P1222 – Fuel Cutoff Solenoid Circuit
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Symptoms
- No start
- Sudden stalling
- Intermittent cutout
- Loss of power
- Check engine light
Causes
- Open solenoid coil
- Shorted solenoid
- Blown fuse
- Wiring issue
- ECU driver fault
Diagnosis
- Check solenoid resistance
- Inspect fuse
- Check power and ground
- Inspect wiring
- Scan for related codes
Repair
- Replace cutoff solenoid
- Replace fuse
- Repair wiring
- Repair ECU driver
- Secure connectors