During engine running, if alternator's output duty signal is open circuit, ECM sets P0626.
Item | Detecting Condition | Possible Cause |
DTC Strategy |
•
Input signal check | 1. Open or Short to Power in harness 2. Faulty charging system |
Enable Conditions |
•
Engine speed is between 600rpm and 4000rpm.
•
Coolant temperature is higher than 75℃ | |
Threshold Value |
•
Open circuit | |
Diagnostic Time |
•
100sec | |
MIL ON Condition |
•
NO MIL |