P0C2A
Electric/Auxiliary Transmission Fluid Pump A Motor Stalled
Generic OBD-II
What it means
The motor of electric auxiliary transmission fluid pump A is stalled. This pump circulates transmission fluid, and the control module watches its current to spot a worn, blocked or failing pump.
Can I keep driving? Usually drivable in the short term, but low transmission fluid flow can overheat the transmission, so get it read soon.
Common symptoms
What you'll notice
- Loss of power or acceleration
- Transmission slipping or shifting issues
- Overheating of the transmission
- Warning light on the dashboard
- Strange noises coming from the transmission
Common causes
Most likely first
- Faulty electric or auxiliary transmission fluid pump motor
- Low transmission fluid level
- Blocked or damaged transmission fluid lines
- Faulty transmission control module
- Faulty transmission fluid pressure sensor
How to diagnose & fix
Work through it in order
- Check the wiring and connections of the electric/auxiliary transmission fluid pump
- Inspect the motor of the electric/auxiliary transmission fluid pump for any signs of damage or malfunction
- Test the motor current of the electric/auxiliary transmission fluid pump to ensure it is operating within the correct range
- Replace the electric/auxiliary transmission fluid pump if it is found to be faulty or not functioning properly
Related codes
Read & clear P0C2A yourself
Scan your car, confirm the code, and clear it once it's fixed — with OBD DashX on your phone.
Need a scanner that reads ABS, airbag and more? GaragePro OBD scan tools ship worldwide. See scanners →