P1349: Fuel Level Sensor B Circuit High
MediumPowertrainEngine/Powertrain
What does P1349 mean?
P1349 is a diagnostic trouble code indicating "Fuel Level Sensor B Circuit High". The ECU is reading a voltage that is above the expected range. This can be caused by a short to power in the wiring, a failed sensor, or a connector issue in the engine/powertrain.
Common causes
- Damaged or corroded wiring harness
- Loose or disconnected electrical connector
- Failed engine/powertrain sensor or actuator
- Blown fuse in the related circuit
- Poor ground connection
What should you do?
Schedule a diagnostic appointment at your earliest convenience. The vehicle is generally safe to drive short distances, but the underlying issue should be addressed to prevent it from worsening.
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Code P1349 can mean different things depending on your vehicle. TorqueBot gives you a diagnosis specific to your make, model, and year.