If LIN message from alternator is not received, ECM sets DTC U012D00.
Item | Detecting Condition | Possible Cause | |
DTC Strategy |
•
LIN message monitoring | 1. Poor connector connection 2. Open in LIN communication line between alternator and ECM 3. Faulty alternator | |
Enable Condition |
•
Engine running | ||
Threshold Value |
•
LIN message from alternator is not received | ||
Detecting Time |
•
4 sec. | ||
Fail Safe | MIL |
•
Off |