P25B1
Fuel Level Sensor B Stuck
P25B1 is an OBD-II diagnostic trouble code meaning: Fuel Level Sensor B Stuck. Common causes: mechanical jamming of the sensor float, sensor contamination with fuel deposits. Estimated repair cost: $17–56.
Symptoms
- Incorrect display of fuel level on the dashboard
- Fuel gauge needle does not move
- False low fuel level alarm
- Incorrect calculations of fuel consumption by the on-board computer
Causes
- Mechanical jamming of the sensor float
- Sensor contamination with fuel deposits
- Worn or damaged sensor potentiometer
- Problems with wiring to the fuel level sensor
- Sensor contact corrosion
How to Fix
- Check the condition of fuel level sensor B
- Clean the sensor from dirt
- Replace the fuel level sensor if necessary
- Check the integrity of wiring and contacts
- Reset the error code and check the system operation
Related codes
Error P25B1 by Vehicle Brand
FAQ
What does the P25B1 code mean?
P25B1 is an OBD-II diagnostic trouble code that indicates: Fuel Level Sensor B Stuck
What causes a P25B1 error code?
The most common causes of P25B1 include: Mechanical jamming of the sensor float; Sensor contamination with fuel deposits; Worn or damaged sensor potentiometer; Problems with wiring to the fuel level sensor.
How do I fix a P25B1 diagnostic trouble code?
To fix P25B1: Check the condition of fuel level sensor B. Clean the sensor from dirt. Replace the fuel level sensor if necessary. For a complete diagnosis, use an OBD-II scanner.
Is it safe to drive with P25B1?
Yes, but get it checked soon
How much does it cost to fix P25B1?
The estimated repair cost for P25B1 is $17–56. Actual cost depends on your vehicle, location, and labor rates.
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