Fuel Level Sensor C Circuit Intermittent
The third fuel level sensor signal jumps or drops out for short moments. Usually a loose connector or a chafed wire that opens during driving vibration.
Affected components
- Fuel level sensor c
- Wiring harness
Common causes
- High likelihood: Tank module connector not fully seated
- Medium likelihood: Harness chafed near tank straps
- Low likelihood: Connector with intermittent contact under vibration
Diagnostic notes
- The malfunction indicator lamp may illuminate
Related codes
Sources
Diagnostic information is provided for reference only. Confirm the code with a compatible scan tool and follow the vehicle manufacturer's service procedures before replacing components.