AutoCodes – Chevrolet – P0358 Chevrolet

P0358 Chevrolet Code - Ignition Coil 8 Control Circuit

Quick Answer

The ignition system on this engine uses ignition coils with integrated power transistors. Common causes include Faulty Ignition Coil 8, Ignition Coil 8 harness is open or shorted, Ignition Coil 8 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
P0358 Chevrolet indicates Ignition Coil 8 Control Circuit.
Common causes
Common causes include Faulty Ignition Coil 8, Ignition Coil 8 harness is open or shorted, Ignition Coil 8 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.
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Code Popularity 28,292
How popular is this code, among other codes? Low
Table of contents Created and updated by William Orellana on Jun 17, 2022
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Code P0358 Chevrolet Description

The ignition system on this engine uses ignition coils with integrated power transistors. The Engine Control Module (ECM) controls the spark event for each cylinder through individual ignition coil control circuits. When the ECM commands the ignition control circuit On, electrical current flows through the primary winding of the ignition coil, creating a magnetic field. When a spark event is requested, the ECM commands the ignition control circuit Off, interrupting current flow through the primary winding. The collapsing magnetic field created by the primary winding induces a high voltage in the secondary winding, which is connected to the spark plugs. The Diagnostic Trouble Code (DTC) will be set when the control circuit commanded by the ECM state does not match the actual state.
OBDII Code P0358 Chevrolet - Ignition Coil 8 Control Circuit - AutoCodes.com
P0358 Chevrolet Code - Ignition Coil 8 Control Circuit

What are the Possible Causes of the DTC P0358 Chevrolet?

  • Faulty Ignition Coil 8
  • Ignition Coil 8 harness is open or shorted
  • Ignition Coil 8 circuit poor electrical connection
  • Faulty Engine Control Module (ECM)

How to Fix the DTC P0358 Chevrolet?

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 P0358 Chevrolet 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 P0358 Chevrolet code?

Need more information on how to fix the P0358 Chevrolet code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the P0358 Chevrolet code diagnosed by a professional: Find a repair shop in your area

Information for Specific Chevrolet Models

About the author: William Orellana is a Master Mechanic and Mechanical Engineer with over 30 years of experience diagnosing and repairing vehicles. Learn more about his background.

Frequently Asked Questions about P0358 Chevrolet Code

1. What are the common symptoms of OBDII code P0358 on a Chevrolet related to the ignition coil 8 control circuit?

- Common symptoms include engine misfires, rough idling, loss of power, and illuminated Check Engine Light.

2. What are the possible causes of OBDII code P0358 on a Chevrolet indicating an issue with the ignition coil 8 control circuit?

- Potential causes may include a faulty ignition coil, damaged wiring or connectors, a defective Engine Control Module (ECM), or a poor electrical connection.

3. How can I diagnose the source of OBDII code P0358 on my Chevrolet when it points to the ignition coil 8 control circuit?

- You can diagnose the issue by inspecting the wiring and connectors for damage, testing the ignition coil for proper functionality, checking the ECM for faults, and ensuring all electrical connections are secure.

4. Is it safe to continue driving my Chevrolet with OBDII code P0358 related to the ignition coil 8 control circuit?

- It is not recommended to drive your vehicle with this code present, as it can lead to further engine damage and potential safety hazards. It is best to address the issue promptly.

5. What are some repair tips for fixing OBDII code P0358 on a Chevrolet associated with the ignition coil 8 control circuit?

- Repair tips may include replacing the faulty ignition coil, repairing or replacing damaged wiring or connectors, resetting the ECM, and clearing the trouble code.

6. Can a DIY enthusiast fix OBDII code P0358 related to the ignition coil 8 control circuit on a Chevrolet?

- Depending on your skills and experience, you may be able to diagnose and address this issue yourself by following a repair manual or online guides. However, professional help may be needed for more complex repairs.

7. How much does it typically cost to repair OBDII code P0358 on a Chevrolet caused by problems with the ignition coil 8 control circuit?

- Repair costs can vary depending on the exact cause of the issue, parts needed, labor rates, and whether you choose to repair it yourself or seek professional assistance. It's advisable to obtain quotes from local mechanics or service centers.

8. Can weather conditions or driving habits contribute to triggering OBDII code P0358 related to the ignition coil 8 control circuit on a Chevrolet?

- Extreme weather conditions, such as severe heat or cold, can sometimes exacerbate existing issues with ignition components. Additionally, aggressive driving or poor vehicle maintenance practices can also impact the ignition system's performance.

9. Is there a way to prevent OBDII code P0358 from occurring on a Chevrolet due to ignition coil 8 control circuit problems?

- Regular maintenance, including timely spark plug replacements, checking ignition components for wear, and addressing any warning signs promptly, can help prevent issues that may trigger this trouble code.

10. Will resetting the Check Engine Light resolve OBDII code P0358 related to the ignition coil 8 control circuit on a Chevrolet?

- Resetting the Check Engine Light may temporarily clear the code, but it will not fix the underlying issue causing the code. It's essential to diagnose and repair the problem to prevent further complications.

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