If high battery voltage is detected for more than 2 sec., ECM sets DTC P056300. This fault might be caused by faulty charging system.
Item | Detecting Condition | Possible Cause | |
DTC Strategy |
•
Voltage monitoring | 1. Poor connector connection 2. Faulty charging system 3. Faulty alternator 4. Faulty ECM | |
Enable Conditions |
•
Engine running | ||
Threshold Value |
•
High battery voltage is detected | ||
Diagnostic Time |
•
2 sec. | ||
Fail Safe | MIL |
•
Off | |
