Possible Causes
WARNING: This page is about a different car, the 2005 Jeep Grand Cherokee. However, it is still accessible from the selected car via links, so may be relevant.
| Possible Causes |
|---|
| RELATED RELAY DTC'S PRESENT |
| LINE PRESSURE DTCS PRESENT |
| NO. 4 OR 6 CHECK BALL CUT OR DAMAGED |
| (T9) OD PRESSURE SWITCH SENSE CIRCUIT OPEN |
| (T9) OD PRESSURE SWITCH SENSE CIRCUIT SHORT TO GROUND |
| (T9) OD PRESSURE SWITCH SENSE CIRCUIT SHORT TO OTHER CIRCUITS |
| LOW LINE PRESSURE |
| WIRING AND CONNECTORS |
| CUT OD/REV PISTON SEAL |
| BROKEN OR MISSING DO/REV PISTON BLEED ORIFICE |
| BROKEN REACTION SHAFT SUPPORT SEAL RING |
| POOR MACHINING ON PUMP VALVE BODY FACE |
| BROKEN OR MISSING DRIBBLER ORIFICE ASSEMBLY IN REACTION SHAFT SUPPORT |
| TRANSMISSION SOLENOID/TRS ASSEMBLY |
| CUT OD ACCUMULATOR PISTON SEAL |
| CRACKED OD ACCUMULATOR PISTON |
| BROKEN OR MISSING OD BLEED ORIFICE IN MAIN VALVE BODY |
| POWERTRAIN CONTROL MODULE |
Always perform the Pre-Diagnostic Troubleshooting procedure before proceeding. (Refer to PRE-DIAGNOSTIC CHECK OUT ).