Automatic Transmission DTCS
AUTOMATIC TRANSMISSION DIAGNOSTIC TROUBLE CODES (DTC) LIST
| DTC | Component | Description | Condition | Symptom | Action |
|---|---|---|---|---|---|
| P0705 | Digital TR sensor | Digital TR circuit failure | Digital TR circuits, indicating an invalid pattern in TR_D. Condition caused by a short to ground or an open in TR4, TR3A, TR2 and or TR1 circuits. This DTC cannot be set by an incorrectly adjusted digital TR sensor. | Harsh engagements or wrong gear commanded. Defaults to (D) or invalid position. May turn MIL ON. | GO to PINPOINT TEST C . |
| P0708 | Digital TR sensor | Digital TR sensor circuit TR3A open | Digital TR sensor circuit TR3A reading 2.6v - 5.0v (open circuit). This DTC cannot be set by an incorrectly adjusted digital TR sensor. | Harsh engagements or wrong gear commanded. Defaults to (D) or invalid position. May turn MIL ON. | GO to PINPOINT TEST C . |
| P0712 | TFT | 157°C (315°F) indicated TFT sensor circuit grounded | Voltage drop across TFT sensor exceeds scale set for temperature of 157°C (315°F). | DTC set. May flash TCIL. | GO to PINPOINT TEST B . |
| P0713 | TFT | -40°C (-40°F) indicated TFT sensor circuit open | Voltage drop across TFT sensor exceeds scale set for temperature -40°C (-40°F). | DTC set. May flash TCIL. | GO to PINPOINT TEST B . |
| P0715 | TSS | Insufficient input from turbine shaft speed sensor | PCM detected a loss of TSS signal during operation. | May turn on MIL. | GO to PINPOINT TEST E . |
| P0717 | TSS | Insufficient input from turbine shaft speed sensor | PCM detected a loss of TSS signal during operation. | May flash TCIL. | GO to PINPOINT TEST E . |
| P0718 | TSS | Turbine shaft speed sensor signal noisy | PCM has detected a noisy TSS signal. | May flash TCIL. | GO to PINPOINT TEST E . |
| P0720 | OSS | Insufficient input from OSS sensor | PCM detected a loss of OSS signal during operation. | Abnormal shift schedule, harsh shifts. Will turn on MIL. | GO to PINPOINT TEST E . |
| P0721 | OSS | Output shaft speed sensor signal noisy | PCM has detected an erratic OSS signal. | Abnormal shift schedule, harsh shifts. May flash TCIL. | GO to PINPOINT TEST E . |
| P0722 | OSS | Insufficient input from OSS sensor | PCM detected a loss of OSS signal during operation. | Abnormal shift schedule, harsh shifts. May flash TCIL. | GO to PINPOINT TEST E . |
| P0731 May also be generated by some other non-electric transmission hardware system. |
SSA, SSB, SSC or internal parts | 1st gear ratio error | 1st gear, not commanded. | Correct gear ratio not achieved for commanded gear. Shift errors may also be due to other transmission concerns (stuck valves, damaged friction material). Engine RPM could be higher or lower than expected. May flash TCIL. | REFER to the SOLENOID OPERATION CHART - 5R55W AND 5R55S TRUCK ONLY . Then Go to PINPOINT TEST A . |
| P0732 May also be generated by some other non-electric transmission hardware system. |
SSA, SSB, SSC or internal parts | 2nd gear ratio error | 2nd gear not commanded. | Correct gear ratio not achieved for commanded gear. Shift errors may also be due to other transmission concerns (stuck valves, damaged friction material). Engine RPM could be higher or lower than expected. May flash TCIL. | REFER to the SOLENOID OPERATION CHART - 5R55W AND 5R55S TRUCK ONLY . Then GO to PINPOINT TEST A . |
| P0733 May also be generated by some other non-electric transmission hardware system. |
SSA, SSB, SSC or internal parts | 3rd gear ratio error | 3rd gear not commanded. | Correct gear ratio not achieved for commanded gear. Shift errors may also be due to other transmission concerns (stuck valves, damaged friction material). Engine RPM could be higher or lower than expected. May flash TCIL. | REFER to the SOLENOID OPERATION CHART - 5R55W AND 5R55S TRUCK ONLY . Then GO to PINPOINT TEST A . |
| P0734 May also be generated by some other non-electric transmission hardware system. |
SSA, SSB, SSC or internal parts | 4th gear ratio error | 4th gear not commanded. | Correct gear ratio not achieved for commanded gear. Shift errors may also be due to other transmission concerns (stuck valves, damaged friction material). Engine RPM could be higher or lower than expected. May flash TCIL. | REFER to the SOLENOID OPERATION CHART - 5R55W AND 5R55S TRUCK ONLY . Then GO to PINPOINT TEST A . |
| P0735 | SSA, SSB, SSC, SSD or internal parts | 5th gear ratio error | 5th gear not commanded. | Correct gear ratio not achieved for commanded gear. Shift errors may also be due to other transmission concerns (stuck valves, damaged friction material). Engine RPM could be higher or lower than expected. May flash TCIL. | REFER to the SOLENOID OPERATION CHART - 5R55W AND 5R55S TRUCK ONLY . Then GO to PINPOINT TEST A . |
| P0740 Output circuit check, generated only by electrical symptoms. |
TCC | TCC solenoid circuit failure during on-board diagnostic | TCC solenoid circuit fails to provide voltage drop across solenoid. Circuit open or shorted or PCM driver failure during on-board diagnostics. | Open or short to battery power: harsh shifts or engagements, engine RPM higher than expected. Short to ground: Vehicle stall when in DRIVE gear at idle, harsh shifts or engagements, engine RPM lower than expected. May turn on TCIL. | GO to PINPOINT TEST A . |
| P0741 May also be generated by some other non-electric transmission hardware system. |
TCC | TCC solenoid or clutch circuit performance or stuck OFF. | The PCM picked up an excessive amount of TCC slippage during normal vehicle operation. | Harsh shifts or engagements. Engine RPM may be higher than expected. May flash TCIL. | Refer to DIAGNOSIS BY SYMPTOM . |
| P0743 Output circuit check, generated only by electrical symptoms. |
TCC | TCC solenoid circuit failure during on-board diagnostic | TCC solenoid circuit fails to provide voltage drop across solenoid. Circuit open or shorted or PCM driver failure during on-board diagnostics. | Open or short to battery power: harsh shifts or engagements, engine RPM higher than expected. Short to ground: Vehicle stall when in DRIVE gear at idle, harsh shifts or engagements, engine RPM lower than expected. May turn on MIL. | GO to PINPOINT TEST A . |
| P0745 | PCA | PCA solenoid or circuit fault | PCA functional fault - low pressure. | Incorrect shift pattern indicating mechanical or hydraulic failure of the transmission. Will turn on MIL. | GO to PINPOINT TEST D . |
| P0748 | PCA | PCA solenoid inoperative | Electrical failure of the solenoid detected. | Possible slip in gear and/or 3rd gear ratio. May turn on TCIL. | GO to PINPOINT TEST D . |
| P0750 Output circuit check, generated only by electrical symptoms. |
SSA | SSA solenoid circuit failure | SSA circuit failed to provide voltage drop across solenoid. Circuit open or shorted or PCM driver failure during on-board diagnostic. | Open or short to battery power: 1st gear ratio incorrect or no gear ratio errors, no 1st gear. Short to ground: no 4th or 5th gear. May turn on MIL. | GO to PINPOINT TEST A . |
| P0753 Output circuit check, generated only by electrical symptoms. |
SSA | SSA solenoid circuit failure | SSA circuit failed to provide voltage drop across solenoid. Circuit open or shorted or PCM driver failure during on-board diagnostic. | Open or short to battery power: 1st gear ratio incorrect or no gear ratio errors, no 1st gear. Short to ground: no 4th or 5th gear. May turn on TCIL. | GO to PINPOINT TEST A . |
| P0755 Output circuit check, generated only by electrical symptoms. |
SSB | SSB solenoid circuit failure | SSB circuit failed to provide voltage drop across solenoid. Circuit open or shorted or PCM driver failure during on-board diagnostic. | Open or short to battery power: no 3rd gear. Short to ground: no 1st gear. May turn on MIL. | GO to PINPOINT TEST A . |
| P0758 Output circuit check, generated only by electrical symptoms. |
SSB | SSB solenoid circuit failure | SSB circuit failed to provide voltage drop across solenoid. Circuit open or shorted or PCM driver failure during on-board diagnostic. | Open or short to battery power: 3rd gear ratio incorrect or no gear ratio errors, no 3rd gear. Short to ground: no 1st gear. May flash TCIL. | GO to PINPOINT TEST A . |
| P0760 Output circuit check, generated only by electrical symptoms. |
SSC | SSC solenoid circuit failure | SSC circuit failed to provide voltage drop across solenoid. Circuit open or shorted or PCM driver failure during on-board diagnostic. | Open or short to battery power: 2nd and 5th gear ratio incorrect. Short to ground: 1st gear ratio incorrect or no gear ratio errors. May turn on MIL. | GO to PINPOINT TEST A . |
| P0763 Output circuit check, generated only by electrical symptoms. |
SSC | SSC solenoid circuit failure | SSC circuit failed to provide voltage drop across solenoid. Circuit open or shorted or PCM driver failure during on-board diagnostic. | Open or short to battery power: 2nd and 5th gear ratio incorrect. Short to ground: 1st gear ratio incorrect or no gear ratio errors. May flash TCIL. | GO to PINPOINT TEST A . |
| P0765 | SSD | SSD solenoid circuit failure | SSD circuit failed to provide voltage drop across solenoid. Circuit open, shorted or PCM driver circuit failure during on-board diagnostics. | Short to ground: No engine braking. May turn on MIL. | GO to PINPOINT TEST A . |
| P0768 | SSD | SSD solenoid circuit failure | SSD circuit failed to provide voltage drop across solenoid. Circuit open, shorted or PCM driver circuit failure during on-board diagnostics. | Short to ground: No engine braking. May flash TCIL. | GO to PINPOINT TEST A . |
| P0775 | PCB | PCB solenoid or circuit fault | PCB functional fault - low pressure. | Incorrect shift pattern indicating mechanical or hydraulic failure of the transmission. Will turn on MIL. | GO to PINPOINT TEST D . |
| P0778 | PCB | PCB solenoid inoperative | Electrical failure of the solenoid detected. | No 2nd and 5th gear. Will turn on TCIL. | GO to PINPOINT TEST D . |
| P0791 | Intermediate shaft speed sensor | Insufficient input from the intermediate shaft speed sensor | PCM has detected a loss of the intermediate shaft speed sensor signal during operation. | Harsh shifts. May flash TCIL. | GO to PINPOINT TEST E . |
| P0794 | Intermediate shaft speed sensor | Intermediate shaft speed sensor signal noisy | PCM has detected an erratic intermediate shaft speed sensor signal. | Harsh shifts. May flash TCIL. | GO to PINPOINT TEST E . |
| P0795 | PCC | PCC solenoid or circuit fault | PCC functional fault - low pressure. | Incorrect shift pattern indicating mechanical or hydraulic failure of the transmission. Will turn on MIL. | GO to PINPOINT TEST D . |
| P0798 | PCC | PCC solenoid inoperative | Electrical failure of the solenoid detected. | Incorrect gear ratio in 4th and 5th gear. Will turn on TCIL. | GO to PINPOINT TEST D . |
| P0960 | PCA | PCA solenoid circuit open | Voltage through PCA solenoid is checked. Error is noted if tolerance is exceeded. | Open circuit - causes maximum PCA pressure, harsh engagements and shifts. May flash TCIL. | GO to PINPOINT TEST D . |
| P0962 | PCA | PCA solenoid circuit failure, shorted to ground | Voltage through PCA solenoid is checked. An error will be noted if tolerance is exceeded. | Short circuit - causes minimum PCA pressure (minimum capacity) and limits engine torque (alternate firm). Slips in gear and no 3rd gear. May turn on MIL. | GO to PINPOINT TEST D . |
| P0963 | PCA | PCA solenoid short to power | Voltage through PCA solenoid is checked. An error will be noted if tolerance is exceeded. | Short to power - causes maximum PCA pressure, harsh engagements and shifts. May flash TCIL. | GO to PINPOINT TEST D . |
| P0964 | PCB | PCB solenoid circuit open | Voltage through PCB solenoid is checked. Error is noted if tolerance is exceeded. | Open circuit - causes maximum PCB pressure, harsh engagements and shifts. May flash TCIL. | GO to PINPOINT TEST D . |
| P0966 May also be generated by some other non-electric transmission hardware system. |
PCB | PCB solenoid circuit failure, shorted circuit to ground | Voltage through PCB solenoid is checked. An error will be noted if tolerance is exceeded. | Short circuit, short to ground. No 2nd and 5th gear. May turn on MIL. | GO to PINPOINT TEST D . |
| P0967 | PCB | PCB solenoid intermittent short to battery voltage | Voltage through PCB solenoid is checked. An error will be noted if tolerance is exceeded. | Short to battery power: harsh shift and engagements. May flash TCIL. | GO to PINPOINT TEST D . |
| P0968 May also be generated by some other non-electric transmission hardware system. |
PCC | PCC solenoid circuit open | Voltage through PCC solenoid is checked. Error is noted if tolerance is exceeded. | Open circuit - causes maximum PCC pressure, harsh engagements and shifts. May flash TCIL. | GO to PINPOINT TEST D . |
| P0970 May also be generated by some other non-electric transmission hardware system. |
PCC | PCC solenoid circuit failure, shorted circuit to ground | Voltage through PCC solenoid is checked. An error will be noted if tolerance is exceeded. | No 4th and 5th gear. May turn on MIL. | GO to PINPOINT TEST D . |
| P0971 | PCC | PCC solenoid short to power | Voltage through PCC solenoid is checked. An error will be noted if tolerance is exceeded. | Short to battery power: harsh shift and engagements. May flash TCIL. | GO to PINPOINT TEST D . |
| P1124 | TP | TP voltage high/low for on-board diagnostic | TP was not in the correct position for on-board diagnostic. | Rerun at appropriate throttle position per application. | REFER to the POWERTRAIN DTC CHARTS AND DESCRIPTIONS -- GASOLINE MODELS . |
| P1460 | A/C | A/C clutch cycling pressure switch error | A/C or defrost ON condition may result from A/C clutch being ON during on-board diagnostic. | DTC set during on-board diagnostic - rerun with A/C OFF. Failed ON - EPC pressure slightly low with A/C OFF. | REFER to the POWERTRAIN DTC CHARTS AND DESCRIPTIONS -- GASOLINE MODELS . |
| P1501 | VSS input | VSS input high during self test | PCM had detected a VSS input signal during KOER - Self Test. | Cannot run KOER. | STOP vehicle. RERUN KOER - Self Test. If KOER cannot be carried out, REFER to the POWERTRAIN DTC CHARTS AND DESCRIPTIONS -- GASOLINE MODELS . |
| P1572 | BPP | BPP switch circuit failed | Brake ON circuit failure during normal operation. | Failed ON or not connected - torque converter clutch will not engage at less than 1/3 throttle. Failed OFF or not connected - torque converter clutch will not disengage when brake is applied. | REFER to the POWERTRAIN DTC CHARTS AND DESCRIPTIONS -- GASOLINE MODELS . |
| P1636 | SSx | SSx ISIG communication error | PCM has detected an error with the ISIG chip. | May turn on MIL. | INSTALL a new PCM. |
| P1700 | TRANS | Transmission undetermined failure | Internal component failure. Direct one-way clutch failure. | FMEM becomes active - engine RPM limited to 4,000 RPM. Failed a NEUTRAL condition in 1st, 3rd or 4th gear in automatic mode. Only 2nd and 5th gear available. Other DTCs that may set P1700: P0745, P1747, P1760, P1714, P1715, P0750, P0755. | If other solenoid DTCs are present, diagnose and repair them 1st. CLEAR DTCs and drive vehicle. If PI700 returns, disassemble transmission and INSPECT the direct one-way clutch. REPAIR as required. CLEAR DTC. Drive vehicle and verify repair. |
| P1702 | Digital TR | Digital TR signal intermittent, code P0705, P0708 are set | See P0705, P0708 conditions. | See P0705, P0708 symptoms. May flash TCIL. | GO to PINPOINT TEST C . |
| P1703 | BPP | Brake not actuated during on-board diagnostic KOER | Brake not cycled during KOER. | Failed ON or not connected - torque converter clutch will not engage at less than 1/3 throttle. Failed OFF or not connected - torque converter clutch will not disengage when brake is applied. | REFER to the POWERTRAIN DTC CHARTS AND DESCRIPTIONS -- GASOLINE MODELS . |
| P1703 | BPP | BPP switch circuit failed | Brake ON circuit failure during KOEO. | Failed ON or not connected - torque converter clutch will not engage at less than 1/3 throttle. Failed OFF or not connected - torque converter clutch will not disengage when brake is applied. | REFER to the POWERTRAIN DTC CHARTS AND DESCRIPTIONS -- GASOLINE MODELS . |
| P1704 | Digital TR | Digital TR not in P or N positions during KOEO/KOER | Digital TR sensor or shift cable incorrectly adjusted or digital TR circuit failure. | DTC is set. | GO to PINPOINT TEST C . |
| P1705 | Digital TR | Digital TR not in P or N during KOEO/KOER | KOEO/KOER not run in P or N or digital TR circuit failure. | DTC is set. | RERUN KOEO/KOER in P or N or GO to PINPOINT TEST C . |
| P1711 | TFT | TFT out of on-board diagnostic range | Transmission not at operating temperature during on-board diagnostic. | DTC set - vehicle cold or overheated. | Warm or cool vehicle to normal operating temperature. GO to PINPOINT TEST B . |
| P0711 | TFT | No change in TFT | PCM has detected no TFT change during operation. | DTC is set. May flash TCIL. | GO to PINPOINT TEST B . |
| P1714 | SSA | SSA inoperative | Mechanical failure of the solenoid detected. | Stuck OFF: Open or short to battery power: 1st gear ratio incorrect or no gear ratio errors, no 1st gear. Stuck ON: no 4th or 5th gear. May turn on MIL. | GO to PINPOINT TEST F . |
| P1715 | SSB | SSB inoperative | Mechanical failure of the solenoid detected. | Stuck OFF: 3rd gear ratio incorrect or no gear ratio errors, no 3rd gear. Stuck ON: 1st gear ratio incorrect or no gear ratio errors, no 1st gear. May turn on MIL. | GO to PINPOINT TEST F . |
| P1716 | SSC | SSC inoperative | Mechanical failure of the solenoid detected. | Stuck OFF: 2nd and 5th gear ratio incorrect. Stuck ON: 1st gear ratio incorrect or no gear ratio errors. May turn on MIL. | GO to PINPOINT TEST F . |
| P1717 | SSD | SSD inoperative | Mechanical failure of the solenoid detected. | Stuck ON: No engine braking. May turn on MIL. | GO to PINPOINT TEST F . |
| P1740 May also be generated by some other non-electric transmission hardware system. |
TCC | TCC solenoid inoperative | TCC not commanded. Mechanical failure of the solenoid detected. | Stuck OFF: Harsh shifts or engagements, engine RPM higher than expected. Stuck ON: Vehicle stall when in drive gear at idle, harsh shifts or engagements, engine RPM lower than expected. May turn on MIL. | GO to PINPOINT TEST A and GO to PINPOINT TEST D . |
| P1780 | TCS | TCS not changing states TCS not cycled during OBD test. TCS circuit or switch open or shorted. | No (D) cancel when switch is cycled. | RERUN on-board diagnostic and cycle switch. | REFER to AUTOMATIC TRANSAXLE/TRANSMISSION EXTERNAL CON . |
| P1783 | TFT | Transmission overtemp condition indicated | Transmission fluid temperature exceeded 127°C (270°F). | Increase in control pressure. May flash TCIL. | GO to PINPOINT TEST B . |