Powertrain
generic / SAE
P0A0D
High Voltage System Interlock Circuit High
The HV interlock signal voltage is above threshold, indicating short to battery or unexpected continuity loss.
SystemPowertrain
Typegeneric / SAE
GroupP0
Range / numberA / 0D
Possible causes
- Short to battery on interlock high
- Connector pins corroded - high contact resistance low
- Supply wire pinched against B+ source low
Inspection / repair
- Difficulty: shop only
- DIY: shop recommended
- Estimated cost: 200–1500 €
- Estimated time: 1–5 h
- Component: hv interlock loop
- Component: hv service connector
- MIL / check engine light
Sources
References
sae:J2012