Possible Causes
| Possible Causes |
|---|
| LINE PRESSURE SENSOR |
| TRANSMISSION FLUID CONTAMINATION |
| RELATED DTCS PRESENT |
| EXCESSIVE DEBRIS IN OIL PAN |
| POOR LINE PRESSURE SENSOR CONNECTION |
| TRANSMISSION CONTROL RELAY DTCS PRESENT |
| (F856) 5-VOLT SUPPLY CIRCUIT OPEN |
| TRANSMISSION CONTROL RELAY OUTPUT CIRCUIT OPEN |
| (F856) 5-VOLT SUPPLY CIRCUIT SHORTED TO GROUND |
| (T9) OD PRESSURE SWITCH SENSE CIRCUIT SHORTED TO OTHER CIRCUITS |
| TRANSMISSION SOLENOID/TRS ASSEMBLY |
| INTERNAL TRANSMISSION |
| POWERTRAIN CONTROL MODULE (PCM) |
Always perform the Pre-Diagnostic Troubleshooting Procedure before proceeding. See DTC-Based Diagnostics/MODULE, Transmission Control (TCM) - Standard Procedure .