Automatic Transmission - Electronic Controls DTCS
AUTOMATIC TRANSMISSION - ELECTRONIC CONTROLS DIAGNOSTIC TROUBLE CODE (DTC) LIST
| DTC | Component | Description | Condition | Symptom | Action/Go to |
|---|---|---|---|---|---|
| P0102, P0103, P1100, P1101 | MAF | MAF concerns. | MAF system has a malfunction which may cause a transaxle concern. Refer to SELF-DIAGNOSTICS - EEC-V - GASOLINE & NGV article for diagnosis. |
Incorrect shift schedule, high/low EPC pressure. Incorrect converter engagement scheduling. Symptoms similar to a TP failure. | Refer to the SELF-DIAGNOSTICS - EEC-V - GASOLINE & NGV 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 SELF-DIAGNOSTICS - EEC-V - GASOLINE & NGV 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 SELF-DIAGNOSTICS - EEC-V - GASOLINE & NGV 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 SELF-DIAGNOSTICS - EEC-V - GASOLINE & NGV 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 SELF-DIAGNOSTICS - EEC-V - GASOLINE & NGV 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 SELF-DIAGNOSTICS - EEC-V - GASOLINE & NGV 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 SELF-DIAGNOSTICS - EEC-V - GASOLINE & NGV article. |
| P0122, P0123, P1120 | TP | TP DTCs. | Powertrain control module has detected an error. This error may cause a transaxle concern. | Harsh engagements, firm shift feel, abnormal shift schedule, torque converter clutch does not engage. Torque converter clutch cycling. | Refer to SELF-DIAGNOSTICS - EEC-V - GASOLINE & NGV 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 SELF-DIAGNOSTICS - EEC-V - GASOLINE & NGV article. |
| P0712 | TFT | 171°C (340°F) indicated TFT sensor circuit grounded. | Voltage drop across TFT sensor exceeds scale set for temperature of 171°C (340°F). | Torque converter clutch and stabilized shift schedule may be enabled sooner after cold start. Harsh or soft shifts. May flash TCIL, KOEO, KOER. | PINPOINT TEST B . |
| P0713 | TFT | -43°C (-45°F) indicated TFT sensor circuit open. | Voltage drop across TFT sensor exceeds scale set for temperature -43°C (-45°F). | Torque converter clutch and stabilized shift schedule may be enabled sooner after cold start. Harsh or soft shifts. May flash TCIL, KOEO, KOER. | PINPOINT TEST B . |
| P1711 | TFT | TFT out of on-board diagnostic range. | Transaxle not at operating (25°F-240°F) temperature during on-board diagnostic, KOEO, KOER. | Warm or cool vehicle to normal operating temperature. | PINPOINT TEST B . |
| P1713 | TFT | No change in TFT - low range. | PCM has detected no TFT change at low-range during operation. | May flash TCIL. | PINPOINT TEST B . |
| P1718 | TFT | No change in TFT - high range. | PCM has detected no TFT change at high-range during operation. | May flash TCIL. | 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. | 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 (MIL on). | 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 (MIL on). | PINPOINT TEST F . |
| P0718 | TSS | TSS signal intermittent. | PCM has detected an erratic or no TSS signal. | - | 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. May flash MIL | PINPOINT TEST G . |
| P0721 | OSS | Output shaft speed sensor signal noisy. | PCM has detected an erratic OSS signal. | Harsh shifts, and abnormal shift schedule. May flash TCIL. | PINPOINT TEST G . |
| P0722 | OSS | Output shaft speed sensor signal intermittent. | PCM has detected an erratic or no OSS signal. May flash TCIL. | - | PINPOINT TEST G . |
| P0750, P0753 (Output circuit check, generated only by electrical symptoms) |
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 (MIL on). (Refer to SHIFT SOLENOID PRE-DIAGNOSIS ) |
PINPOINT TEST A . |
| P0751 (May also be generated by some other non-electric transaxle hardware system) |
SSA | Shift Solenoid A functional failure. | Mechanical or hydraulic failure of the solenoid. | Incorrect gear selection depending on failure mode and manual lever position (MIL on). | PINPOINT TEST A . |
| 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. | PINPOINT TEST H . |
| P1751 (May also be generated by some other non-electric transaxle hardware system) |
SSA | Shift Solenoid A functional failure. | Mechanical or hydraulic failure of the shift solenoid. | Incorrect gear selection depending on failure mode and manual lever position. | See the Solenoid On/Off chart. (Refer to SHIFT SOLENOID PRE-DIAGNOSIS ) Then go to PINPOINT TEST A . |
| P0755, P0758 (Output circuit check, generated only by electrical symptoms) |
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 diagnostic. | Incorrect gear selection depending on condition mode and manual lever position. See Solenoid Operation chart (MIL on). | PINPOINT TEST A . |
| P0756 (May also be generated by some other non-electric transaxle hardware system) |
SSB | Shift Solenoid B functional failure. | Mechanical or hydraulic failure of the solenoid. | Incorrect gear selection depending on failure mode and manual lever position (MIL on). | 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. | PINPOINT TEST H . |
| P1756 (May also be generated by some other non-electric transaxle hardware system) |
SSB | Shift Solenoid B functional failure. | Mechanical or hydraulic failure of the shift solenoid. | Incorrect gear selection depending on failure mode and manual lever position. | See the Solenoid On/Off chart. (Refer to SHIFT SOLENOID PRE-DIAGNOSIS ) Then go to PINPOINT TEST A . |
| 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. | PINPOINT TEST H . |
| P0760, P0763 (Output circuit check, generated only by electrical symptoms) |
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 (MIL on). | PINPOINT TEST A . |
| P0761 (May also be generated by some other non-electric transaxle hardware system) |
SSC | Shift Solenoid No. 3 functional failure. | Mechanical or hydraulic failure of the solenoid. | Incorrect gear selection depending on failure mode and manual lever position (MIL on). | PINPOINT TEST A . |
| P1761 (May also be generated by some other non-electric transaxle hardware system) |
SSC | Shift Solenoid B functional failure. | Mechanical or hydraulic failure of the shift solenoid. | Incorrect gear selection depending on failure mode and manual lever position. | See the Solenoid On/Off chart. (Refer to SHIFT SOLENOID PRE-DIAGNOSIS ) Then go to PINPOINT TEST A . |
| P1111 | SYSTEM | Pass. | No malfunction detected. | Malfunction not detected by powertrain control module. | Refer to SELF-DIAGNOSTICS - EEC-V - GASOLINE & NGV 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 diagnostic. | Failed ON - EPC pressure slightly low with A/C OFF. Failed OFF - EPC pressure slightly low with A/C ON. |
Refer to SELF-DIAGNOSTICS - EEC-V - GASOLINE & NGV article. |
| P1703 | BPP | Brake not actuated during on-board diagnostic. 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 SELF-DIAGNOSTICS - EEC-V - GASOLINE & NGV 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 (D) or D for all gear positions in (D) position transmission is stuck in D or manual 2. | 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 (D) or D for all gear ranges. | 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. | PINPOINT TEST D . |
| P1704 | Digital TR sensor. | Digital TR sensor circuits reading between gear positions during KOEO/KOER. | Digital TR sensor or shift cable misadjusted or digital TR circuit failure. | Wrong commanded EPC pressure. Digital TR sensor reading the wrong gear position (i.e., in overdrive position, transmission stuck in manual 2). | 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. | PINPOINT TEST D . |
| P0741 | TCC | Converter Clutch Error. | - | - | PINPOINT TEST C . |
| P1740 | TCC | TCC failure. | Mechanical failure of the solenoid detected. | Torque converter never applies. | PINPOINT TEST C . |
| P1741 (May also be generated by some other non-electric transaxle hardware system) |
TCC | Continuous slip ERROR. | Excessive variations in slip (engine speed surge) across the torque converter clutch detected. | Engine runs rough/vehicle shudders. You may feel a slight sensation of the engine running rough at road loads (approximately 56-64 km/h [35-40 mph] in 3rd gear, 72-80 km/h [45-50 mph] in 4th gear). | PINPOINT TEST C . |
| P1742 (May also be generated by some other non-electric transaxle hardware system) |
TCC | TCC Solenoid failed ON. | TCC Solenoid has failed ON by electrical, mechanical or hydraulic concern. | Harsh shifts, may stall vehicle at low speeds. May activate MIL. | PINPOINT TEST C . |
| P1743 (May also be generated by some other non-electric transaxle hardware system) |
TCC | TCC Solenoid failed ON. | TCC solenoid has failed ON by electrical, mechanical or hydraulic concern. | Harsh shifts, may stall vehicle at low speeds. May flash TCIL. | PINPOINT TEST C . |
| P1744 | TCC | Excessive slip detected. | Excessive slip detected during full TCC engagement. | Torque converter disengaged. EPC pressure at minimum. May activate MIL. | PINPOINT TEST C . |
| 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 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). | PINPOINT TEST C . |
| P1746 (Output circuit check, generated only by electrical symptoms) |
EPC | Open PCM output driver. | 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. | Open Circuit - Causes maximum EPC pressure, harsh engagements and shifts (TCIL flashing). | PINPOINT TEST E . |
| 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 (e.g., stuck valves, damaged friction material) (TCIL flashing, California only). | 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 (e.g., stuck valves, damaged friction material) (TCIL flashing, California only). | 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 (e.g., stuck valves, damaged friction material) (TCIL flashing, California only). | 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 (e.g., stuck valves, damaged friction material) (TCIL flashing, California only). | PINPOINT TEST A . |
| P1747 (Output circuit check, generated only by electrical symptoms) P1760 (Output circuit check, generated only by electrical symptoms) |
EPC | EPC solenoid circuit failure, shorted circuit or output driver. | 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. | Short Circuit - Causes failsafe EPC pressure (maximum capacity). Harsh engagements and shifts (MIL on). | 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 SELF-DIAGNOSTICS - EEC-V - GASOLINE & NGV 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 SELF-DIAGNOSTICS - EEC-V - GASOLINE & NGV article. |
| P1780 | TCS | TCS did not change states | TCS not cycled during self test. TCS circuit open or shorted. | TCS not cycled during KOER self test. No overdrive cancel when switch is cycled. | Rerun OBD test and cycle switch. Refer to SELF-DIAGNOSTICS - EEC-V - GASOLINE & NGV article. |