P0B00
Electric/Auxiliary Transmission Fluid Pump Motor Phase U Current
P0B00 is an OBD-II diagnostic trouble code meaning: Electric/Auxiliary Transmission Fluid Pump Motor Phase U Current. Common causes: open or short circuit in phase u circuit, pump motor malfunction. Estimated repair cost: $56–167.
Symptoms
- Check Engine light comes on
- The transmission goes into emergency mode
- Unusual noises from the transmission area
- Gear shifting problems
- Reduced performance of the hybrid system
Causes
- Open or short circuit in phase U circuit
- Pump motor malfunction
- Problems with the transmission control unit
- Poor contact in wiring harness connectors
- Failure of the pump itself
How to Fix
- Check the continuity of phase U
- Test the pump motor
- Inspect connectors and wiring harness
- Check the operation of the transmission control unit
- If necessary, replace the transmission fluid pump
Related codes
Error P0B00 by Vehicle Brand
FAQ
What does the P0B00 code mean?
P0B00 is an OBD-II diagnostic trouble code that indicates: Electric/Auxiliary Transmission Fluid Pump Motor Phase U Current
What causes a P0B00 error code?
The most common causes of P0B00 include: Open or short circuit in phase U circuit; Pump motor malfunction; Problems with the transmission control unit; Poor contact in wiring harness connectors.
How do I fix a P0B00 diagnostic trouble code?
To fix P0B00: Check the continuity of phase U. Test the pump motor. Inspect connectors and wiring harness. For a complete diagnosis, use an OBD-II scanner.
Is it safe to drive with P0B00?
Limited driving only, diagnose soon
How much does it cost to fix P0B00?
The estimated repair cost for P0B00 is $56–167. Actual cost depends on your vehicle, location, and labor rates.
See also: Russian version · NationStat