Mike's Workshop Manuals: Service manuals for every vehicle
Home >> Lexus >> 2007 >> LS 460L >> Repair and Diagnosis >> Transmission >> Automatic Trans >> Automatic Transaxle >> Automatic Transmission System >> DTC P0872 Transmission Fluid Pressure Sensor / Switch "C" Circuit Low >> Typical Enabling Conditions

Typical Enabling Conditions

All 

TYPICAL ENABLING CONDITIONS

The monitor will run whenever the following DTCs are not present P0115, P0116, P0117 and P0118: (ECT sensor)
P0125: (Insufficient ECT for closed loop)
P0500: (VSS)
P0748, P0778, P0798, P2810 and P2819: (Shift solenoid valve (range))
Turbine speed sensor circuit Not circuit malfunction
Output speed sensor circuit Not circuit malfunction
Shift solenoid valve SL1 circuit Not circuit malfunction
Shift solenoid valve SL2 circuit Not circuit malfunction
Shift solenoid valve SL3 circuit Not circuit malfunction
Shift solenoid valve SL4 circuit Not circuit malfunction
Shift solenoid valve SL5 circuit Not circuit malfunction
Shift solenoid valve SR circuit Not circuit malfunction
ECT (Engine coolant temperature) sensor circuit Not circuit malfunction
ATF temperature sensor circuit Not circuit malfunction
KCS sensor circuit Not circuit malfunction
ETCS (Electronic throttle control system) Not system down
CAN communication circuit (ECM - TCM) Not system down
NSW switch "D"
Duration time from shifting "N" to "D" 4 sec. or more
ATF temperature -10°C(14°F)or more
Engine Starting

Condition (A) 

TYPICAL ENABLING CONDITIONS

TCM indicated pressure valve of SL1 1600 kPa (16.3 kgf/cm2 , 232 psi)

Condition (B) 

TYPICAL ENABLING CONDITIONS

TCM selected gear 1st
Duration time from vehicle speed reach to the following value Less than 3 sec.
Vehicle speed 2 km/h (1.24 mph) or more and less than 40 km/h (24.86 mph)
Engine speed - Turbine speed 150 rpm or more
Calculated load value 7.75% or more
ECT (Engine coolant temperature) 40°C(104°F)or more
Spark advance from Max. retard timing by KCS control Crankshaft angle 0° or more
Turbine speed / Output speed (NT / NO) (Actual 1st gear) More than 3.9 and 8.0 or less (when output speed less than 130 rpm)
Turbine speed / Output speed (NT / NO) (Actual 2nd gear) More than 2.4 and 0 or less (when output speed less than 200 rpm)
Turbine speed / Output speed (NT / NO) (Actual 3rd gear) More than 1.72 and 2.07 or less (when output speed less than 400 rpm)
Turbine speed / Output speed (NT / NO) (Actual 4th gear) More than 1.354 and 1.584 or less (when output speed less than 600 rpm)
Turbine speed / Output speed (NT / NO) (Actual 5th gear) More than 1.141 and 1.291 or less "(when output speed less than 600 rpm)
Turbine speed / Output speed (NT / NO) (Actual 6th gear) More than 0.93 and 1.07 or less (when output speed less than 800 rpm)
Turbine speed / Output speed (NT / NO) (Actual 7th gear) More than 0.759 and 0.889 or less (when output speed less than 800 rpm)
Turbine speed / Output speed (NT / NO) (Actual 8th gear) More than 0.62 and 0.75 or less (when output speed less than 1000 rpm)
NT - NO x 1st gear ratio (Actual 1st gear) -50 rpm or more and 50 rpm or less (when output speed 130 rpm or more)
NT - NO x 2nd gear ratio (Actual 2nd gear) -50 rpm or more and 50 rpm or less (when output speed 200 rpm or more)
NT - NO x 3rd gear ratio (Actual 3rd gear) -50 rpm or more and 50 rpm or less (when output speed 400 rpm or more)
NT - NO x 4th gear ratio (Actual 4th gear) -50 rpm or more and 50 rpm or less (when output speed 600 rpm or more)
NT - NO x 5th gear ratio (Actual 5th gear) -50 rpm or more and 50 rpm or less (when output speed 600 rpm or more)
NT - NO x 6th gear ratio (Actual 6th gear) -50 rpm or more and 50 rpm or less (when output speed 800 rpm or more)
NT - NO x 7th gear ratio (Actual 7th gear) -50 rpm or more and 50 rpm or less (when output speed 800 rpm or more)
NT - NO x 8th gear ratio (Actual 8th gear) -50 rpm or more and 50 rpm or less (when output speed 1000 rpm or more)

Condition (C) 

TYPICAL ENABLING CONDITIONS

TCM selected gear 2nd
Vehicle speed 2 km/h (1.24 mph) or more
Throttle valve opening angle 6.5% or more at engine speed 2000 rpm (condition varies with engine speed)
Calculated load value 7.75% or more
ECT (Engine coolant temperature) 40°C(104°F)or more
Spark advance from Max. retard timing by KCS control Crankshaft angle 0° or more
Turbine speed / Output speed (NT / NO) (Actual 1 st gear) More than 3.9 and 8.0 or less (when output speed less than 130 rpm)
Turbine speed / Output speed (NT / NO) (Actual 2nd gear) More than 2.4 and 0 or less (when output speed less than 200 rpm)
Turbine speed / Output speed (NT / NO) (Actual 3rd gear) More than 1.72 and 2.07 or less (when output speed less than 400 rpm)
Turbine speed / Output speed (NT / NO) (Actual 4th gear) More than 1.354 and 1.584 or less (when output speed less than 600 rpm)
Turbine speed / Output speed (NT / NO) (Actual 5th gear) More than 1.141 and 1.291 or less (when output speed less than 600 rpm)
Turbine speed / Output speed (NT / NO) (Actual 6th gear) More than 0.93 and 1.07 or less (when output speed less than 800 rpm)
Turbine speed / Output speed (NT / NO) (Actual 7th gear) More than 0.759 and 0.889 or less (when output speed less than 800 rpm)
Turbine speed / Output speed (NT / NO) (Actual 8th gear) More than 0.62 and 0.75 or less (when output speed less than 1000 rpm)
NT - NO x 1st gear ratio (Actual 1 st gear) -50 rpm or more and 50 rpm or less (when output speed 130 rpm or more)
NT - NO x 2nd gear ratio (Actual 2nd gear) -50 rpm or more and 50 rpm or less (when output speed 200 rpm or more)
NT - NO x 3rd gear ratio (Actual 3rd gear) -50 rpm or more and 50 rpm or less (when output speed 400 rpm or more)
NT - NO x 4th gear ratio (Actual 4th gear) -50 rpm or more and 50 rpm or less (when output speed 600 rpm or more)
NT - NO x 5th gear ratio (Actual 5th gear) -50 rpm or more and 50 rpm or less (when output speed 600 rpm or more)
NT - NO x 6th gear ratio (Actual 6th gear) -50 rpm or more and 50 rpm or less (when output speed 800 rpm or more)
NT - NO x 7th gear ratio (Actual 7th gear) -50 rpm or more and 50 rpm or less (when output speed 800 rpm or more)
NT - NO x 8th gear ratio (Actual 8th gear) -50 rpm or more and 50 rpm or less (when output speed 1000 rpm or more)

Condition (D) 

TYPICAL ENABLING CONDITIONS

TCM selected gear 3rd
Vehicle speed 2 km/h (1.24 mph) or more
Throttle valve opening angle 6.5% or more at engine speed 2000 rpm (condition varies with engine speed)
Calculated load value 7.75% or more
ECT (Engine coolant temperature) 40°C(104°F)or more
Spark advance from Max. retard timing by KCS control Crankshaft angle 0° or more
Turbine speed / Output speed (NT / NO) (Actual 1 st gear) More than 3.9 and 8.0 or less (when output speed less than 130 rpm)
Turbine speed / Output speed (NT / NO) (Actual 2nd gear) More than 2.4 and 0 or less (when output speed less than 200 rpm)
Turbine speed / Output speed (NT / NO) (Actual 3rd gear) More than 1.72 and 2.07 or less (when output speed less than 400 rpm)
Turbine speed / Output speed (NT / NO) (Actual 4th gear) More than 1.354 and 1.584 or less (when output speed less than 600 rpm)
Turbine speed / Output speed (NT / NO) (Actual 5th gear) More than 1.141 and 1.291 or less (when output speed less than 600 rpm)
Turbine speed / Output speed (NT / NO) (Actual 6th gear) More than 0.93 and 1.07 or less (when output speed less than 800 rpm)
Turbine speed / Output speed (NT / NO) (Actual 7th gear) More than 0.759 and 0.889 or less (when output speed less than 800 rpm)
Turbine speed / Output speed (NT / NO) (Actual 8th gear) More than 0.62 and 0.75 or less (when output speed less than 1000 rpm)
NT - NO x 1st gear ratio (Actual 1st gear) -50 rpm or more and 50 rpm or less (when output speed 130 rpm or more)
NT - NO x 2nd gear ratio (Actual 2nd gear) -50 rpm or more and 50 rpm or less (when output speed 200 rpm or more)
NT - NO x 3rd gear ratio (Actual 3rd gear) -50 rpm or more and 50 rpm or less (when output speed 400 rpm or more)
NT - NO x 4th gear ratio (Actual 4th gear) -50 rpm or more and 50 rpm or less (when output speed 600 rpm or more)
NT - NO x 5th gear ratio (Actual 5th gear) -50 rpm or more and 50 rpm or less (when output speed 600 rpm or more)
NT - NO x 6th gear ratio (Actual 6th gear) -50 rpm or more and 50 rpm or less (when output speed 800 rpm or more)
NT - NO x 7th gear ratio (Actual 7th gear) -50 rpm or more and 50 rpm or less (when output speed 800 rpm or more)
NT - NO x 8th gear ratio (Actual 8th gear) -50 rpm or more and 50 rpm or less (when output speed 1000 rpm or more)

Condition (E) 

TYPICAL ENABLING CONDITIONS

TCM selected gear 4th
Vehicle speed 2 km/h (1.24 mph) or more
Throttle valve opening angle 6.5% or more at engine speed 2000 rpm (condition varies with engine speed)
Calculated load value 7.75% or more
ECT (Engine coolant temperature) 40°C (104°F)or more
Spark advance from Max. retard timing by KCS control Crankshaft angle 0° or more
Turbine speed / Output speed (NT / NO) (Actual 1 st gear) More than 3.9 and 8.0 or less (when output speed less than 130 rpm)
Turbine speed / Output speed (NT / NO) (Actual 2nd gear) More than 2.4 and 0 or less (when output speed less than 200 rpm)
Turbine speed / Output speed (NT / NO) (Actual 3rd gear) More than 1.72 and 2.07 or less (when output speed less than 400 rpm)
Turbine speed / Output speed (NT / NO) (Actual 4th gear) More than 1.354 and 1.584 or less (when output speed less than 600 rpm)
Turbine speed / Output speed (NT / NO) (Actual 5th gear) More than 1.141 and 1.291 or less (when output speed less than 600 rpm)
Turbine speed / Output speed (NT / NO) (Actual 6th gear) More than 0.93 and 1.07 or less (when output speed less than 800 rpm)
Turbine speed / Output speed (NT / NO) (Actual 7th gear) More than 0.759 and 0.889 or less (when output speed less than 800 rpm)
Turbine speed / Output speed (NT / NO) (Actual 8th gear) More than 0.62 and 0.75 or less (when output speed less than 1000 rpm)
NT - NO x 1st gear ratio (Actual 1 st gear) -50 rpm or more and 50 rpm or less (when output speed 130 rpm or more)
NT - NO x 2nd gear ratio (Actual 2nd gear) -50 rpm or more and 50 rpm or less (when output speed 200 rpm or more)
NT - NO x 3rd gear ratio (Actual 3rd gear) -50 rpm or more and 50 rpm or less (when output speed 400 rpm or more)
NT - NO x 4th gear ratio (Actual 4th gear) -50 rpm or more and 50 rpm or less (when output speed 600 rpm or more)
NT - NO x 5th gear ratio (Actual 5th gear) -50 rpm or more and 50 rpm or less (when output speed 600 rpm or more)
NT - NO x 6th gear ratio (Actual 6th gear) -50 rpm or more and 50 rpm or less (when output speed 800 rpm or more)
NT - NO x 7th gear ratio (Actual 7th gear) -50 rpm or more and 50 rpm or less (when output speed 800 rpm or more)
NT - NO x 8th gear ratio (Actual 8th gear) -50 rpm or more and 50 rpm or less (when output speed 1000 rpm or more)

Condition (F) 

TYPICAL ENABLING CONDITIONS

TCM selected gear 5th
Vehicle speed 2 km/h (1.24 mph) or more
Throttle valve opening angle 6.5% or more at engine speed 2000 rpm (condition varies with engine speed)
Calculated load value 7.75% or more
ECT (Engine coolant temperature) 40°C(104°F)or more
Spark advance from Max. retard timing by KCS control Crankshaft angle 0° or more
Turbine speed / Output speed (NT / NO) (Actual 1 st gear) More than 3.9 and 8.0 or less (when output speed less than 130 rpm)
Turbine speed / Output speed (NT / NO) (Actual 2nd gear) More than 2.4 and 0 or less (when output speed less than 200 rpm)
Turbine speed / Output speed (NT / NO) (Actual 3rd gear) More than 1.72 and 2.07 or less (when output speed less than 400 rpm)
Turbine speed / Output speed (NT / NO) (Actual 4th gear) More than 1.354 and 1.584 or less (when output speed less than 600 rpm)
Turbine speed / Output speed (NT / NO) (Actual 5th gear) More than 1.141 and 1.291 or less (when output speed less than 600 rpm)
Turbine speed / Output speed (NT / NO) (Actual 6th gear) More than 0.93 and 1.07 or less (when output speed less than 800 rpm)
Turbine speed / Output speed (NT / NO) (Actual 7th gear) More than 0.759 and 0.889 or less (when output speed less than 800 rpm)
Turbine speed / Output speed (NT / NO) (Actual 8th gear) More than 0.62 and 0.75 or less (when output speed less than 1000 rpm)
NT - NO x 1st gear ratio (Actual 1st gear) -50 rpm or more and 50 rpm or less (when output speed 130 rpm or more)
NT - NO x 2nd gear ratio (Actual 2nd gear) -50 rpm or more and 50 rpm or less (when output speed 200 rpm or more)
NT - NO x 3rd gear ratio (Actual 3rd gear) -50 rpm or more and 50 rpm or less (when output speed 400 rpm or more)
NT - NO x 4th gear ratio (Actual 4th gear) -50 rpm or more and 50 rpm or less (when output speed 600 rpm or more)
NT - NO x 5th gear ratio (Actual 5th gear) -50 rpm or more and 50 rpm or less (when output speed 600 rpm or more)
NT - NO x 6th gear ratio (Actual 6th gear) -50 rpm or more and 50 rpm or less (when output speed 800 rpm or more)
NT - NO x 7th gear ratio (Actual 7th gear) -50 rpm or more and 50 rpm or less (when output speed 800 rpm or more)
NT - NO x 8th gear ratio (Actual 8th gear) -50 rpm or more and 50 rpm or less (when output speed 1000 rpm or more)