P276B
Electric/Auxiliary Transmission Fluid Pump B Motor Supply Voltage Circuit Low
P276B is an OBD-II diagnostic trouble code meaning: Electric/Auxiliary Transmission Fluid Pump B Motor Supply Voltage Circuit Low. Common causes: damage to the pump wiring harness, pump motor malfunction. Estimated repair cost: $56–167.
Symptoms
- Check Engine light comes on
- Gear shifting problems
- Reduced transmission performance
- Noises from the transmission area
- Activating emergency gearbox operation
Causes
- Damage to the pump wiring harness
- Pump motor malfunction
- Relay or fuse problems
- Short circuit in the circuit
- Bad contacts in connectors
How to Fix
- Check the pump fuse and relay
- Inspect the wiring harness for damage
- Check the voltage at the pump connector
- Test the pump motor
- If necessary, replace the transmission fluid pump
Related codes
Error P276B by Vehicle Brand
FAQ
What does the P276B code mean?
P276B is an OBD-II diagnostic trouble code that indicates: Electric/Auxiliary Transmission Fluid Pump B Motor Supply Voltage Circuit Low
What causes a P276B error code?
The most common causes of P276B include: Damage to the pump wiring harness; Pump motor malfunction; Relay or fuse problems; Short circuit in the circuit.
How do I fix a P276B diagnostic trouble code?
To fix P276B: Check the pump fuse and relay. Inspect the wiring harness for damage. Check the voltage at the pump connector. For a complete diagnosis, use an OBD-II scanner.
Is it safe to drive with P276B?
Limited driving only, diagnose soon
How much does it cost to fix P276B?
The estimated repair cost for P276B is $56–167. Actual cost depends on your vehicle, location, and labor rates.
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