Possible Causes
| Possible Causes |
|---|
| FUEL PUMP MODULE WIRING OR CONNECTORS |
| INTERIOR OR EXTERIOR FUEL TANK DAMAGE |
| (N4) FUEL LEVEL SIGNAL 1 CIRCUIT SHORTED TO VOLTAGE |
| (N4) FUEL LEVEL SIGNAL 1 CIRCUIT SHORTED TO GROUND |
| (N4) FUEL LEVEL SIGNAL 1 CIRCUIT OPEN OR HIGH RESISTANCE |
| (P37) SWITCH CIRCUIT OPEN OR HIGH RESISTANCE |
| FUEL LEVEL SENSOR 1 |
| TOTALLY INTEGRATED POWER MODULE (TIPM) |
| POWERTRAIN CONTROL MODULE (PCM) |
Always perform the Pre-Diagnostic Troubleshooting procedure before proceeding. See DTC-Based Diagnostics/MODULE, Powertrain Control (PCM) - Standard Procedure