Retrieving Diagnostic Trouble Codes
Connect New Generation Star (NGS) tester to Data Link Connector (DLC) and retrieve any charging system Diagnostic Trouble Codes (DTCs). See CHARGING SYSTEM DTCs INDEX table. If no DTCs are present, repair by symptom. See SYMPTOM INDEX under SYSTEM TESTS.
CHARGING SYSTEM DTCs INDEX
| DTCs | Description | Perform Test | ||
|---|---|---|---|---|
| P1244 | Generator Load Input Low | (1) | ||
| P1245 | Generator Load Input High | (1) | ||
| P1246 (2.0L) | Generator Load Input Failure | (1) | ||
| P1246 | Generator Load Input Failure | (1) | ||
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