OBD-II code · Powertrain (generic)
P0D90 Battery Charger Input Frequency Incorrect
The battery charger detects mains AC input frequency outside the calibrated window. EVSE frequency drift or wrong region selected.
Is it safe to drive with P0D90?
The car may go into limp mode (reduced power). Get it diagnosed before a long trip.
Common causes
- Most likelyMains frequency outside spec
- PossibleWrong region setting in charger
Symptoms
- Charge status indicator shows fault
- Charging may not start or interrupts
- Slower-than-expected charge rate
Repair at a glance
- Difficulty
- Medium
- DIY friendly
- Best left to a mechanic
- Typical labour
- 0.5–3 h
- Emissions test
- Usually unaffected
- Parts involved
- Battery Charger Input
Related codes
- P0D8DBattery Charger Coupler Status Indicator Control Circuit C Low
- P0D8EBattery Charger Coupler Status Indicator Control Circuit C High
- P0D8FBattery Charger A Cooling System Performance
- P0D91Battery Charger Coupler Lock Control Circuit/Open
- P0D92Battery Charger Coupler Lock Control Circuit Low
- P0D93Battery Charger Coupler Lock Control Circuit High
Code data: OBDex open dataset (CC0). Labour times are typical ranges, not a quote.