2043-Camshaft Position Sensor Signal Faulty: Notes
For complete wiring diagrams, refer to SYSTEM WIRING DIAGRAMS .
- When Monitored:
With the engine cranking or running
- Set Condition:
The Engine Control Module (ECM) does not receive a signal from the Camshaft Position Sensor when the Crankshaft Position Sensor indicates engine RPM.
| Possible Causes |
|---|
| CMP 5-VOLT SUPPLY CIRCUIT OPEN |
| CAMSHAFT POSITION SENSOR SIGNAL CIRCUIT SHORTED TO VOLTAGE |
| CHECKING CMP 5-VOLT SUPPLY CIRCUIT |
| DAMAGED CMP SENSOR OR CAMSHAFT |
| ENGINE CONTROL MODULE |
| CMP SENSOR GROUND CIRCUIT OPEN |
| INTERMITTENT CONDITION |
| CMP SENSOR SIGNAL CIRCUIT OPEN |
| CMP 5-VOLT SUPPLY CIRCUIT SHORTED TO GROUND |
| CMP SENSOR SIGNAL CIRCUIT SHORTED TO GROUND |
| CAMSHAFT POSITION SENSOR |
| CMP 5-VOLT SUPPLY CIRCUIT SHORTED TO THE CMP SENSOR GROUND CIRCUIT |
| CMP SENSOR SIGNAL CIRCUIT SHORTED TO THE CMP SENSOR GROUND CIRCUIT |
Always perform the Pre-Diagnostic Troubleshooting procedure before proceeding. See DTC-Based Diagnostics/MODULE, Engine Control (ECM) - Standard Procedure