During engine running, if system voltage is above 16V, the PCM sets a P0563 DTC.
Item | Detecting Condition | Possible cause |
DTC Strategy |
•
Voltage too high | 1. Poor connection 2. Short in circuit 3. Faulty charging system 4. Faulty main relay 5. Faulty PCM |
Enable Conditions |
•
Engine running | |
Threshold value |
•
System voltage greater than 16V | |
Diagnosis Time |
•
Continuous | |
MIL On Condition |
•
3 driving cycles |