P2066
Fuel Level Sensor B Performance
P2066 is an OBD-II diagnostic trouble code meaning: Fuel Level Sensor B Performance. Common causes: fuel level sensor b malfunction, open or short circuit in the sensor circuit. Estimated repair cost: $17–56.
Symptoms
- Incorrect fuel level readings on the dashboard
- Fuel gauge fluctuates or does not move
- The low fuel indicator comes on when the tank is full
- Fuel level error on display
- Inability to determine the exact fuel level
Causes
- Fuel level sensor B malfunction
- Open or short circuit in the sensor circuit
- Corrosion or poor contact in connectors
- Problems with the fuel pump or module
- ECU malfunction
How to Fix
- Check the continuity of the fuel level sensor B circuit
- Inspect connectors and contacts for corrosion or damage
- Check resistance of fuel level sensor B
- Replace fuel level sensor B if necessary
- Check and, if necessary, replace the fuel pump or module
Related codes
Error P2066 by Vehicle Brand
FAQ
What does the P2066 code mean?
P2066 is an OBD-II diagnostic trouble code that indicates: Fuel Level Sensor B Performance
What causes a P2066 error code?
The most common causes of P2066 include: Fuel level sensor B malfunction; Open or short circuit in the sensor circuit; Corrosion or poor contact in connectors; Problems with the fuel pump or module.
How do I fix a P2066 diagnostic trouble code?
To fix P2066: Check the continuity of the fuel level sensor B circuit. Inspect connectors and contacts for corrosion or damage. Check resistance of fuel level sensor B. For a complete diagnosis, use an OBD-II scanner.
Is it safe to drive with P2066?
Yes, but get it checked soon
How much does it cost to fix P2066?
The estimated repair cost for P2066 is $17–56. Actual cost depends on your vehicle, location, and labor rates.
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