Powertrain
generic / SAE
P0A0F
Hybrid Engine Failed to Start
The hybrid control system commanded an internal combustion engine start that did not complete within the expected time. Causes range from low 12V supply to fuel, ignition or starter issues.
SystemPowertrain
Typegeneric / SAE
GroupP0
Range / numberA / 0F
Possible causes
- Weak 12V auxiliary battery high
- Starter or ignition system fault medium
- HV battery state of charge insufficient low
Inspection / repair
- Difficulty: hard
- DIY: shop recommended
- Estimated cost: 200–3000 €
- Estimated time: 1–6 h
- Component: hybrid control module
- Component: engine starter
- Component: hv battery
- MIL / check engine light
- emissions-relevant
- limp mode possible
Sources
References
sae:J2012