OBD-II code · Powertrain (generic)
P0DF9 Generator Inverter Temperature Sensor C Circuit High
The ECM detects a high fault on the generator inverter temperature sensor c circuit. Reading cannot be used reliably for control.
Is it safe to drive with P0DF9?
The car may go into limp mode (reduced power). Get it diagnosed before a long trip.
Common causes
- Most likelySignal wire shorted to B+
- PossibleOpen sensor
- Less likelyConnector pins corroded - high contact resistance
Repair at a glance
- Difficulty
- Easy
- DIY friendly
- Best left to a mechanic
- Typical labour
- 0.5–3 h
- Emissions test
- Usually unaffected
- Parts involved
- Generator Inverter Temp Sensor C, Wiring Harness, Hybrid Control Module
Related codes
- P0DF6Generator Inverter Temperature Sensor B Circuit High
- P0DF7Generator Inverter Temperature Sensor C Circuit Range/Performance
- P0DF8Generator Inverter Temperature Sensor C Circuit Low
- P0DFAGenerator Phase U-V-W Current Sensor Correlation
- P0DFBGenerator Position Exceeding Learn Limit
- P0DFCGenerator Position Sensor Not Learned
Code data: OBDex open dataset (CC0). Labour times are typical ranges, not a quote.