P0357 2017 Chevrolet Silverado Code - Ignition Coil 7 Control Circuit
Quick Answer
The diagnostic trouble code (DTC) P0357 for a 2017 Chevrolet Silverado specifically refers to an issue with the Ignition Coil 7 Control Circuit. Common causes include Faulty ignition coil, Damaged wiring or connectors in the ignition coil circuit, Malfunctioning Engine Control Module (ECM). 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 2017 Chevrolet Silverado indicates Ignition Coil 7 Control Circuit.
- Common causes
- Common causes include Faulty ignition coil, Damaged wiring or connectors in the ignition coil circuit, Malfunctioning Engine Control Module (ECM).
- 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 2017 Chevrolet Silverado Description
The diagnostic trouble code (DTC) P0357 for a 2017 Chevrolet Silverado specifically refers to an issue with the Ignition Coil 7 Control Circuit. This code indicates that there is a problem with the electrical circuit that controls the ignition coil for cylinder 7 in the engine. The ignition coil is a crucial component responsible for converting the low voltage from the battery into the high voltage needed to create a spark in the spark plugs, which ignites the air-fuel mixture in the combustion chamber.
Common Causes of P0357 2017 Chevrolet Silverado
- Faulty ignition coil
- Damaged wiring or connectors in the ignition coil circuit
- Malfunctioning Engine Control Module (ECM)
- Defective spark plugs
- Corrosion or moisture in the ignition coil circuit
Symptoms of P0357 2017 Chevrolet Silverado
- Engine misfires
- Rough idling
- Decreased fuel efficiency
- Engine stalling
- Lack of power and acceleration
How to Fix P0357 2017 Chevrolet Silverado
- Begin by diagnosing the specific cause of the issue using a scan tool to pinpoint the exact problem within the Ignition Coil 7 Control Circuit.
- Inspect the ignition coil, wiring, and connectors for any visible damage or corrosion. Replace any faulty components.
- Test the ignition coil using a multimeter to ensure it is functioning within the manufacturer's specifications.
- If the issue persists, check the ECM for any faults or reprogram it if necessary to correct the control circuit.
- Clear the DTC and test drive the vehicle to ensure the problem has been resolved.
Cost to Fix P0357 2017 Chevrolet Silverado
The typical repair costs for addressing the Ignition Coil 7 Control Circuit issue can vary depending on the specific cause of the problem. On average, replacing an ignition coil can cost between $100 and $300, including parts and labor. However, if the issue is related to wiring or the ECM, the costs may increase. It's important to consider the diagnosis time and labor rates at auto repair shops, which can range from $80 to $150 per hour. Rates may vary based on location, vehicle make and model, and the complexity of the repair. It's recommended to obtain quotes from multiple shops to find the best price for the necessary repairs.
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Frequently Asked Questions about P0357 2017 Chevrolet Silverado Code
What does OBDII code P0357 mean on a 2017 Chevrolet Silverado?
P0357 indicates an issue with the Ignition Coil 7 Control Circuit, often caused by problems with the coil, wiring, or the engine control module (ECM).
What are the common symptoms of code P0357?
Symptoms may include a misfiring engine, rough idling, reduced power, poor fuel efficiency, or the check engine light being illuminated.
What causes the P0357 code to appear?
Common causes include a faulty ignition coil 7, damaged wiring or connectors, a malfunctioning ECM, or a poor electrical connection in the circuit.
Can I drive my Silverado with a P0357 code?
Driving with a P0357 code is not recommended, as it can lead to engine damage, increased emissions, and poor performance.
How do I troubleshoot the P0357 code?
Start by inspecting the ignition coil 7, wiring, and connectors for damage or corrosion. Use a multimeter to test the coil and ensure proper voltage and continuity in the circuit.
How do I fix the P0357 code?
Repairs may include replacing the faulty ignition coil, repairing or replacing damaged wiring and connectors, or reprogramming or replacing the ECM if necessary.
How much does it cost to fix a P0357 code on a 2017 Silverado?
Costs vary, but replacing an ignition coil typically ranges from $100 to $300, while wiring repairs or ECM replacement may cost more.
Can a bad spark plug cause the P0357 code?
While a bad spark plug itself won't trigger a P0357 code, it can contribute to ignition system issues, so inspecting the spark plug is a good idea.
Does P0357 affect only cylinder 7?
Yes, P0357 specifically relates to ignition coil 7, which controls cylinder 7 in the engine's firing order.
How can I prevent the P0357 code from recurring?
Regular maintenance, including inspecting ignition components and ensuring proper connections, can help prevent issues with the ignition coil 7 control circuit.
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