Error code
OBD2 P0357
OBD2P0357
Diagnostic Trouble Code· Standard OBD-II fault code read from the vehicle's onboard diagnostics.
What it means
Ignition Coil 'G' Primary/Secondary Circuit.
Severity
moderateCan drive, but may experience poor performance and increased emissions.
Summary
P0357 indicates an ignition coil 'G' primary/secondary circuit malfunction in the ignition system of your vehicle.
Symptoms
- Illuminated check engine light
- Ignition misfire
Common Causes
- Faulty ignition coil G
- Problem with the ignition coil circuit for cylinder G
- Issue with the PCM
Diagnosis
- Visually inspect the coil pack and its connector for damage or corrosion.
- Swap ignition coils between cylinders to identify faulty components.
- Test the resistance of the primary and secondary circuits using a multimeter.
- Check if the coil is receiving power from the battery.
- Verify continuity in the PCM control circuit.
Fixes
- Replace the faulty ignition coil G
FAQ
What does P0357 mean?
P0357 indicates a malfunction in the primary/secondary circuit of ignition coil 'G'.
How do I diagnose P0357?
Diagnose by visually inspecting, swapping coils, testing resistance with a multimeter, and checking power supply.
Not affiliated with OBD2. Answer summarized from the manufacturer's manual linked above; consult that source for the authoritative procedure.
More OBD2 codes
- P0300Random/Multiple Cylinder Misfire Detected
- P0301Cylinder 1 Misfire Detected
- P0302Cylinder 2 Misfire Detected
- P0303Cylinder 3 Misfire Detected
- P0304Cylinder 4 Misfire Detected
- P0305Cylinder 5 Misfire Detected
- P0306Cylinder 6 Misfire Detected
- P0307Cylinder 7 Misfire Detected
- P0308Cylinder 8 Misfire Detected
- P0309Cylinder 9 Misfire Detected
- P0310Cylinder 10 Misfire Detected
- P0311Cylinder 11 Misfire Detected