Automatic Transmission Electronic Controls DTCS
AUTOMATIC TRANSMISSION - 4F27E ELECTRONIC CONTROLS DIAGNOSTIC TROUBLE CODE (DTC) LIST
| DTC | Component | Description | Condition | Symptom | Action |
|---|---|---|---|---|---|
| P0705 | TR Sensor | TR Circuit Failure | TR circuits, indicating an invalid pattern in TR_D. Condition caused by a short to ground or an open in P/N, D, R, 2 or 1 circuits. Open in the taillamp ground circuit. This DTC can be set by an incorrectly adjusted TR sensor. | Increase in control pressure (harsh shifts). Defaults to D for an invalid position. MIL on. | Inspect the taillamp ground circuit. Go To PINPOINT TEST C . |
| P0712 | TFT | 157°C (315°F) Indicated TFT Sensor Circuit Grounded | Voltage drop across TFT sensor too low for scale set for temperature 157°C (315°F). | Possible firm shift feel. | Go To PINPOINT TEST B . |
| P0713 | TFT | -40°C (-40°F) Indicated TFT Sensor Circuit Open | Voltage drop across TFT sensor too high for scale set temperature -40°C (-40°F). | Possible firm shift feel. | Go To PINPOINT TEST B . |
| P0715 | TSS | Insufficient Input From Turbine Shaft Speed Sensor | PCM detected a loss of TSS signal during operation. | Harsh shifts, no torque converter clutch activation, and harsh engagement. | Go To PINPOINT TEST E . |
| P0717 | TSS | Turbine Shaft Speed Sensor Signal Intermittent | PCM detected a loss of TSS signal during operation. | Harsh shifts, no torque converter clutch activation, and harsh engagement. | Go To PINPOINT TEST E . |
| P0718 | TSS | TSS Sensor Signal Erratic | PCM has detected an erratic TSS signal. | Harsh shifts, no torque converter clutch activation, and harsh engagement. | Go To PINPOINT TEST E . |
| P0720 | OSS | Insufficient Input From OSS Sensor | PCM detected a loss of OSS signal during operation. | Harsh shift, possible abnormal shift schedule. | Go To PINPOINT TEST E . |
| P0721 | OSS | OSS Sensor Signal Noisy | PCM has detected an erratic OSS signal. | Harsh shift, abnormal shift schedule. | Go To PINPOINT TEST E . |
| P0722 | OSS | OSS Sensor Signal Intermittent | PCM has detected an intermittent OSS signal. | Harsh shift, abnormal shift schedule. | Go To PINPOINT TEST E . |
| P0731 | SSA, SSB, SSC or Internal Parts | 1st Gear Error | No 1st gear. | Incorrect gear selection depending on failure or mode and manual lever position. Shift errors may also be due to other internal transmission concerns (stuck valves, damaged friction material). Engine RPM could be higher or lower than expected. | Refer to Solenoid On/Off Charts in SHIFT SOLENOID PRE-DIAGNOSIS
. Go To PINPOINT TEST A . |
| P0732 | SSA, SSB, SSC or Internal Parts | 2nd Gear Error | No 2nd gear. | Incorrect gear selection depending on failure or mode and manual lever position. Shift errors may also be due to other internal transmission concerns (stuck valves, damaged friction material). Engine RPM could be higher or lower than expected. | Refer to Solenoid On/Off Charts in SHIFT SOLENOID PRE-DIAGNOSIS
. Go To PINPOINT TEST A . |
| P0733 | SSA, SSB, SSC or Internal Parts | 3rd Gear Error | No 3rd gear. | Incorrect gear selection depending on failure or mode and manual lever position. Shift errors may also be due to other internal transmission concerns (stuck valves, damaged friction material). Engine RPM could be higher or lower than expected. | Refer to Solenoid On/Off Charts in SHIFT SOLENOID PRE-DIAGNOSIS
. Go To PINPOINT TEST A . |
| P0734 | SSA, SSB, SSC or Internal Parts | 4th Gear Error | No 4th gear. | Incorrect gear selection depending on failure or mode and manual lever position. Shift errors may also be due to other internal transmission concerns (stuck valves, damaged friction material). Engine RPM could be higher or lower than expected. | Refer to Solenoid On/Off Charts in SHIFT SOLENOID PRE-DIAGNOSIS
. Go To PINPOINT TEST A . |
| P0741 | 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. | Refer to DIAGNOSIS BY SYMPTOM . |
| P0750 | 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. | No reverse gear (short) or no 4th gear (open). MIL on. | Go To PINPOINT TEST A . |
| P0751 | SSA | SSA Functional Failure (Stuck Off) | Mechanical or hydraulic failure of the shift solenoid. | Not all gears present, MIL on. | Refer to DIAGNOSIS BY SYMPTOM . |
| P0752 | SSA | SSA Functional Failure (Stuck On) | Mechanical or hydraulic failure of the shift solenoid. | Not all gears present, MIL on. | Refer to DIAGNOSIS BY SYMPTOM . |
| P0753 | 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. | No reverse gear (short) or no 4th gear (open). MIL off. | Go To PINPOINT TEST A . |
| P0755 | SSB | SSB Solenoid Circuit Failure | SSB circuit fails to provide voltage drop across solenoid. Circuit open or shorted or PCM driver failure during on-board diagnostic. | Not all gears present. No converter clutch apply in 3rd and 4th gears. | Go To PINPOINT TEST A . |
| P0756 | SSB | SSB Functional Failure (Stuck OFF) | Mechanical or hydraulic failure of the shift solenoid. | Not all gears present. No converter clutch apply in 3rd and 4th gears. | Refer to DIAGNOSIS BY SYMPTOM . |
| P0757 | SSB | SSB Functional Failure (Stuck ON) | Mechanical or hydraulic failure of the shift solenoid. | Not all gears present. No converter clutch apply in 3rd and 4th gears. | Refer to DIAGNOSIS BY SYMPTOM . |
| P0758 | SSB | SSB Solenoid Circuit Failure | SSB circuit fails to provide voltage drop across solenoid. Circuit open or shorted or PCM driver failure during on-board diagnostic. | Not all gears present. No converter clutch apply in 3rd and 4th gears. MIL off. | Go To PINPOINT TEST A . |
| P0760 | SSC | SSC Solenoid Circuit Failure | SSC circuit fails to provide voltage drop across solenoid. Circuit open or shorted or PCM driver failure during on-board diagnostic. | Not all gears present. | Go To PINPOINT TEST A . |
| P0761 | SSC | SSC Functional Failure (Stuck OFF) | Mechanical or hydraulic failure of the shift solenoid. | Not all gears present. | Go To PINPOINT TEST A . |
| P0762 | SSC | SSC Functional Failure (Stuck ON) | Mechanical or hydraulic failure of the shift solenoid. | Not all gears present. | Go To PINPOINT TEST A . |
| P0763 | SSC | SSC Solenoid Circuit Failure | SSC circuit fails to provide voltage drop across solenoid. Circuit open or shorted or PCM driver failure during on-board diagnostic. | Not all gears present. MIL off. | Go To PINPOINT TEST A . |
| P0765 | SSD | SSD Solenoid Circuit Failure | SSD circuit fails to provide voltage drop across solenoid. Circuit open, shorted or PCM driver circuit failure during on-board diagnostics. | Not all gears present. MIL on. | Go To PINPOINT TEST A . |
| P0766 | SSD | SSD Functional Failure (Stuck OFF) | Mechanical or hydraulic failure of the shift solenoid. | Not all gears present. | Go To PINPOINT TEST A . |
| P0767 | SSD | SSD Functional Failure (Stuck ON) | Mechanical or hydraulic failure of the shift solenoid. | Not all gears present. | Go To PINPOINT TEST A . |
| P0768 | SSD | SSD Solenoid Circuit Failure | SSD circuit fails to provide voltage drop across solenoid. Circuit open, shorted or PCM driver circuit failure during on-board diagnostics. | Not all gears present. MIL off. | Go To PINPOINT TEST A . |
| P0770 | SSE | SSE Solenoid Circuit Failure | SSE circuit failed to provide voltage drop across solenoid. Circuit open. Shorted or PCM driver circuit failed during on-board diagnostics. | Not all gears present. MIL on. | Go To PINPOINT TEST A . |
| P0771 | SSE | SSE Functional Failure (Stuck OFF) | Mechanical or hydraulic failure of the shift solenoid. | Not all gears present. | Go To PINPOINT TEST A . |
| P0772 | SSE | SSE Functional Failure (Stuck ON) | Mechanical or hydraulic failure of the shift solenoid. | Not all gears present. | Go To PINPOINT TEST A . |
| P0773 | SSE | SSE Solenoid Circuit Failure | SSE circuit failed to provide voltage drop across solenoid. Circuit open. Shorted or PCM driver circuit failed during on-board diagnostics. | Not all gears present. MIL off. | Go To PINPOINT TEST A . |
| P0960 | EPC | EPC Solenoid Circuit Open | Voltage through EPC solenoid is checked. Error is noted if tolerance is exceeded. | Open circuit-causes maximum EPC pressure, harsh engagements and shifts. | Go To PINPOINT TEST D . |
| P0962 | EPC | EPC Solenoid Circuit Failure, Shorted Circuit to Ground | Voltage through EPC solenoid is checked. An error will be noted if tolerance is exceeded. | Short circuit causes maximum EPC pressure, harsh engagement and shifts. | Go To PINPOINT TEST D . |
| P0963 | EPC | EPC Solenoid Circuit Failure, Shorted Circuit to Power | Voltage through EPC solenoid is checked. An error will be noted if tolerance is exceeded. | Short circuit causes maximum EPC pressure, harsh engagement and shifts. | Go To PINPOINT TEST D . |
| P0972 | SSA | SSA Functional Failure (Stuck OFF) | Mechanical or hydraulic failure of the shift solenoid. | Not all gears present, MIL off. | Refer to DIAGNOSIS BY SYMPTOM . |
| P0975 | SSB | SSB Functional Failure (Stuck OFF) | Mechanical or hydraulic failure of the shift solenoid. | Not all gears present. No converter clutch apply in 3rd and 4th gears. MIL off. | Refer to DIAGNOSIS BY SYMPTOM . |
| P0978 | SSC | SSC Functional Failure (Stuck OFF) | Mechanical or hydraulic failure of the shift solenoid. | Not all gears present. MIL off. | Go To PINPOINT TEST A . |
| P0981 | SSD | SSD Functional Failure (Stuck OFF) | Mechanical or hydraulic failure of the shift solenoid. | Not all gears present. MIL off. | Go To PINPOINT TEST A . |
| P0984 | SSE | SSE Functional Failure (Stuck OFF) | Mechanical or hydraulic failure of the shift solenoid. | Not all gears present. MIL off. | Go To PINPOINT TEST A . |
| P1700 | - | Un-determined Failure | Transmission failed to NEUTRAL. | Transmission functional failure. | When this code is shown in conjunction with other codes, repair the other codes first, then retest. If this code reappears, refer to DIAGNOSIS BY SYMPTOM . |
| P1702 | TR Sensor | TR Circuit Failure | TR circuits indicating an invalid pattern in TR_D. Condition caused by a short to ground or an open in P/N, D, R, 2 or 1 circuit. Open in the taillamp ground circuit. This DTC can be set by an incorrectly adjusted TR sensor. | Increase in control pressure (harsh shifts). Defaults to D for an invalid position. MIL off. | Inspect the taillamp ground circuit. |
| P1705 | TR Sensor | TR Not in PARK or NEUTRAL During KOEO/ KOER | KOEO/KOER not run in PARK or NEUTRAL; or TR circuit failure. | Harsh shifts or engagements. | Go To PINPOINT TEST C
. Rerun KOEO/KOER in PARK or NEUTRAL. |
| P1710 | TFT | Stuck in Midrange | PCM never detects a change in fluid temperature. | Occasional hard shifts. | Go To PINPOINT TEST B . |
| 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 . |
| P1713 | TFT | No Change in TFT - Low Range | PCM has detected no TFT change at low range during operation. | Incorrect TCC engagement schedule, harsh engagement, harsh shifts. | Go To PINPOINT TEST B . |
| P1718 | TFT | No Change in TFT - High Range | PCM has detected no TFT change at high range during operation. | Incorrect TCC engagement schedule, harsh engagement, harsh shifts. | Go To PINPOINT TEST B . |
| P1780 | TCS | TCS Input Incorrect for Selected Position | TCS voltage incorrect. | No overdrive cancel when lever is moved. | Rerun on-board diagnostic and cycle switch. For additional information, refer to TRANSAXLE/TRANSMISSION EXTERNAL CONTROLS . |
| P1783 | TFT | Transmission Overtemp Condition Indicated | Transmission fluid temperature exceeded 135°C (275°F). | Increase in control pressure. | Go To PINPOINT TEST B . |