OBD-II code · Powertrain (generic)
P0C1C Electric/Auxiliary Transmission Fluid Pump Control Module Internal Temperature Sensor Circuit
The internal temperature sensor of the auxiliary transmission fluid pump control module reports a generic fault.
Is it safe to drive with P0C1C?
The car may go into limp mode (reduced power). Get it diagnosed before a long trip.
Common causes
- Most likelySensor failed
- PossibleInternal module fault
Symptoms
- Check engine or transmission warning light on
- Harsh, delayed, or missing shifts
- Possible limp mode (locked in one gear)
- Slipping or shuddering during gear changes
Repair at a glance
- Difficulty
- Hard
- DIY friendly
- Best left to a mechanic
- Typical labour
- 2–8 h
- Emissions test
- Usually unaffected
- Parts involved
- Aux Trans Pump Control Module
Related codes
- P0C19Drive Motor A Torque Delivered Performance
- P0C1ADrive Motor B Torque Delivered Performance
- P0C1BElectric/Auxiliary Transmission Fluid Pump Control Module Internal Temperature Too High
- P0C1DElectric/Auxiliary Transmission Fluid Pump Control Module Internal Temperature Sensor Circuit Range/Performance
- P0C1EElectric/Auxiliary Transmission Fluid Pump Control Module Internal Temperature Sensor Circuit Low
- P0C1FElectric/Auxiliary Transmission Fluid Pump Control Module Internal Temperature Sensor Circuit High
Code data: OBDex open dataset (CC0). Labour times are typical ranges, not a quote.