PCM monitors system voltage while the engine is running. If voltage is below 11V, the PCM sets a P0562 DTC.
Item | Detecting Condition | Possible cause | |
DTC Strategy |
•
Voltage too low | 1. Poor connection 2. Open or short in circuit 3. Faulty charging system 4. Faulty main relay 5. Faulty PCM | |
Enable Conditions | Case1 |
•
Engine running | |
Case2 |
•
- | ||
Threshold value | Case1 |
•
System voltage less than 11V | |
Case2 |
•
Open or short to ground in memory power line | ||
Diagnosis Time | Case1 |
•
Continuous | |
Case2 |
•
Continuous (More than 5 sec.failure for every 10 sec.test) | ||
MIL On Condition |
•
3 driving cycle | ||
