Engine-Codes.com
Engine-Codes – Toyota – P0355 2005 Toyota Highlander

P0355 2005 Toyota Highlander Code - Ignition Coil 5 Primary/Secondary Circuit

Quick Answer

The P0355 diagnostic trouble code (DTC) in a 2005 Toyota Highlander specifically refers to the Ignition Coil 5 Primary/Secondary Circuit. Common causes include Faulty ignition coil for cylinder 5, Damaged or corroded wiring or connectors, Issues with the engine control module (ECM). 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 2005 Toyota Highlander indicates Ignition Coil 5 Primary/Secondary Circuit.
Common causes
Common causes include Faulty ignition coil for cylinder 5, Damaged or corroded wiring or connectors, Issues with the engine control module (ECM).
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.
What is this?
Table of contents Created and updated by William Orellana on Sep 11, 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 2005 Toyota Highlander Description

The P0355 diagnostic trouble code (DTC) in a 2005 Toyota Highlander specifically refers to the Ignition Coil 5 Primary/Secondary Circuit. In simpler terms, this code indicates that there is an issue with the ignition coil for cylinder 5 in the vehicle's engine. The ignition coil is a crucial component of the ignition system, responsible for converting the low voltage from the battery into the high voltage needed to ignite the fuel mixture in the engine's combustion chambers.

OBDII Code P0355 2005 Toyota Highlander - Ignition Coil 5 Primary/Secondary Circuit
P0355 2005 Toyota Highlander Code - Ignition Coil 5 Primary/Secondary Circuit

Common Causes of P0355 2005 Toyota Highlander

  1. Faulty ignition coil for cylinder 5
  2. Damaged or corroded wiring or connectors
  3. Issues with the engine control module (ECM)
  4. Spark plug issues
  5. Environmental factors such as moisture or heat affecting the ignition coil

Symptoms of P0355 2005 Toyota Highlander

  1. Engine misfires or runs rough
  2. Decreased acceleration and power
  3. Stalling or difficulty starting the engine
  4. Increased fuel consumption
  5. Illumination of the check engine light

How to Fix P0355 2005 Toyota Highlander

  1. Begin by diagnosing the exact cause of the issue using a scan tool to confirm the P0355 code and performing a visual inspection of the ignition coil, wiring, and connectors.
  2. If the ignition coil for cylinder 5 is determined to be faulty, it should be replaced with a new, high-quality component.
  3. Inspect and replace any damaged or corroded wiring or connectors that may be contributing to the problem.
  4. Clear the DTC from the vehicle's memory using the scan tool and test drive the vehicle to ensure the issue has been resolved.
  5. If the problem persists, further diagnostics may be required to identify any underlying issues with the ECM or other components.

Cost to Fix P0355 2005 Toyota Highlander

The typical repair costs for addressing the P0355 code in a 2005 Toyota Highlander can vary depending on the specific cause of the issue and the cost of parts and labor in your area. Generally, replacing an ignition coil can range from $100 to $300, while addressing wiring or connector issues may add to the total cost. Additionally, diagnostic time and labor rates at auto repair shops can vary, with hourly rates typically ranging from $80 to $150. It's recommended to obtain quotes from local shops to get a more accurate estimate for your specific situation.

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 2005 Toyota Highlander code?

Need more information on how to fix the P0355 2005 Toyota Highlander code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the P0355 2005 Toyota Highlander 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 2005 Toyota Highlander Code

1. What does the OBDII code P0355 for a 2005 Toyota Highlander mean?

The P0355 code indicates a problem with the ignition coil 5 primary/secondary circuit in the vehicle's engine.

2. What are the common symptoms of a P0355 code in a Toyota Highlander?

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

3. What are the possible causes of a P0355 code in a 2005 Toyota Highlander?

Potential causes include a faulty ignition coil, damaged wiring or connectors in the ignition coil circuit, or a problem with the engine control module (ECM).

4. How can I diagnose the issue causing the P0355 code in my Toyota Highlander?

Diagnosing the problem may involve visually inspecting the ignition coil and its connections, testing the coil for proper resistance, and using a scan tool to check for other related codes.

5. Can I continue driving my Toyota Highlander with a P0355 code?

It is not recommended to drive the vehicle with a P0355 code, as it can lead to further damage to the engine and potentially unsafe driving conditions.

6. How can I repair a P0355 code on my 2005 Toyota Highlander?

Repairing a P0355 code may involve replacing the faulty ignition coil, repairing or replacing damaged wiring or connectors, and clearing the code with a scan tool.

7. Are there any preventive measures to avoid a P0355 code in my Toyota Highlander?

Routine maintenance, such as regular inspection of ignition system components and prompt replacement of worn-out parts, can help prevent issues that may trigger a P0355 code.

8. Can a DIY enthusiast fix a P0355 code in a Toyota Highlander?

While some experienced DIY enthusiasts may be able to diagnose and repair a P0355 code, it is recommended to seek professional help for accurate diagnosis and proper repair.

9. How much does it typically cost to repair a P0355 code in a 2005 Toyota Highlander?

The cost of repairing a P0355 code can vary depending on the exact cause of the issue, but it may range from around $100 to $300 for parts and labor.

10. How long does it take to fix a P0355 code in a Toyota Highlander?

The repair time for a P0355 code can vary based on the extent of the issue and the availability of parts, but it may take anywhere from 1 to 3 hours to complete the repair.

Discuss the causes and fixes for P0355 2005 Toyota Highlander OBDII Code

Submit a New Comment

Code P0355 2005 Toyota Highlander comments

No comments found for this page.