P2318 2016 Chevrolet Silverado Code - Ignition Coil 7 Control Circuit Low Voltage
Quick Answer
The ignition system on this engine uses ignition coils with integrated power transistors. Common causes include Faulty Ignition Coil 7, Ignition Coil 7 harness is open or shorted, Ignition Coil 7 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
- P2318 2016 Chevrolet Silverado indicates Ignition Coil 7 Control Circuit Low Voltage.
- Common causes
- Common causes include Faulty Ignition Coil 7, Ignition Coil 7 harness is open or shorted, Ignition Coil 7 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 P2318 2016 Chevrolet Silverado Description
What are the Possible Causes of the DTC P2318 2016 Chevrolet Silverado?
- Faulty Ignition Coil 7
- Ignition Coil 7 harness is open or shorted
- Ignition Coil 7 circuit poor electrical connection
- Faulty Engine Control Module (ECM)
How to Fix the DTC P2318 2016 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 P2318 2016 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 P2318 2016 Chevrolet Silverado code?
Need more information on how to fix the P2318 2016 Chevrolet Silverado code? Get Access to Factory Service Manuals
Need Help with the Code?
Get the P2318 2016 Chevrolet Silverado code diagnosed by a professional: Find a repair shop in your area
Frequently Asked Questions about P2318 2016 Chevrolet Silverado Code
1. What are the common symptoms of OBDII code P2318 in a 2016 Chevrolet Silverado related to Ignition Coil 7 Control Circuit Low Voltage?
The common symptoms include rough idling, engine misfires, loss of power, and illuminated Check Engine Light.
2. What are the potential causes of OBDII code P2318 in a 2016 Chevrolet Silverado?
Possible causes include a faulty ignition coil, damaged wiring or connectors in the ignition coil circuit, or a problem with the Engine Control Module (ECM).
3. How can I diagnose the source of OBDII code P2318 in my 2016 Chevrolet Silverado?
You can use a diagnostic scanner to retrieve the trouble code and perform a visual inspection of the ignition coil and its wiring. Testing the ignition coil resistance and checking for continuity in the circuit can help pinpoint the issue.
4. Can I continue driving my 2016 Chevrolet Silverado with OBDII code P2318 present?
It is not recommended to drive the vehicle with a misfiring ignition coil as it can lead to further engine damage. Seek professional diagnosis and repair as soon as possible.
5. Is it possible to reset OBDII code P2318 in a 2016 Chevrolet Silverado without fixing the underlying issue?
Resetting the code without addressing the root cause will only temporarily clear the Check Engine Light. The problem will likely reoccur until the issue with the ignition coil circuit is resolved.
6. How can I repair OBDII code P2318 associated with Ignition Coil 7 Control Circuit Low Voltage in my 2016 Chevrolet Silverado?
Repair options include replacing the faulty ignition coil, repairing damaged wiring or connectors, or reprogramming the ECM if necessary.
7. Are there any preventive maintenance tips to avoid OBDII code P2318 in a 2016 Chevrolet Silverado?
Regularly inspecting the ignition system components, such as ignition coils and wiring, can help detect potential issues early and prevent the occurrence of Ignition Coil Control Circuit Low Voltage codes.
8. Can extreme weather conditions affect the likelihood of triggering OBDII code P2318 in a 2016 Chevrolet Silverado?
Extreme temperatures or moisture can potentially exacerbate issues with the ignition coil circuit, leading to a higher chance of triggering code P2318. Ensure proper maintenance and protection of the ignition system components.
9. How long does it typically take to repair OBDII code P2318 in a 2016 Chevrolet Silverado at a professional service center?
The repair time can vary depending on the specific issue causing the code. In general, diagnosing and fixing problems related to Ignition Coil 7 Control Circuit Low Voltage may take a few hours to complete.
10. Can I attempt to fix OBDII code P2318 in my 2016 Chevrolet Silverado myself, or should I seek professional help?
While some DIY enthusiasts may be able to address simple issues like replacing an ignition coil, complex problems with the circuit or ECM may require professional expertise. It's advisable to consult a qualified mechanic for accurate diagnosis and repair.
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