AutoCodes – Audi – P0356 Audi

P0356 Audi Code - Ignition Coil 6 Primary/Secondary Circuit

Quick Answer

The ignition system on the vehicle uses individual ignition coils for each cylinder. 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: P0356 Audi indicates Ignition Coil 6 Primary/Secondary Circuit.
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.

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Code Popularity 7,824

How popular is this code, among other codes? Low

Repair Importance Level

Urgent (Diagnose now) (3 / 3)

Repair Difficulty Level

Intermediate (2 / 3)

What is this?

Table of contents Created and updated by William Orellana on Jun 14, 2020

Description
Possible Causes
How To Fix
Cost to Diagnose
FAQs
Comments
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Code P0356 Audi Description

The ignition system on the vehicle uses individual ignition coils for each cylinder. The Engine Control Module (ECM) controls each ignition coil operation. The ECM sends a ON/OFF signal to energize the ignition coil to create a spark at the spark plug when a spark is required at the cylinder.

OBDII Code P0356 Audi - Ignition Coil 6 Primary/Secondary Circuit - AutoCodes.com — P0356 Audi Code - Ignition Coil 6 Primary/Secondary Circuit

What does this mean?

What are the Possible Causes of the DTC P0356 Audi?

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 P0356 Audi?

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 P0356 Audi 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 P0356 Audi code?

Need more information on how to fix the P0356 Audi code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the P0356 Audi code diagnosed by a professional: Find a repair shop in your area

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 P0356 Audi Code

1. What are common symptoms of OBDII code P0356 in an Audi related to the Ignition Coil 6 Primary/Secondary Circuit?

- Common symptoms include engine misfires, rough idling, a loss of power, and potentially difficulty starting the vehicle.

2. What are the main causes of OBDII code P0356 in an Audi?

- The main causes of this code typically include a faulty ignition coil, a damaged spark plug, wiring issues in the ignition coil circuit, or a problem with the Engine Control Module (ECM).

3. How can I diagnose the issue causing OBDII code P0356 in my Audi?

- Diagnosing the issue involves checking the ignition coil, spark plug, and related wiring for any visible damage. Using a multimeter to test the components for proper functioning can also help pinpoint the problem.

4. Can I continue driving my Audi with OBDII code P0356 triggered?

- It is not recommended to continue driving with this code active, as it can lead to further damage to the engine or catalytic converter if left unresolved.

5. How can I repair OBDII code P0356 related to the Ignition Coil 6 Primary/Secondary Circuit in my Audi?

- The repair typically involves replacing the faulty ignition coil or spark plug, repairing any damaged wiring, and clearing the error code with an OBDII scanner.

6. Are there any preventive maintenance tips to avoid OBDII code P0356 in my Audi?

- Regularly servicing your Audi and replacing spark plugs and ignition coils at recommended intervals can help prevent issues that may trigger this code.

7. Can a DIY enthusiast fix OBDII code P0356 in an Audi, or should it be done by a professional mechanic?

- While some experienced DIY enthusiasts may be able to address the issue, it is recommended to have a professional mechanic diagnose and repair OBDII code P0356 to ensure proper resolution.

8. Is OBDII code P0356 in an Audi a serious issue that requires immediate attention?

- Yes, addressing this code promptly is important to prevent potential engine damage and ensure the proper functioning of your Audi.

9. Is it possible for a loose gas cap to trigger OBDII code P0356 in an Audi?

- No, a loose gas cap is not related to this specific code, as it pertains to issues with the ignition coil and its circuit.

10. Can extreme weather conditions impact the occurrence of OBDII code P0356 in an Audi?

- Extreme weather conditions can potentially exacerbate existing issues with the ignition coil or related components, leading to the triggering of this code.