P01B0
Alternative Fuel Tank A Level Sensor Range/Performance
P01B0 is an OBD-II diagnostic trouble code meaning: Alternative Fuel Tank A Level Sensor Range/Performance. Common causes: fuel level sensor malfunction, open or short circuit in wiring harness. Estimated repair cost: $56–167.
Symptoms
- Incorrect fuel level readings in the alternative tank
- Flashing fuel level indicator
- Problems with switching between fuel types
- Check Engine light comes on
Causes
- Fuel level sensor malfunction
- Open or short circuit in wiring harness
- Sensor contact corrosion
- Alternate tank fuel system problems
- ECU software failure
How to Fix
- Check the integrity of the sensor wiring harness
- Clean the sensor contacts from corrosion
- Test the fuel level sensor
- Replace sensor if necessary
- Check the fuel system of the alternative tank
- Update ECU software
Related codes
Error P01B0 by Vehicle Brand
FAQ
What does the P01B0 code mean?
P01B0 is an OBD-II diagnostic trouble code that indicates: Alternative Fuel Tank A Level Sensor Range/Performance
What causes a P01B0 error code?
The most common causes of P01B0 include: Fuel level sensor malfunction; Open or short circuit in wiring harness; Sensor contact corrosion; Alternate tank fuel system problems.
How do I fix a P01B0 diagnostic trouble code?
To fix P01B0: Check the integrity of the sensor wiring harness. Clean the sensor contacts from corrosion. Test the fuel level sensor. For a complete diagnosis, use an OBD-II scanner.
Is it safe to drive with P01B0?
Limited driving only, diagnose soon
How much does it cost to fix P01B0?
The estimated repair cost for P01B0 is $56–167. Actual cost depends on your vehicle, location, and labor rates.
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