Automatic Transmission DTCS - 4F50N
DIAGNOSTIC TROUBLE CODE (DTC) LIST
| DTC | Component | Description | Condition | Symptom | Perform Test |
|---|---|---|---|---|---|
| P0102, P0103, P1100, P1101 | MAF | MAF Concerns | MAF system has a malfunction which may cause a transaxle concern. Refer to the Introduction - Gasoline Engines article for diagnosis. | Incorrect shift schedule, high/low EPC pressure. Incorrect converter engagement scheduling. Symptoms similar to a TP failure. | Refer to the Introduction - Gasoline Engines article. |
| P0112 | IAT | IAT Indicates 125°C (254°F) | Voltage drop across IAT exceeds scale set for temperature 125°C (254°F). | Incorrect EPC pressure. Either high or low which will result in harsh or soft shifts. | Refer to the Introduction - Gasoline Engines article. |
| P0113 | IAT | IAT Indicates -40°C (-40°F) | Voltage drop across IAT exceeds scale set for temperature -40°C (-40°F). | Incorrect EPC pressure. Either high or low which will result in harsh or soft shifts. | Refer to the Introduction - Gasoline Engines article. |
| P0114 | IAT | IAT Out of On-Board Diagnostic Range | IAT temperature higher or lower than expected during KOEO and KOER. | Rerun on-board diagnostic at normal operating temperature. | Refer to the Introduction - Gasoline Engines article. |
| P1116 | ECT | ECT Out of On-Board Diagnostic Range | ECT temperature higher or lower than expected during KOEO and KOER. | Rerun on-board diagnostic at normal operating temperature. | Refer to the Introduction - Gasoline Engines article. |
| P0117 | ECT | ECT Indicates 125°C (254°F) | ECT temperature higher or lower than expected during KOEO and KOER. | Torque converter clutch will always be OFF, resulting in low fuel economy. | Refer to the Introduction - Gasoline Engines article. |
| P0118 | ECT | ECT Indicates -40°C (-40°F) | ECT temperature higher or lower than expected during KOEO and KOER. | Torque converter clutch will always be OFF, resulting in low fuel economy. | Refer to the Introduction - Gasoline Engines article. |
| P0122, P0123, P1120 | TP | TP DTCs | Powertrain control module has detected an error. This error may cause a transaxle concern. Refer to the PC/ED Manual for diagnosis. | Harsh engagements, firm shift feel, abnormal shift schedule, torque converter clutch does not engage. Torque converter clutch cycling. | Refer to the Introduction - Gasoline Engines article. |
| P0300- P0308, P0320, P0340, P1351- P1364 |
EI | EI System | EI system has a malfunction which may cause a transaxle concern. | Engine malfunction, no converter engagement. | Refer to the Introduction - Gasoline Engines article. |
| P0712 | TFT | TFT Sensor Circuit Voltage Input Too Low and Temperature Input too High | Temperature sensor input indicates a short to ground. | Torque converter clutch and stabilized shift schedule may be enabled sooner after cold start. Harsh or soft shifts. | Go to Pinpoint Test B . |
| P0713 | TFT | TFT Sensor Circuit Voltage Input too High and Temperature Input too Low | Temperature sensor input indicates an open circuit. | Torque converter clutch and stabilized shift schedule may be enabled sooner after cold start. Harsh or soft shifts. | Go to Pinpoint Test B . |
| P1711 | TFT | TFT Out of Self Test Range for KOEO and KOER Self-Test | Transaxle not at operating -4°C-116°C (25°F-240°F) temperature during KOEO and KOER diagnostics. | Warm or cool vehicle to normal operating temperature. | Go to Pinpoint Test B . |
| P0711 | TFT | No Change in TFT Sensor Input | PCM has detected no TFT change at low-range or high-range during operation. | May flash TCIL. | Go to Pinpoint Test B . |
| P1783 | TFT | Transaxle Overtemp Condition Indicated 149°C (300°F) | Fluid temperature exceeded 149°C (300°F). | Increase in EPC pressure during overtemp only. Will display Trans Overtemp message. | Go to Pinpoint Test B . |
| P0715 | TSS | Insufficient Input from Turbine Shaft Speed (TSS) Sensor | Powertrain control module detected a loss of TSS signal during operation. | Incorrect TCC engagements. Increased engine RPM on engagements, harsh shifts. Will display Check Transmission message. | Go to Pinpoint Test F . |
| P0717 | TSS | Insufficient Input from Turbine Shaft Speed (TSS) Sensor | PCM detected a loss of TSS signal during operation. | Incorrect TCC engagements. Increased engine RPM on engagements, harsh shifts. Will display Check Transmission message. | Go to Pinpoint Test F . |
| P0718 | TSS | TSS Signal Intermittent | PCM has detected an erratic or no TSS signal. | - | Go to Pinpoint Test F . |
| P0720 | OSS | Insufficient Input from OSS Sensor | PCM detected a loss of OSS signal during operation. | Harsh shifts and abnormal shift schedule. (MIL on) Will display Check Transmission message. | Go to Pinpoint Test G . |
| P0721 | OSS | Output Shaft Speed Sensor Signal Noisy | PCM has detected an erratic OSS signal. | Harsh shifts and abnormal shift schedule. | Go to Pinpoint Test G . |
| P0722 | OSS | Output Shaft Speed Sensor Signal Intermittent | PCM has detected an erratic or no OSS signal. | Will display Check Transmission message. | Go to Pinpoint Test G . |
| P1714 | SSA | SSA Failure | Mechanical failure of the solenoid detected. | Incorrect gear selection depending on condition, mode and manual lever position. See Solenoid Operation chart. | Go to Pinpoint Test H . |
| P0750, P0753b | SSA | SSA Solenoid Circuit Failure | Solenoid 1 circuit failed to provide voltage drop across solenoid. Circuit open or shorted or PCM drive failure during on-board diagnostic. | Incorrect gear selection depending on condition mode and manual lever position. See Solenoid On/Off chart. Will display Check Transmission message. | Go to Pinpoint Test A . |
| P0755, P0758b | SSB | SSB Solenoid Circuit Failure | Solenoid 2 circuit fails to provide voltage drop across solenoid. Circuit open or shorted or PCM drive failure during on-board diagnostics. | Incorrect gear selection depending on condition mode and manual lever position. See Solenoid Operation chart. Will display Check Transmission message. | Go to Pinpoint Test A . |
| P1715 | SSB | SSB Failure | Mechanical failure of the solenoid detected. | Incorrect gear selection depending on condition, mode and manual lever position. See Solenoid Operation chart. | Go to Pinpoint Test H . |
| P1716 | SSC | SSC Failure | Mechanical failure of the solenoid detected. | Incorrect gear selection depending on condition, mode and manual lever position. See Solenoid Operation chart. | Go to Pinpoint Test H . |
| P0760, P0763b | SSC | SSC Solenoid Circuit Failure | Solenoid 3 circuit fails to provide voltage drop across solenoid. Circuit open or shorted or PCM drive circuit failure during on-board diagnostic. | Incorrect gear selection depending on condition mode and manual lever position. See Solenoid Operation chart. Will display Check Transmission message. | Go to Pinpoint Test A . |
| P0731 | SSA, SSB or internal parts | 1st Gear Failure | Incorrect gear ratio while commanding 1st gear. | Incorrect gear selection depending on condition mode and manual lever position: see Solenoid Operation chart. Shift errors may also be due to other internal transaxle concerns (such as stuck valves, damaged friction material) (TCIL flashing, California only). | Go to Pinpoint Test A . |
| P0732 | SSA, SSB or internal parts | 2nd Gear Failure | Incorrect gear ratio while commanding 2nd gear. | Incorrect gear selection depending on condition mode and manual lever position: see Solenoid Operation chart. Shift errors may also be due to other internal transaxle concerns (such as stuck valves, damaged friction material) (TCIL flashing, California only). | Go to Pinpoint Test A . |
| P0733 | SSA, SSC or internal parts | 3rd Gear Failure | Incorrect gear ratio while commanding 3rd gear. | Incorrect gear selection depending on condition mode and manual lever position: see Solenoid Operation chart. Shift errors may also be due to other internal transaxle concerns (such as stuck valves, damaged friction material) (TCIL flashing, California only). | Go to Pinpoint Test A . |
| P0734 | SSA, SSC or internal parts | 4th Gear Failure | Incorrect gear ratio while commanding 4th gear. | Incorrect gear selection depending on condition mode and manual lever position: see solenoid operation chart. Shift errors may also be due to other internal transaxle concerns (such as, stuck valves, damaged friction material) (TCIL flashing, California only). | Go to Pinpoint Test A . |
| P1000 | OBD II system | OBD II Test not Complete | On-board tests have not completed. | - | Refer to the Introduction - Gasoline Engines article. |
| 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 diagnostics. | Failed ON - EPC pressure slightly low with A/C OFF. Failed OFF - EPC pressure slightly low with A/C ON. |
Refer to the Introduction - Gasoline Engines article. |
| P1703 | BPP | Brake Not Actuated During On-Board Diagnostics. BPP switch circuit failed | Brake not cycled during KOER. Brake ON/OFF circuit failure. |
Failed ON or not connected - torque converter clutch will not engage at less than 1/3 throttle. Failed OFF - torque converter clutch will not disengage when brake is applied. |
Refer to the Introduction - Gasoline Engines article. |
| P0705 | Digital TR sensor | Digital TR Sensor Circuit Failure | Digital TR sensor 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. | Increase in EPC pressure (harsh shifts). Defaults to Overdrive (Circle D) or D for all gear positions. In Overdrive (Circle D) position transmission is stuck in D or manual 2. | Go to Pinpoint Test D . |
| 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. | Increase in EPC pressure. Defaults to Overdrive (Circle D) or D for all gear ranges. | Go to Pinpoint Test D . |
| P1702 | Digital TR sensor | Digital TR Sensor Signal Intermittent, Code P0705, P0708 are Set | See P0705, P0708 conditions. | See P0705, P0708 symptoms. | Go to Pinpoint Test D . |
| P1705 | Digital TR sensor | Digital TR Sensor Not in PARK or NEUTRAL During KOEO/KOER | KOEO/KOER not run in PARK or NEUTRAL; or digital TR sensor circuit failure. | Rerun KOEO/KOER in PARK or NEUTRAL. | Go to Pinpoint Test D . |
| P1740 | TCC | TCC Failure | Mechanical failure of the solenoid detected. | Torque converter never applies. | Go to Pinpoint Test C . |
| P1744, P0741 | TCC | Excessive Slip Detected | Excessive slip detected during full TCC engagement. | Torque converter disengaged. EPC pressure at minimum. May activate MIL. | Go to Pinpoint Test C . |
| P0743b | 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 drive failure during on-board diagnostic. | Failed ON - engine runs rough/vehicle shudder, engine stalls in DRIVE (2nd, 3rd or 4th) at low idle speeds (short circuit). Failed OFF - converter never engages (open circuit) (MIL on). | Go to Pinpoint Test C . |
| P0740 | TCC | TCC Solenoid Circuit Failure During On-Board Diagnostic. Intermittent Circuit Failure | TCC solenoid circuit fails to provide voltage drop across solenoid. Circuit open or shorted or PCM drive failure during on-board diagnostic. | Failed ON - engine runs rough/vehicle shudder, engine stalls in DRIVE (2nd, 3rd or 4th) at low idle speeds (short circuit). Failed OFF - converter never engages (open circuit) (MIL on). | Go to Pinpoint Test C . |
| P0960 | PCS | PCS Open Circuit Failure | Voltage through EPC solenoid is checked and compared to a voltage through solenoid after a time delay. An error will be noted if tolerance is exceeded. KOEO and continuous on-board diagnostics. | Open Circuit - Causes maximum EPC pressure, harsh engagements and shifts (TCIL flashing). | Go to Pinpoint Test E . |
| P0962 | PCS | PCS Circuit Shorted to Ground | Voltage through EPC solenoid is checked and compared to a voltage through solenoid after a time delay. An error will be noted if tolerance is exceeded. KOEO and continuous on-board diagnostic. | The PCM removes VPWR to the PCS which opens the circuit and provides maximum pressure. | Go to Pinpoint Test E . |
| P0963 | PCS | PCS Circuit Shorted to VPWR | Voltage through EPC solenoid is checked and compared to a voltage through solenoid after a time delay. An error will be noted if tolerance is exceeded. KOEO and continuous on-board diagnostic. | The PCM removes VPWR to the PCS which opens the circuit and provides maximum pressure. | Go to Pinpoint Test E . |
| P1117 | ECT | ECT Sensor or Circuit Signal Intermittent | PCM has detected an intermittent signal. | Incorrect EPC pressure, either high or low which will result in harsh or soft shift. | Refer to the Introduction - Gasoline Engines article. |
| P1700 | LOW OWC | Transaxle Mechanical Failure | Failure of the LOW OWC. NOTE: P1700 may be set by a low fluid level. | No 1st, 2nd and/or reverse gears, code P0731, P0732 also. | Refer to Diagnosis By Symptom . |
| P1112 | IAT | IAT Sensor or Circuit Signal Intermittent | PCM has detected an intermittent signal. | Incorrect EPC pressure, either high or low which will result in harsh or soft shift. | Refer to the Introduction - Gasoline Engines article. |