OBD-II code · Powertrain (generic)
P0D03 Control Pilot Charging Ventilation Switch Circuit High
The control pilot charging ventilation switch reports a circuit high condition. Charging ventilation requirement signal compromised (used for indoor charging).
Is it safe to drive with P0D03?
Usually safe to drive in the short term. Get it diagnosed when convenient, sooner if the car drives differently.
Common causes
- Most likelyWire shorted to B+
- PossibleSwitch open
- Less likelyConnector pins corroded - high contact resistance
Symptoms
- Charge status indicator shows fault
- Charging may not start or interrupts
- Slower-than-expected charge rate
Repair at a glance
- Difficulty
- Easy
- DIY friendly
- Often, with basic tools
- Typical labour
- 0.3–2 h
- Emissions test
- Usually unaffected
- Parts involved
- Control Pilot Ventilation Switch, Wiring Harness, Bms
Related codes
- P0D00Control Pilot Charging Ventilation Switch Circuit/Open
- P0D01Control Pilot Charging Ventilation Switch Range/Performance
- P0D02Hybrid/EV Charging System Voltage Out Of Range
- P0D04Control Pilot Charging Ventilation Switch Intermittent/Erratic
- P0D05Control Pilot Charging Ventilation Switch Stuck Off
- P0D06Control Pilot Charging Ventilation Switch Stuck On
Code data: OBDex open dataset (CC0). Labour times are typical ranges, not a quote.