During engine running, if alternator's output duty signal is above 20%, 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 higher than 520rpm
•
Target alternator duty is higher than 30% | |
Threshold Value |
•
Alternator duty is lower than 20% | |
Diagnostic Time |
•
- | |
MIL ON Condition |
•
NO MIL |
