P0351 2015 Chevrolet Silverado Code - Ignition Coil 1 Control Circuit
Quick Answer
The ignition system on this engine uses ignition coils with integrated power transistors. Common causes include Faulty Ignition Coil 1, Ignition Coil 1 harness is open or shorted, Ignition Coil 1 circuit poor electrical connection. 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 1, Ignition Coil 1 harness is open or shorted, Ignition Coil 1 circuit poor electrical connection.
- 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.
Code P0351 2015 Chevrolet Silverado Description
What are the Possible Causes of the DTC P0351 2015 Chevrolet Silverado?
- Faulty Ignition Coil 1
- Ignition Coil 1 harness is open or shorted
- Ignition Coil 1 circuit poor electrical connection
- Faulty Engine Control Module (ECM)
How to Fix the DTC P0351 2015 Chevrolet Silverado?
Review the 'Possible Causes' above and visually examine the corresponding wiring harness and connectors. Check for damaged components and inspect connector pins for signs of being broken, bent, pushed out, or corroded.
What is the Cost to Diagnose the Code?
Labor: 1.0
To diagnose the P0351 2015 Chevrolet Silverado code, it typically requires 1.0 hour of labor. Rates vary by location, vehicle, and shop. Many shops charge between $80–$150 per hour; dealerships and metro areas may be higher, independents may be lower.
Need more information about the P0351 2015 Chevrolet Silverado code?
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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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