P0351 2015 Chevrolet Silverado Code - Ignition Coil 1 Control Circuit
Quick Answer
The P0351 diagnostic trouble code (DTC) refers to an issue with the ignition coil control circuit in the 2015 Chevrolet Silverado. Common causes include Faulty ignition coil, Corroded or damaged wiring, Loose or disconnected connectors. 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
- P0351 2015 Chevrolet Silverado indicates Ignition Coil 1 Control Circuit.
- Common causes
- Common causes include Faulty ignition coil, Corroded or damaged wiring, Loose or disconnected connectors.
- 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 P0351 2015 Chevrolet Silverado Description
The P0351 diagnostic trouble code (DTC) refers to an issue with the ignition coil control circuit in the 2015 Chevrolet Silverado. The ignition coil is a crucial component of the vehicle's ignition system that is responsible for converting the low voltage from the battery into the high voltage needed to create a spark in the spark plugs. Ignition coil 1 specifically refers to the coil that corresponds to the first cylinder in the engine.
Common Causes of P0351 2015 Chevrolet Silverado
- Faulty ignition coil
- Corroded or damaged wiring
- Loose or disconnected connectors
- Issues with the Engine Control Module (ECM)
- Electrical issues such as short circuits or open circuits
Symptoms of P0351 2015 Chevrolet Silverado
- Engine misfires
- Rough idling or vibrations
- Decreased fuel efficiency
- Lack of power during acceleration
- Illumination of the Check Engine Light
How to Fix P0351 2015 Chevrolet Silverado
- Begin by diagnosing the specific cause of the issue using a scan tool to retrieve the DTC and conducting a visual inspection of the ignition coil, wiring, and connectors.
- Test the ignition coil using a multimeter to check for proper resistance and continuity.
- Inspect the wiring and connectors for any signs of damage, corrosion, or loose connections. Repair or replace as necessary.
- If the ignition coil is found to be faulty, replace it with a new one that is compatible with the vehicle's make and model.
- Clear the DTC using the scan tool and test drive the vehicle to ensure that the issue has been resolved.
Cost to Fix P0351 2015 Chevrolet Silverado
The typical repair costs for addressing the P0351 DTC in a 2015 Chevrolet Silverado can vary depending on the specific cause of the issue and the cost of parts and labor. On average, the cost of replacing an ignition coil can range from $100 to $300, while the cost of labor can range from $80 to $150 per hour. Additional costs may include diagnostic testing, wiring repairs, or connector replacements. It's advisable to consult with a professional mechanic or auto repair shop to get a more accurate estimate based on the specific circumstances of the vehicle.
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Frequently Asked Questions about P0351 2015 Chevrolet Silverado Code
1. What does OBDII code P0351 mean for a 2015 Chevrolet Silverado?
P0351 indicates a malfunction in the ignition coil 1 control circuit, which affects the engine's ability to properly ignite the air-fuel mixture.
2. What are the common symptoms of code P0351 in a 2015 Chevrolet Silverado?
Symptoms include engine misfires, rough idling, reduced power, poor fuel economy, and the check engine light illuminating.
3. What causes code P0351 to appear on a 2015 Chevrolet Silverado?
Common causes include a faulty ignition coil, damaged wiring or connectors, a failing PCM, or worn spark plugs.
4. Can I drive my 2015 Chevrolet Silverado with code P0351 active?
It’s not recommended to drive for extended periods as this can lead to engine damage due to misfires and poor performance.
5. How do I diagnose code P0351 on my 2015 Chevrolet Silverado?
Start by inspecting the ignition coil, wiring, and connectors for damage. Use a multimeter to test for proper voltage and continuity in the control circuit.
6. What repairs can fix code P0351 on a 2015 Chevrolet Silverado?
Repairs may include replacing the ignition coil, repairing or replacing damaged wiring or connectors, and addressing any issues with the PCM.
7. How much does it cost to fix code P0351 on a 2015 Chevrolet Silverado?
Repair costs vary but typically range from $100 to $300, depending on whether parts like the ignition coil or wiring need replacement.
8. Can a bad spark plug cause code P0351 on a 2015 Chevrolet Silverado?
Yes, worn or damaged spark plugs can strain the ignition coil and trigger this code.
9. How can I prevent code P0351 from occurring in my 2015 Chevrolet Silverado?
Regular maintenance, including inspecting ignition components and replacing spark plugs as needed, can help prevent this issue.
10. Does code P0351 mean the PCM is failing on my 2015 Chevrolet Silverado?
Not necessarily, but if other repairs don’t resolve the issue, the PCM should be tested as a potential cause.
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