P0C27
Electric/Auxiliary Transmission Fluid Pump A Motor Current Low
P0C27 is an OBD-II diagnostic trouble code meaning: Electric/Auxiliary Transmission Fluid Pump A Motor Current Low. Common causes: auxiliary pump motor malfunction, problems with pump wiring or connectors. Estimated repair cost: $167–444.
Symptoms
- Check engine light comes on
- Deterioration of gear shifting
- The transmission goes into emergency mode
- Unusual noises from the transmission area
- Reduced performance of the hybrid system
Causes
- Auxiliary pump motor malfunction
- Problems with pump wiring or connectors
- Faulty pump circuit relay or fuse
- Transmission control module (TCM) problems
- Low transmission fluid level
How to Fix
- Check the level and condition of the transmission fluid
- Diagnose the pump electrical circuit
- Check the functionality of the pump motor
- Check the condition of connectors and wiring
- If necessary, replace the transmission fluid auxiliary pump.
Related codes
Error P0C27 by Vehicle Brand
FAQ
What does the P0C27 code mean?
P0C27 is an OBD-II diagnostic trouble code that indicates: Electric/Auxiliary Transmission Fluid Pump A Motor Current Low
What causes a P0C27 error code?
The most common causes of P0C27 include: Auxiliary pump motor malfunction; Problems with pump wiring or connectors; Faulty pump circuit relay or fuse; Transmission control module (TCM) problems.
How do I fix a P0C27 diagnostic trouble code?
To fix P0C27: Check the level and condition of the transmission fluid. Diagnose the pump electrical circuit. Check the functionality of the pump motor. For a complete diagnosis, use an OBD-II scanner.
Is it safe to drive with P0C27?
Limited driving only, diagnose soon
How much does it cost to fix P0C27?
The estimated repair cost for P0C27 is $167–444. Actual cost depends on your vehicle, location, and labor rates.
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