2543-Injector Wiring Shorted To Ground: Notes
For complete wiring diagrams, refer to SYSTEM WIRING DIAGRAMS .
- When Monitored:
With the engine running.
- Set Condition:
The ECM detects a short to ground error on the injector high-side control circuit.
| Possible Causes |
|---|
| INTERMITTENT DTC |
| FUEL INJECTOR HIGH-SIDE CONTROL CIRCUIT SHORTED TO GROUND |
| FUEL INJECTOR LOW-SIDE CONTROL CIRCUIT SHORTED TO GROUND |
| FUEL INJECTOR HIGH-SIDE CONTROL CIRCUIT SHORTED TO FUEL INJECTOR LOW-SIDE CONTROL CIRCUIT |
| FUEL INJECTOR HIGH-SIDE CONTROL CIRCUIT OPEN OR HIGH RESISTANCE |
| FUEL INJECTOR LOW-SIDE CONTROL CIRCUIT OPEN OR HIGH RESISTANCE |
| FUEL INJECTOR |
| ENGINE CONTROL MODULE (ECM) |
Always perform the Pre-Diagnostic Troubleshooting procedure before proceeding. See DTC-Based Diagnostics/MODULE, Engine Control (ECM) - Standard Procedure