Powertrain
generic / SAE
P0A8E
14 Volt Power Module System Voltage High
The 14V DC/DC converter module reports a "system voltage high" condition. 12V vehicle electrical supply may be impaired.
SystemPowertrain
Typegeneric / SAE
GroupP0
Range / numberA / 8E
Possible causes
- Output regulator overshoots high
- Voltage feedback lost medium
Inspection / repair
- Difficulty: hard
- DIY: shop recommended
- Estimated cost: 400–2500 €
- Estimated time: 2–8 h
- Component: pm14v module
- Component: dcdc converter
- MIL / check engine light
- limp mode possible
Sources
References
sae:J2012