Code result
P0D28
Battery Charger Input Voltage Too High
High severity
What it means
The battery charger reports input input voltage too high condition. EVSE/AC mains supply may be out of specification.
Is it safe to drive?
No — stop driving
This code can put the vehicle into limp or reduced-power mode. Avoid extended driving and have the vehicle diagnosed promptly.
Most likely causes
Mains voltage above spec
highOne of the most commonly reported causes for this code — check this first.
Regulator drifted high
mediumA plausible cause — test and verify before replacing parts.
Related help
Get the full diagnosis
Add your vehicle and see step-by-step repair help, recalls, and TSBs in Wrenchify.
Diagnose P0D28 freeNo credit card required