PCM/ECM sets DTC P0626 if the PCM/ECM detects output duty signal higher than the possible range of a properly operating alternator.
Item | Detecting Condition | Possible Cause |
DTC Strategy |
•
Electrical Check | 1. Open or short to ground in harness 2. Faulty charging system |
Enable Conditions |
•
Time after ignition ON > 0.1sec.
•
Engine speed=0
•
No main relay error | |
Threshold Value |
•
Alternator load > 35% | |
Diagnostic Time |
•
1sec. | |
MIL On Condition |
•
- |