P0357 Ford Code - Ignition Coil 'G' Primary/Secondary Circuit Malfunction
Quick Answer
The P0357 Ford diagnostic trouble code indicates that there is a malfunction in the ignition coil 'G' primary/secondary circuit. Common causes include Faulty ignition coil, Wiring issues in the ignition coil circuit, Corrosion or loose connections in the circuit. Severity is High - diagnose this code as soon as possible. Driving is not recommended if the warning light is flashing, the engine runs poorly, or safety-related symptoms are present.
- What it means
- P0357 Ford indicates Ignition Coil 'G' Primary/Secondary Circuit Malfunction.
- Common causes
- Common causes include Faulty ignition coil, Wiring issues in the ignition coil circuit, Corrosion or loose connections in the circuit.
- Severity
- High - diagnose this code as soon as possible.
- Can I drive?
- Driving is not recommended if the warning light is flashing, the engine runs poorly, or safety-related symptoms are present.
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Code P0357 Ford Description
The P0357 Ford diagnostic trouble code indicates that there is a malfunction in the ignition coil 'G' primary/secondary circuit. The ignition coil is a crucial component of the vehicle's ignition system, responsible for converting the low voltage from the battery into the high voltage needed to ignite the fuel in the combustion chamber. When this circuit malfunctions, it can lead to misfires, rough idling, and overall poor engine performance. If left unaddressed, the issue can potentially cause damage to other engine components and reduce fuel efficiency.
Common Causes of P0357 Ford
- Faulty ignition coil
- Wiring issues in the ignition coil circuit
- Corrosion or loose connections in the circuit
- Faulty spark plugs
- ECM (Engine Control Module) malfunction
Symptoms of P0357 Ford
- Engine misfires
- Rough idling
- Loss of power
- Difficulty starting the engine
- Increased fuel consumption
How to Fix P0357 Ford
- Diagnose the specific cause of the issue using a diagnostic scanner and multimeter.
- Inspect the ignition coil for signs of damage or wear and replace if necessary.
- Check the wiring and connections in the ignition coil circuit for any faults and repair as needed.
- Inspect and replace the spark plugs if they are worn out or faulty.
- If the issue persists, consider checking and possibly replacing the ECM.
Cost to Fix P0357 Ford
The typical repair costs for addressing the P0357 Ford code can range from $150 to $400, including parts and labor. However, the specific diagnosis time and labor rates at auto repair shops can vary based on factors such as location, vehicle make and model, and engine type. It's recommended to inquire about local rates for a more accurate estimate before proceeding with the repair.
Tech Notes for P0357 Ford
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Information for Specific Ford Models
- P0357 1997 Ford F150 — Ignition Coil 'G' Primary/Secondary Circuit Malfunction
- P0357 1998 Ford F150 — Ignition Coil 'G' Primary/Secondary Circuit Malfunction
- P0357 1999 Ford F150 — Ignition Coil 'G' Primary/Secondary Circuit Malfunction
- P0357 2000 Ford F150 — Ignition Coil 'G' Primary/Secondary Circuit Malfunction
- P0357 2001 Ford F150 — Ignition Coil 'G' Primary/Secondary Circuit Malfunction
- P0357 2002 Ford F150 — Ignition Coil 'G' Primary/Secondary Circuit Malfunction
- P0357 2003 Ford F150 — Ignition Coil 'G' Primary/Secondary Circuit Malfunction
Frequently Asked Questions about P0357 Ford Code
1. What are the common symptoms of OBDII code P0357 in a Ford vehicle?
The common symptoms of P0357 include engine misfires, rough idling, loss of power, and an illuminated Check Engine Light.
2. What does the OBDII code P0357 for a Ford mean?
OBDII code P0357 in a Ford indicates a malfunction in the ignition coil 'G' primary/secondary circuit.
3. What are the potential causes of the ignition coil 'G' primary/secondary circuit malfunction in a Ford vehicle?
Possible causes of P0357 include a faulty ignition coil, wiring issues in the ignition coil circuit, a defective spark plug, or a problem with the powertrain control module (PCM).
4. How can I diagnose the OBDII code P0357 in my Ford?
Diagnosing P0357 involves checking the ignition coil 'G' for proper operation, inspecting the wiring for any damage or loose connections, testing the spark plug, and scanning the PCM for any related error codes.
5. Can driving with OBDII code P0357 cause further damage to my Ford vehicle?
Continuing to drive with P0357 may lead to more severe engine misfires, potential damage to the catalytic converter, and decreased fuel efficiency.
6. How can I repair OBDII code P0357 in my Ford?
To repair P0357, you may need to replace the faulty ignition coil 'G', repair any damaged wiring, replace the spark plug if necessary, and clear the error code using an OBDII scanner.
7. Are there any preventive measures to avoid OBDII code P0357 in the future?
Regular maintenance of the ignition system, including timely replacement of spark plugs and inspection of ignition coils, can help prevent issues like P0357 in the future.
8. Can a DIY enthusiast fix OBDII code P0357 in a Ford, or is professional help recommended?
While some DIY enthusiasts may be able to diagnose and replace the ignition coil 'G' themselves, seeking professional help is recommended for a proper diagnosis and repair of P0357.
9. How much does it typically cost to repair OBDII code P0357 in a Ford at a repair shop?
The cost of repairing P0357 can vary depending on the specific issue, but it may range from $100 to $300 at a repair shop, including parts and labor.
10. What is the importance of addressing OBDII code P0357 promptly in a Ford vehicle?
Promptly addressing P0357 is crucial to prevent further damage to the engine, ensure optimal performance, and maintain the overall reliability of your Ford vehicle.
Discuss the causes and fixes for P0357 Ford OBDII Code
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Really hard to start , have to try about 6 times before it will fire, is this a fuel issue or coil, got code p0357 , remote starting , after fail lights all remain on,won't go off, so do I also have an electrical issue or is it all related
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What model and year is your Ford? Sounds like a bad fuel or low fuel pressure, problems with an ignition coil will cause rough idle and usually not a hard start.
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Could you please elaborate more your question. What model and year is your vehicle?
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