OBD Codes List

Diagnostic reference · P0DF2

P0DF2

Generator Inverter Temperature Sensor C Circuit

System
Powertrain control (P code)
Lamp
Check Engine Light
Category
Powertrain - Fuel/Air Metering

What it means

P0DF2 means Generator Inverter Temperature Sensor C Circuit.

Where it lives

For P0DF2, the circuit described runs through the sensor. The description of P0DF2 reports a fault at the sensor.

Check these first

  • An open or shorted generator inverter temperature sensor C circuit
  • A failed sensor C inside the generator inverter
  • Corroded pins in the sensor C connector
  • A broken wire between sensor C and the inverter control board

What to do next

  1. Inspect the sensor C wiring for opens and shorts
  2. Check the sensor C connector for corrosion
  3. Measure the sensor C signal with the system powered
  4. Compare the reading to ambient
  5. Service the generator inverter if the sensor C circuit does not recover
  6. Clear the code and retest

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Updated

Generic SAE J2012 definition. Last updated 2026-10-10.