AutoCodes – Acura – P0355 Acura

P0355 Acura Code - No. 5 Cylinder Ignition Coil Circuit Malfunction

Quick Answer

The ignition coil is a part of the engine ignition system. Common causes include Faulty No, 5 Ignition Coil, No. 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: P0355 Acura indicates No. 5 Cylinder Ignition Coil Circuit Malfunction.
Common causes: Common causes include Faulty No, 5 Ignition Coil, No.
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 6,307

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 Aug 17, 2023

Description
Possible Causes
How To Fix
Cost to Diagnose
FAQs
Comments
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Code P0355 Acura Description

The ignition coil is a part of the engine ignition system. It converts low voltage from the battery into high voltage needed to create a spark in the spark plugs. The ignition coil is triggered at the optimum time by the Powertrain Control Module (PCM) ON/OFF command. The PCM detects a malfunction when the engine is running and the return signal does not change for a specified time, the PCM detects a malfunction and stores a Diagnostic Trouble Code (DTC).

OBDII Code P0355 Acura - No. 5 Cylinder Ignition Coil Circuit Malfunction - AutoCodes.com — P0355 Acura Code - No. 5 Cylinder Ignition Coil Circuit Malfunction

What does this mean?

What are the Possible Causes of the DTC P0355 Acura?

Faulty No. 5 Ignition Coil
No. 5 Ignition Coil harness is open or shorted
No. 5 Ignition Coil circuit poor electrical connection
Faulty Powertrain Control Module (PCM)

How to Fix the DTC P0355 Acura?

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 P0355 Acura 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 P0355 Acura code?

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Need Help with the Code?

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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 P0355 Acura Code

1. What are the common symptoms of an OBDII code P0355 in an Acura related to the No. 5 cylinder ignition coil circuit malfunction?

- Common symptoms include engine misfires, rough idling, loss of power, and illuminated check engine light.

2. What are the possible causes of an OBDII code P0355 in an Acura?

- The code P0355 in an Acura can be caused by a faulty ignition coil, wiring issues, a poor electrical connection, or a problem in the engine control module.

3. How can I diagnose the No. 5 cylinder ignition coil circuit malfunction in my Acura?

- Using a diagnostic scan tool, you can check for the OBDII code P0355. You can also perform a visual inspection of the ignition coil, wiring, and connectors for any signs of damage.

4. Can I drive my Acura with an OBDII code P0355 present?

- It is not recommended to drive with an OBDII code P0355 as it can lead to further damage to the engine and catalytic converter. It is best to address the issue promptly.

5. How do I repair the No. 5 cylinder ignition coil circuit malfunction in my Acura?

- To repair the issue, you may need to replace the faulty ignition coil, repair or replace damaged wiring, ensure proper electrical connections, or reprogram the engine control module.

6. Is it possible to reset the OBDII code P0355 in an Acura without repairing the issue?

- While you can clear the code using a diagnostic scan tool, it is crucial to address the underlying problem causing the code to prevent further issues with your vehicle.

7. Are there any preventive maintenance tips to avoid encountering the OBDII code P0355 in my Acura?

- Regularly servicing your ignition system, checking and replacing spark plugs as needed, and ensuring proper electrical connections can help prevent the occurrence of the code P0355.

8. Can a DIY enthusiast fix the No. 5 cylinder ignition coil circuit malfunction in an Acura?

- Depending on your skill level and access to tools, you may be able to replace the ignition coil or check for wiring issues. However, complex diagnostics and repairs may require professional help.

9. Will the check engine light turn off automatically after repairing the OBDII code P0355 in my Acura?

- In most cases, after repairing the issue triggering the code P0355, you can clear the code and reset the check engine light using a diagnostic scan tool.

10. How long does it typically take to repair the No. 5 cylinder ignition coil circuit malfunction in an Acura?

- The repair time can vary based on the exact cause of the issue. Simple fixes like replacing an ignition coil may take less than an hour, while more complex issues could require more time for diagnosis and repair.