2248-Alternator Electrical Fault: Notes
For complete wiring diagrams, refer to SYSTEM WIRING DIAGRAMS .
- When Monitored:
With the engine running.
- Set Condition:
The ECM detects that the Generator output is not within specifications.
| Possible Causes |
|---|
| GENERATOR BELT |
| GENERATOR BELT TENSIONER |
| GENERATOR B+ CIRCUIT OPEN |
Always perform the Pre-Diagnostic Troubleshooting procedure before proceeding. See DTC-Based Diagnostics/MODULE, Engine Control (ECM) - Standard Procedure .