P0C20 - Auxiliary Transmission Fluid Pump Phase U-V-W Circuit/Open
P0C20 Possible Causes
- Faulty Auxiliary Transmission Fluid Pump
- Auxiliary Transmission Fluid Pump harness is open or shorted
- Auxiliary Transmission Fluid Pump circuit poor electrical connection
First diagnose P0C20 code
Check the "Possible Causes" listed above. Visually inspect the related wiring harness and connectors. Check for damaged components and look for broken, bent, pushed out, or corroded terminals.
Cost of diagnosing the P0C20 code
Labor: 1.0The cost of diagnosing the P0C20 code is 1.0 hour of labor. The auto repair labor rates vary widely across the country, and even within the same city. Most auto repairs shops charge between $75 and $150 per hour.
P0C20 Possible Symptoms
- Engine Light ON (or Service Engine Soon Warning Light)
P0C20 MeaningThe Engine Control Module (ECM) monitors the Auxiliary Transmission Fluid Pump. The ECM sets the OBDII code when the Auxiliary Transmission is not to factory specifications.
P0C20 More InformationNeed more information on how to fix the P0C20 code?
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