (Left)  NA20 -  NA20
P1295 (1) Multiple Faults on Bank No. 1 (Right)  NA29 -  NA29
P1296 (1) Multiple Faults on Bank No. 2 (Left)  NA29 -  NA29
P1297 High Sides Shorted Together  NA27 -  NA27
P1298 IDM Failure  KA1 -  KA1
P1316 Injector Circuit/IDM Codes Detected  FJ10 -  FJ10
P1389 Glow Plug High Side Circuit Out of Range Low -  KC1  KC1
P1391 Glow Plug Circuit Low Input Bank No. 1 (Right) -  KC1  KC1
P1392 Glow Plug Circuit High Input Bank No. 1 (Right) -  KC1  KC1
P1393 Glow Plug Circuit Low Input Bank No. 2 (Left) -  KC1  KC1
P1394 Glow Plug Circuit High Input Bank No. 2 (Left) -  KC1  KC1
P1395 Glow Plug Monitor Fault Bank No. 1 -  KC1  KC1
P1396 Glow Plug Monitor Fault Bank No. 2 -  KC1  KC1
P1397 System Voltage Out of Self Test Range -  KC15  KC15
P1464 A/C On During KOER or CCT Test -  FA1 -
P1502 Invalid Self Test - APCM Functioning  QA1  QA1  QA1
P1531 Invalid Test - Accelerator Pedal Movement - Repeat Test -
P1536 Parking Brake Applied Failure -  FF1 -
P1634 Data Output Link Failure - -  KM1
P1660 Output Circuit Check Signal High  KJ1 -  KJ1
P1661 Output Circuit Check Signal Low  KK1 -  KK1
P1662 IDM EN Circuit Failure  NC1 - -
P1663 FDCS Circuit Failure  KF1 - -
P1667 CID Circuit Failure  KA1 - -
P1668 PCM - IDM Diagnostic Communication Error  FJ1 -  FJ1
P1670 EF Feedback Signal Not Detected - -  FJ1
P1704 Digital TRS Failed to Transition State - - -
P1705 TR Sensor out of Self Test Range (3) (3) (3)
P1706 (2) High Vehicle Speed in Park (3) (3) (3)
P1711 TFT Sensor Out of Self Test Range (3) (3) (3)
P1714 Shift Solenoid A Inductive Signature Malfunction (3) (3) (3)
P1715 Shift Solenoid B Inductive Signature Malfunction (3) (3) (3)
P1727 Coast Clutch Solenoid Inductive Signature Malfunction (3) (3) (3)
P1728 (2) Transmission Slip Error - Converter Clutch Failed (3) (3) (3)
P1729 4x4L Switch Error (3) (3) (3)
P1740 Torque Converter Clutch Inductive Signature Malfunction (3) (3) (3)
P1742 Torque Converter Clutch Failed On (3) (3) (3)
P1744 Torque Converter Clutch System Performance (3) (3) (3)
P1746 EPC Solenoid Open Circuit (3) (3) (3)
P1747 EPC Solenoid Short Circuit (3) (3) (3)
P1748 (2) EPC Malfunction (3) (3) (3)
P1751 Shift Solenoid A Performance (3) (3) (3)
P1754 CCS (Solenoid) Circuit Malfunction (3) (3) (3)
P1756 Shift Solenoid B Performance (3) (3) (3)
P1779 TCIL Circuit Malfunction (3) (3) (3)
P1780 TCS Circuit Out of Self Test Range (3) (3) (3)
P1781 4x4L Circuit Out of Self Test Range  FH1  FH1  FH1
P1783 (2) Transmission Overtemperature Condition (3) (3) (3)
No Code No Communication  QA1  QA1  QA1
No Code Auxiliary Powertrain Control System  NA1  NA1  NA1
(1) Check Engine light illuminates when fault is present. On California, CHECK ENGINE light will turn off if no fault is detected for three consecutive drive cycles.
(2) Transmission Control Indicator Light (TCIL) flashes when fault is present.
(3) Refer to the DIAGNOSIS - E4OD article for diagnostic procedures.
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