Fuel Shutoff Valve A Control Circuit/Open
Open circuit detected at the fuel shutoff valve A solenoid (used on diesels to stop fuel flow at engine-off and as anti-theft). Engine may not start or not stop cleanly.
Affected components
- Fuel shutoff valve
- Shutoff wiring
- Shutoff connector
Common causes
- High likelihood: Open wiring or unplugged connector
- Medium likelihood: Shutoff solenoid coil open
- Low likelihood: Pin pushed back out of connector body
Diagnostic notes
- The malfunction indicator lamp may illuminate
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.