ECM sets P2503 when the battery charging current from battery sensor is too low.
Item | Detecting Condition | Possible Cause |
DTC Strategy |
•
Signal monitoring | 1. Poor connector connection 2. Open or short in circuit 3. Faulty charging system |
Enable Condition |
•
Engine "ON"
•
No LIN communication related DTCs
•
No plausibility error related to smart sensor
•
No alternator error | |
Threshold Value |
•
State of Charge (SOC) is lower than calibration value | |
Diagnosis Time |
•
Continuous | |
MIL ON Condition |
•
2 driving cycles |
