Automatic Transaxle/Transmission - 4R100 DTCS
DIAGNOSTIC TROUBLE CODE CHART
| DTC | Component | Description | Condition | Symptom | Perform Test |
|---|---|---|---|---|---|
| P0237 | Manifold Absolute Pressure (MAP) Sensor | MAP sensor out of On-Board Diagnostics range. | MAP sensor signal higher or lower than expected or no response during Dynamic Response (Goose) Test. | Rerun On-Board Diagnostics. | |
| P1124 | Throttle Position (TP) Sensor | TP sensor out of On-Board Diagnostics range. | TP sensor (gasoline engines) not at idle position during KOEO. | - | Rerun at appropriate TP sensor position per the engine application. |
| P0781, P0731 May also be generated by other non-electronic-related transmission hardware condition. | SSA, SSB or Internal Transmission Components | 1-2 shift error. | Engine rpm drop not detected when 1-2 shift was commanded by PCM. | Incorrect gear selection depending on failure mode and transmission range selector lever position. Refer to the SOLENOID OPERATION CHART . Shift errors may also be due to other internal transmission concerns such as stuck valves or damaged friction material. May flash TCIL. | GO to PINPOINT TEST A . |
| P0782, P0732, P0733 May also be generated by other non-electronic-related transmission hardware condition. | SSA, SSB or Internal Transmission Components | 2-3 shift error. | Engine rpm drop not detected when 2-3 shift was commanded by PCM. | Incorrect gear selection depending on failure mode and transmission range selector lever position. Refer to the Solenoid Operation Chart . Shift errors may also be due to other internal transmission concerns such as stuck valves or damaged friction material. May flash TCIL. | GO to PINPOINT TEST A . |
| P0783 May also be generated by other non-electronic-related transmission hardware condition. | SSA, SSB or Internal Transmission Components | 3-4 shift error. | Engine rpm drop not detected when 3-4 shift was commanded by PCM. | Incorrect gear selection depending on failure mode and transmission range selector lever position. Refer to the SOLENOID OPERATION CHART . Shift errors may also be due to other internal transmission concerns such as stuck valves or damaged friction material. May flash TCIL. | GO to PINPOINT TEST A . |
| P0712 | TFT Sensor | 157°C (315°F) indicated, TFT sensor circuit grounded. | Voltage drop across TFT sensor exceeds scale set for temperature of 157°C (315°F). | TCC and stabilized shift schedule may be enabled sooner after cold start. May flash TCIL. | GO to PINPOINT TEST B . |
| P0713 | TFT Sensor | -40°C (-40°F) indicated, TFT sensor circuit open. | Voltage drop across TFT sensor exceeds scale set for temperature -40°C (-40°F). | TCC and stabilized shift schedule may be enabled sooner after cold start. May flash TCIL. | GO to PINPOINT TEST B . |
| P1711 | TFT Sensor | TFT sensor out of On-Board Diagnostics range. | Transmission not at operating temperature during On-Board Diagnostics. | - | Warm vehicle to normal operating temperature and rerun On-Board Diagnostics. |
| P1713 | TFT | No change in TFT - Low range. | PCM has detected no TFT change at low range during operation. | May flash TCIL. | GO to 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. | GO to PINPOINT TEST B . |
| P1783 | TFT Sensor | Transmission overtemp condition. | Transmission fluid temperature exceeded 132°C (270°F). | Slight increase in electronic pressure control pressure when RPMs are greater than 2,500. May flash TCIL. | GO to PINPOINT TEST B . |
| 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. | Increase in EPC pressure (harsh shifts). Defaults to (D) or D for all gear positions. In (D) position transmission stuck in D or manual 2. May flash MIL. | GO to PINPOINT TEST D . |
| P0708 | Digital TR | Digital TR sensor circuit TR3A open. | Digital TR sensor circuit TR3A reading 2.6v - 5.0v (open circuit). | Increase in EPC pressure. Defaults to (D) or D for all gear ranges. May flash MIL. | GO to PINPOINT TEST D . |
| P1702 | Digital TR | Intermittent DTC codes P0705 or P0708. | Refer to DTC codes P0705 or P0708 condition. | Refer to DTC codes P0705 or P0708 symptom. May flash TCIL. | GO to PINPOINT TEST D . |
| P1704 | Digital TR | Digital TR circuit reading in between gear position during KOEO. | Digital TR sensor or shift cable incorrectly adjusted, or digital TR circuit failure. | Wrong commanded EPC pressure. Digital TR reading the wrong gear position. | GO to PINPOINT TEST D . |
| P1705 | Digital TR Sensor | Digital TR sensor circuits not reading PARK or NEUTRAL during KOEO/KOER. | KOEO/KOER not run in PARK or NEUTRAL, or Digital TR circuit failure. | Rerun on-board diagnostic in Park. KOEO/KOER. | GO to PINPOINT TEST D . |
| P0750 Output circuit check, generated only by electrical conditions. | SSA | Shift solenoid circuit failure. | SSA circuit failed to provide voltage drop across solenoid. Circuit open or shorted or PCM driver failure during KOEO. | Incorrect gear selection depending on failure mode and transmission range selector lever position. Refer to the SOLENOID OPERATION CHART . May flash MIL. | GO to PINPOINT TEST A . |
| P0753 | SSA | Shift solenoid circuit failure. | SSA circuit failed to provide voltage drop across solenoid. Circuit open or shorted or PCM driver failure during KOEO. | Incorrect gear selection depending on failure mode and transmission range selector lever position. Refer to the SOLENOID OPERATION CHART . May flash TCIL. | GO to PINPOINT TEST A . |
| P0755 Output circuit check, generated only by electrical conditions. | SSB | SSB circuit failure. | SSB circuit fails to provide voltage drop across solenoid. Circuit open or shorted or PCM driver failure during KOEO. | Incorrect gear selection depending on failure mode and transmission range selector lever position. Refer to the Shift Solenoid Operation Chart. May flash MIL. | GO to PINPOINT TEST A . |
| P0758 | SSB | SSB circuit failure. | SSB circuit fails to provide voltage drop across solenoid. Circuit open or shorted or PCM driver failure during KOEO. | Incorrect gear selection depending on failure mode and transmission range selector lever position. Refer to the Shift Solenoid Operation Chart. May flash TCIL. | GO to PINPOINT TEST A . |
| P1714 | SSA | SSA malfunction. | Mechanical failure of the solenoid detected. | Incorrect gear selection depending on condition, mode and manual lever position. Refer to Solenoid Operation Chart. May flash TCIL. May flash MIL. | GO to PINPOINT TEST H . |
| P1715 | SSB | SSB malfunction. | Mechanical failure of the solenoid detected. | Incorrect gear selection depending on condition, mode and manual lever position. Refer to Solenoid Operation Chart. May flash MIL. | GO to PINPOINT TEST H . |
| P1636 | SSA, SSB | Inductive signature chip communication error. | PCM has detected an internal error. | Incorrect gear selection depending on condition, mode and manual lever position. Refer to Solenoid Operation Chart. May flash MIL. | GO to PINPOINT TEST H . |
| P1740 | TCC | TCC malfunction. | Mechanical failure of the solenoid detected. | Harsh shift, may flash TCIL. | GO to PINPOINT TEST H . |
| P1754 Output circuit check, generated only by electrical conditions. | CCS | CCS circuit failure. | CCS failed to provide voltage drop across solenoid. Circuit open or shorted or PCM driver failure during KOEO. | Failed off - no third gear engine braking in overdrive cancel. Failed on - third gear engine braking in overdrive range. Coast clutch may be damaged causing eventual failure. May flash TCIL. | GO to PINPOINT TEST G . |
| P0743 Output circuit check, generated only by electrical conditions. | TCC solenoid | TCC solenoid circuit failure. | TCC solenoid circuit fails to provide voltage drop across solenoid. Circuit open or shorted or PCM driver failure during KOEO. | Short circuit - engine stalls in DRIVE or MANUAL 2 at idle with brake applied. Open circuit - TCC never engaged. May flash MIL. | GO to PINPOINT TEST C . |
| P0740 Output circuit check, generated only by electrical conditions. | TCC solenoid | TCC solenoid circuit failure. | TCC solenoid circuit fails to provide voltage drop across solenoid. Circuit open or shorted or PCM driver failure during KOEO. | Short circuit - engine stalls in DRIVE or MANUAL 2 at idle with brake applied. Open circuit - TCC never engaged. May flash TCIL. | GO to PINPOINT TEST C . |
| P1746 Output circuit check, generated only by electrical conditions. | EPC | PCM failure - electronic pressure control driver. | Current through EPC circuit is checked and compared after a time delay. An error will be noted if tolerance is exceeded during KOEO and continuous On-Board Diagnostics. | Open circuit - causes maximum electronic pressure control, harsh engagements and shifts. May flash TCIL. | GO to PINPOINT TEST E . |
| P1747 Output circuit check, generated only by electrical conditions. | EPC | EPC circuit failure, shorted circuit or PCM. | Current through EPC circuit is checked and compared after a time delay. An error will be noted if tolerance is exceeded during KOEO and continuous On-Board Diagnostics. | Short circuit - causes minimum electronic pressure control pressure (minimum capacity). Limits engine torque (partial fuel shut-off, heavy misfire). May flash MIL. | GO to PINPOINT TEST E . |
| P1760 | EPC | EPC signal intermittent short. | PCM has detected an intermittent short. | Short circuit causes minimum EPC pressure (minimum capacity). May flash TCIL. | GO to PINPOINT TEST E . |
| P0741 May also be generated by other non-electronic-related transmission hardware condition. | TCC | TCC slippage detected. | The PCM picked up an excessive amount of TCC slippage during normal vehicle operation. | TCC slippage erratic or no torque converter clutch operation. May flash TCIL. | Refer to DIAGNOSIS BY SYMPTOM . |
| P1744 May also be generated by other non-electronic-related transmission hardware condition. | TCC | TCC slippage detected. | The PCM picked up an excessive amount of TCC slippage during normal vehicle operation. | TCC slippage erratic or no torque converter clutch operation. May flash MIL. | Refer to DIAGNOSIS BY SYMPTOM . |
| P0715 | TSS | Insufficient input from TSS sensor. | PCM has detected a loss of TSS signal during operation. | Harsh shifts. Set DTC. May flash TCIL. May flash MIL Schedule Operation. | GO to PINPOINT TEST F . |
| P0717 | TSS | TSS signal intermittent | PCM has detected an intermittent TSS signal | Harsh shifts, or erratic shifts. Set DTC. May flash TCIL. | GO to PINPOINT TEST F . |
| P0718 | TSS | TSS signal noisy. | PCM has detected a noisy TSS sensor signal. | Harsh shifts, or erratic shifts. Set DTC. May flash TCIL | GO to PINPOINT TEST F . |
| P0720 | OSS | Insufficient input from OSS sensor. | PCM has detected a loss of OSS signal during operation. | Set DTC. Flash TCIL. May flash MIL. | GO to PINPOINT TEST F . |
| P0721 | OSS | OSS signal noisy. | PCM has detected a noisy OSS sensor signal. | Set DTC. May flash TCIL. | GO to PINPOINT TEST F . |
| P0722 | OSS | Insufficient input from OSS sensor. | PCM has detected a loss of OSS signal during operation. | Set DTC. May flash TCIL. May flash MIL. | GO to PINPOINT TEST F . |