P2315 2015 GMC Sierra Code - Ignition Coil 6 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 6, Ignition Coil 6 harness is open or shorted, Ignition Coil 6 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
- P2315 2015 GMC Sierra indicates Ignition Coil 6 Control Circuit Low Voltage.
- Common causes
- Common causes include Faulty Ignition Coil 6, Ignition Coil 6 harness is open or shorted, Ignition Coil 6 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 P2315 2015 GMC Sierra Description
What are the Possible Causes of the DTC P2315 2015 GMC Sierra?
- Faulty Ignition Coil 6
- Ignition Coil 6 harness is open or shorted
- Ignition Coil 6 circuit poor electrical connection
- Faulty Engine Control Module (ECM)
How to Fix the DTC P2315 2015 GMC Sierra?
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 P2315 2015 GMC Sierra 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 P2315 2015 GMC Sierra code?
Need more information on how to fix the P2315 2015 GMC Sierra code? Get Access to Factory Service Manuals
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Frequently Asked Questions about P2315 2015 GMC Sierra Code
1. What are the common symptoms of OBDII code P2315 in a 2015 GMC Sierra related to the ignition coil 6 control circuit low voltage?
The common symptoms include rough idle, engine misfires, loss of power, and illuminated Check Engine Light.
2. What are the possible causes of OBDII code P2315 indicating low voltage in the ignition coil control circuit of a 2015 GMC Sierra?
Possible causes can include a faulty ignition coil, damaged wiring or connectors, a malfunctioning PCM (Powertrain Control Module), or a problem with the ignition coil driver circuit.
3. How can I diagnose the root cause of OBDII code P2315 in my 2015 GMC Sierra related to ignition coil 6 control circuit low voltage?
You can start by inspecting the ignition coil, checking the wiring and connectors for any damage, testing the ignition coil driver circuit, and scanning the PCM for any related fault codes.
4. Is it safe to continue driving my 2015 GMC Sierra when OBDII code P2315 with ignition coil 6 control circuit low voltage is detected?
It is not recommended to continue driving the vehicle with this fault code, as it can lead to potential engine damage or further issues. Immediate diagnosis and repair are advised.
5. Can I repair OBDII code P2315 in my 2015 GMC Sierra related to low voltage in the ignition coil control circuit myself?
If you have experience with automotive diagnostics and repair, you may be able to address this issue yourself by following the diagnostic steps outlined in the vehicle's service manual. Otherwise, it is recommended to seek professional assistance.
6. Will resetting the Check Engine Light resolve OBDII code P2315 in my 2015 GMC Sierra?
Simply resetting the Check Engine Light may temporarily clear the code, but it will not fix the underlying issue causing the fault code to appear. Proper diagnosis and repair are necessary.
7. How much does it typically cost to repair OBDII code P2315 indicating low voltage in the ignition coil control circuit of a 2015 GMC Sierra?
The cost of repair can vary depending on the specific cause of the issue. It may range from a simple wiring repair to replacing the ignition coil or PCM. It is best to obtain a diagnostic and repair estimate from a qualified mechanic.
8. Can a faulty spark plug cause OBDII code P2315 in a 2015 GMC Sierra related to ignition coil 6 control circuit low voltage?
While a faulty spark plug can contribute to ignition issues, it is not a direct cause of OBDII code P2315. However, it is recommended to ensure that all ignition components are in good working condition during diagnosis and repair.
9. Are there any preventive maintenance tips to avoid OBDII code P2315 related to ignition coil 6 control circuit low voltage in a 2015 GMC Sierra?
Regularly inspecting and maintaining the ignition system components, such as the ignition coil, wiring, and connectors, can help prevent issues leading to code P2315. Additionally, following the manufacturer's recommended maintenance schedule is crucial.
10. How urgent is it to address OBDII code P2315 indicating low voltage in the ignition coil control circuit of a 2015 GMC Sierra?
It is recommended to address this issue promptly to prevent potential engine damage or further complications. Ignoring the fault code can lead to performance issues and may result in more costly repairs down the line.
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