Engine-CodesVolkswagen – P0355 Volkswagen

P0355 Volkswagen Code - Ignition Coil 5 Primary/Secondary Circuit

Quick Answer

The P0355 diagnostic trouble code (DTC) for Volkswagen vehicles indicates a problem with the ignition coil 5 primary/secondary circuit. Common causes include Faulty ignition coil, Damaged or corroded wiring associated with the ignition coil, Loose connections in the ignition coil circuit. 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 Volkswagen indicates Ignition Coil 5 Primary/Secondary Circuit.
Common causes
Common causes include Faulty ignition coil, Damaged or corroded wiring associated with the ignition coil, Loose connections in the ignition coil circuit.
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.
Table of contents Created and updated by William Orellana on Sep 12, 2024
💬 Need more help? Ask Auto Expert for instant answers — it's free!
AutoCodes App

Fix Your Car Smarter

Try the New AutoCodes App!

Get complete OBDII diagnostics, repair solutions, and cost estimates, plus AI chat support on demand.

AutoCodes App on Google Play

Code P0355 Volkswagen Description

The P0355 diagnostic trouble code (DTC) for Volkswagen vehicles indicates a problem with the ignition coil 5 primary/secondary circuit. The ignition coil is a crucial component of the ignition system, responsible for generating the high voltage needed to spark the fuel-air mixture in the engine's cylinders. In this case, the code specifically points to issues with the circuitry associated with the ignition coil for cylinder 5.

OBDII Code P0355 Volkswagen - Ignition Coil 5 Primary/Secondary Circuit
P0355 Volkswagen Code - Ignition Coil 5 Primary/Secondary Circuit

Common Causes of P0355 Volkswagen

  1. Faulty ignition coil
  2. Damaged or corroded wiring associated with the ignition coil
  3. Loose connections in the ignition coil circuit
  4. Malfunctioning Engine Control Module (ECM)
  5. Environmental factors such as moisture or heat affecting the ignition coil

Symptoms of P0355 Volkswagen

  1. Rough idling or engine misfires
  2. Decreased fuel efficiency
  3. Engine stalling or hesitation
  4. Illumination of the Check Engine Light
  5. Lack of power or acceleration

How to Fix P0355 Volkswagen

  1. Begin by diagnosing the specific issue by performing a visual inspection of the ignition coil and associated wiring.
  2. Test the ignition coil using a multimeter to check for proper resistance and continuity.
  3. Check for any loose connections or damaged wiring and repair or replace as necessary.
  4. If the ignition coil is found to be faulty, replace it with a new one that matches the specifications for your vehicle.
  5. Clear the DTC from the ECM using a scan tool and test drive the vehicle to ensure the issue has been resolved.

Cost to Fix P0355 Volkswagen

The cost of repairing a P0355 code for the ignition coil 5 primary/secondary circuit can vary depending on the specific cause of the issue and the labor rates at the auto repair shop. On average, the cost of replacing an ignition coil can range from $100 to $300, including parts and labor. Additional costs may apply if wiring needs to be repaired or if the ECM needs to be replaced. It's recommended to obtain quotes from local auto repair shops to get a more accurate estimate based on your specific vehicle make and model.

When is the Code Detected?

Each ignition circuit is continuously monitored by the Engine Control Module (ECM). The test fails when the ECM does not receive a valid pulse signal from the ignition coil.

Need more information about the P0355 Volkswagen code?

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

Need Help with the Code?

Get the P0355 Volkswagen 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 Volkswagen Code

What does the OBD-II code P0355 mean for a Volkswagen?

P0355 indicates an issue with the ignition coil's primary or secondary circuit in cylinder 5, which may prevent proper ignition.

What are the common symptoms of code P0355 in a Volkswagen?

Symptoms include engine misfires, rough idling, reduced power, poor fuel efficiency, and the check engine light being illuminated.

What causes the P0355 code in a Volkswagen?

Common causes include a faulty ignition coil, damaged wiring or connectors, a bad spark plug, or issues with the powertrain control module (PCM).

Can I drive my Volkswagen with a P0355 code?

Driving with this code is not recommended as it can lead to engine misfires, reduced performance, and potential damage to the catalytic converter.

How do I diagnose the P0355 code in my Volkswagen?

Start by inspecting the ignition coil, wiring, and connectors for cylinder 5 for damage or corrosion. Next, test the ignition coil and check for PCM-related issues.

How can I fix the P0355 code on a Volkswagen?

Repairs may include replacing the faulty ignition coil, repairing damaged wiring or connectors, replacing spark plugs, or reprogramming the PCM if necessary.

How much does it cost to repair the P0355 code on a Volkswagen?

Repair costs can vary but may range from $100-$300 for ignition coil replacement, depending on labor rates and parts costs.

Can a bad spark plug cause the P0355 code on a Volkswagen?

Yes, a bad spark plug can disrupt the ignition coil's performance and trigger the P0355 code.

How do I prevent the P0355 code from reoccurring in my Volkswagen?

Regular maintenance, including timely replacement of spark plugs and ignition coils, and inspecting wiring for damage can help prevent this code.

What tools are needed to diagnose and repair the P0355 code on a Volkswagen?

You’ll need an OBD-II scanner, a multimeter for testing electrical circuits, and basic tools for coil or spark plug replacement.

Discuss the causes and fixes for P0355 Volkswagen OBDII Code

Code P0355 Volkswagen comments

No comments found for this page.