P0351 2014 Chevrolet Silverado Code - Ignition Coil 1 Control Circuit
Quick Answer
The OBD-II trouble code P0351 for a 2014 Chevrolet Silverado indicates a problem with the ignition coil 1 control circuit. Common causes include Faulty ignition coil, Damaged wiring or connectors in the ignition coil circuit, ECM malfunction. 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 2014 Chevrolet Silverado indicates Ignition Coil 1 Control Circuit.
- Common causes
- Common causes include Faulty ignition coil, Damaged wiring or connectors in the ignition coil circuit, ECM malfunction.
- 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 2014 Chevrolet Silverado Description
The OBD-II trouble code P0351 for a 2014 Chevrolet Silverado indicates a problem with the ignition coil 1 control circuit. The ignition coil plays a crucial role in the ignition system, as it is responsible for converting the low voltage from the battery into the high voltage needed to ignite the fuel-air mixture in the engine cylinders. When the ECM (Engine Control Module) detects a fault with the control circuit of ignition coil 1, it triggers this diagnostic trouble code.
Common Causes of P0351 2014 Chevrolet Silverado
- Faulty ignition coil
- Damaged wiring or connectors in the ignition coil circuit
- ECM malfunction
- Corrosion or poor connections in the electrical system
- Exposure to extreme temperatures or environmental factors
Symptoms of P0351 2014 Chevrolet Silverado
- Engine misfires
- Rough idling or vibrations
- Decreased fuel efficiency
- Loss of power or acceleration
- Engine stalling or difficulty starting
How to Fix P0351 2014 Chevrolet Silverado
- Begin by visually inspecting the wiring and connectors in the ignition coil circuit for any visible damage or corrosion.
- Use a multimeter to test the continuity of the wiring and check for proper voltage at the ignition coil connector.
- If the wiring and connectors are in good condition, test the ignition coil itself using an ohmmeter to check for proper resistance.
- Replace the ignition coil if it fails the resistance test or shows signs of physical damage.
- Clear the trouble code using an OBD-II scanner and test drive the vehicle to ensure the issue has been resolved.
Cost to Fix P0351 2014 Chevrolet Silverado
The typical repair costs for addressing the P0351 code on a 2014 Chevrolet Silverado can range from $100 to $300, depending on the cost of the ignition coil and any additional parts or labor required. It's important to note that prices can vary based on the location of the repair shop, the specific make and model of the vehicle, and the extent of the damage. Additionally, diagnostic time and labor rates can impact the overall cost, so it's advisable to consult with a professional mechanic for a more accurate estimate.
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