Alternative Fuel Tank B Level Sensor Circuit
The AFCM detects a generic fault on the level sensor of alternative fuel tank B. Tank fill level cannot be displayed or used for range calculation.
Affected components
- Alt fuel tank b level sensor
- Wiring harness
- Afcm
Common causes
- High likelihood: Level sensor failed
- Medium likelihood: Wiring or connector fault
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.