AutoCodes – MINI – P0355 MINI

P0355 MINI Code - Ignition Coil Cylinder 5

Quick Answer

The ignition system on the vehicle uses individual ignition coils for each cylinder. Common causes include Faulty Ignition Coil 5, Ignition Coil 5 harness is open or shorted, Ignition Coil 5 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
P0355 MINI indicates Ignition Coil Cylinder 5.
Common causes
Common causes include Faulty Ignition Coil 5, Ignition Coil 5 harness is open or shorted, Ignition Coil 5 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.
AI answers can be wrong. Verify repairs with testing. Open full chat
Code Popularity 1,487
How popular is this code, among other codes? Low
Table of contents Created and updated by William Orellana on Jun 14, 2020
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Code P0355 MINI 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 P0355 MINI - Ignition Coil Cylinder 5 - AutoCodes.com
P0355 MINI Code - Ignition Coil Cylinder 5

What are the Possible Causes of the DTC P0355 MINI?

  • Faulty Ignition Coil 5
  • Ignition Coil 5 harness is open or shorted
  • Ignition Coil 5 circuit poor electrical connection
  • Faulty Engine Control Module (ECM)

How to Fix the DTC P0355 MINI?

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 MINI 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 MINI code?

Need more information on how to fix the P0355 MINI code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the P0355 MINI 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 P0355 MINI Code

1. What are the common symptoms of OBDII code P0355 in a MINI related to Ignition Coil Cylinder 5?

- Common symptoms include engine misfires, rough idling, loss of power, and potentially a decrease in fuel efficiency.

2. What are the possible causes of OBDII code P0355 in a MINI indicating an issue with Ignition Coil Cylinder 5?

- Possible causes include a faulty ignition coil, wiring issues, a bad spark plug, or a problem with the engine control module.

3. How can I diagnose the source of OBDII code P0355 in my MINI specifically related to Ignition Coil Cylinder 5?

- A diagnostic scan tool can help pinpoint the exact cause by identifying which cylinder is affected and whether the issue lies with the ignition coil, spark plug, or wiring.

4. Is it safe to continue driving my MINI with OBDII code P0355 related to Ignition Coil Cylinder 5?

- It is not recommended to drive your MINI with this code active, as it can lead to further damage to the engine or catalytic converter.

5. Can I repair OBDII code P0355 in my MINI related to Ignition Coil Cylinder 5 on my own?

- Depending on your mechanical skills, you may be able to replace the faulty ignition coil yourself, but it's advisable to consult a professional if you're unsure.

6. Are there any preventive measures to avoid OBDII code P0355 related to Ignition Coil Cylinder 5 in my MINI?

- Regular maintenance, such as replacing spark plugs and ignition coils at recommended intervals, can help prevent issues that trigger this code.

7. How much does it typically cost to repair OBDII code P0355 in a MINI associated with Ignition Coil Cylinder 5?

- The cost can vary based on the specific issue, but replacing an ignition coil can range from $100 to $300, including parts and labor.

8. Can a bad ignition coil cause OBDII code P0355 in a MINI to trigger for Ignition Coil Cylinder 5?

- Yes, a failing or defective ignition coil in Cylinder 5 can trigger this code and cause related performance issues.

9. Will resetting the OBDII system clear code P0355 related to Ignition Coil Cylinder 5 in my MINI?

- Resetting the system may temporarily clear the code, but if the underlying issue, such as a faulty ignition coil, remains unresolved, the code will likely return.

10. How important is it to address OBDII code P0355 related to Ignition Coil Cylinder 5 promptly in my MINI?

- It is crucial to address this code promptly to prevent potential engine damage, ensure optimal performance, and maintain fuel efficiency.

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