Fuel Mode Select Switch Performance
The fuel mode select switch is electrically intact, but its state does not match operating conditions — switched to gas while gas tank is empty, or fast toggling. The ECM rejects the request to avoid stalling.
Affected components
- Fuel mode switch
Common causes
- High likelihood: Switch contact bounce
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.