Powertrain
generic / SAE
P065C
Generator A Mechanical Performance
The alternator A reports a mechanical performance issue - typically a slipping belt, worn pulley clutch, or seizing rotor that causes the output to lag behind speed.
SystemPowertrain
Typegeneric / SAE
GroupP0
Range / number6 / 5C
Possible causes
- Drive belt slipping high
Symptoms
- Check engine light on
- Possible limp mode or no-start
- Multiple follow-up faults across modules
- Reset/relearn may be needed after repair
Inspection / repair
- Difficulty: medium
- DIY: possible
- Estimated cost: 80–400 €
- Estimated time: 0.6–2 h
- Component: alternator
- Component: alternator pulley
- Component: drive belt
- MIL / check engine light
Sources
References
sae:J2012