Diagnostic Trouble Code Identification
Diagnostic Trouble Code IdentificationF-car 4L60-E 5.7L, VIN G)
DTC
Description
DTC Type*
Default Action
P0218
Transmission Fluid Overtemperature
D
The PCM freezes shift adapts from being updated
P0502
Vehicle Speed Sensor Circuit Low
B
The PCM commands first gear only
The PCM commands maximum line pressure
The PCM freezes shift adapts from being updated
The PCM inhibits TCC engagement
P0503
Vehicle Speed Sensor Circuit Intermittent
B
The PCM commands second gear only
The PCM commands maximum line pressure
The PCM inhibits TCC engagement
The PCM inhibits 4th gear if the transmission is in hot mode
The PCM freezes shift adapts from being updated
P0711
TFT Sensor Circuit Range/Performance
D
The PCM uses a transmission fluid temperature default value based on engine coolant, engine run time and IAT at startup
The PCM freezes shift adapts from being updated
P0712
TFT Sensor Circuit Low
D
The PCM uses a transmission fluid temperature default value based on engine coolant, engine run time and IAT at startup
The PCM freezes shift adapts from being updated
P0713
TFT Sensor Circuit High
D
The PCM uses a transmission fluid temperature default value based on engine coolant, engine run time and IAT at startup
The PCM freezes shift adapts from being updated
P0719
Brake Switch Circuit Low
D
The PCM disregards the brake switch input for TCC scheduling
P0724
Brake Switch Circuit High
D
--
P0740
TCC Enable Solenoid Circuit Electrical
B
The PCM inhibits TCC engagement
The PCM inhibits 4th gear if the transmission is in hot mode
The PCM freezes shift adapts from being updated
P0742
TCC System Stuck On
B
The PCM freezes shift adapts from being updated
P0748
PC Solenoid Circuit Electrical
D
The PC solenoid valve is OFF
The PCM freezes shift adapts from being updated
P0751
1-2 SS Valve Performance
A
The PCM commands D2 line pressure
The PCM inhibits 3-2 downshifts if the vehicle speed is greater than 48 km/h (30 mph)
The PCM freezes shift adapts from being updated
P0753
1-2 SS Circuit Electrical
B
The PCM commands D2 line pressure
The PCM inhibits 3-2 downshifts if the vehicle speed is greater than 48 km/h (30 mph)
The PCM freezes shift adapts from being updated
P0756
2-3 SS Valve Performance
A
The PCM commands third gear only
The PCM commands maximum line pressure
The PCM inhibits TCC engagement
The PCM freezes shift adapts from being updated
P0758
2-3 SS Circuit Electrical
A
The PCM commands 3rd gear only
The PCM commands maximum line pressure
The PCM inhibits TCC engagement
The PCM freezes shift adapts from being updated
P0785
3-2 SS Circuit Electrical
A
The PCM commands a soft landing to 3rd gear
The PCM inhibits TCC engagement
The PCM commands maximum line pressure
The PCM inhibits 4th gear if the transmission is in hot mode
The PCM freezes shift adapts from being updated
P1810
TFP Switch Circuit Fault
B
The PCM commands D2 line pressure
The PCM commands a D4 shift pattern
The PCM freezes shift adapts from being updated
P1860
TCC PWM Solenoid Circuit Electrical
B
The PCM inhibits TCC engagement
The PCM inhibits 4th gear if the transmission is in hot mode
The PCM freezes shift adapts from being updated
P1870
Transmission Component Slipping
B
The PCM inhibits TCC engagement
The PCM commands maximum line pressure
The PCM inhibits 4th gear if the transmission is in hot mode
The PCM freezes shift adapts from being updated
*DTC Types:
A-Emission-related, turns the MIL ON after the first failure.
B-Emission-related, turns the MIL ON after two consecutive trips with failure.
C-Non-emission-related, turns the service lamp ON after the first failure.
D-Non-emission-related, no lamps.