AutoCodes – Toyota – P0355 2002 Toyota Highlander

P0355 2002 Toyota Highlander Code - Ignition Coil 5 Primary/Secondary Circuit

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 2002 Toyota Highlander indicates Ignition Coil 5 Primary/Secondary Circuit.
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.

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Code Popularity 2,406

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 P0355 2002 Toyota Highlander 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 2002 Toyota Highlander - Ignition Coil 5 Primary/Secondary Circuit - AutoCodes.com — P0355 2002 Toyota Highlander Code - Ignition Coil 5 Primary/Secondary Circuit

What does this mean?

What are the Possible Causes of the DTC P0355 2002 Toyota Highlander?

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 2002 Toyota Highlander?

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 2002 Toyota Highlander 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 2002 Toyota Highlander code?

Need more information on how to fix the P0355 2002 Toyota Highlander code? Get Access to Factory Service Manuals

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 2002 Toyota Highlander Code

1. What does OBDII code P0355 on a 2002 Toyota Highlander mean?

The code P0355 indicates a problem with the Ignition Coil 5 Primary/Secondary Circuit.

2. What are the common symptoms of a P0355 code in a 2002 Toyota Highlander?

Common symptoms include engine misfires, rough idling, loss of power, and illuminated Check Engine Light.

3. What are the potential causes of a P0355 code in a 2002 Toyota Highlander?

Possible causes include a faulty ignition coil, damaged wiring or connectors, a defective ECM, or issues with the spark plugs.

4. How can I diagnose the issue causing a P0355 code in my 2002 Toyota Highlander?

Diagnosis typically involves checking the ignition coil, inspecting the wiring and connectors, testing the spark plugs, and scanning the ECM for related faults.

5. Can I still drive my 2002 Toyota Highlander with a P0355 code?

It is not recommended to drive with a P0355 code as it can lead to further damage to the engine and emissions system.

6. How do I repair a P0355 code in a 2002 Toyota Highlander?

Repairing a P0355 code may involve replacing the faulty ignition coil, repairing damaged wiring or connectors, or addressing any other underlying issues causing the fault.

7. Should I replace all ignition coils if I get a P0355 code on my 2002 Toyota Highlander?

While it's not necessary to replace all ignition coils, it's a good practice to inspect and potentially replace any other coils that show signs of wear or damage.

8. How much does it typically cost to repair a P0355 code in a 2002 Toyota Highlander?

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

9. Can a DIY enthusiast fix a P0355 code in a 2002 Toyota Highlander?

If you have the necessary tools and knowledge, you may be able to diagnose and repair a P0355 code yourself, but it's recommended to consult a professional if you're unsure.

10. How often does a P0355 code occur in a 2002 Toyota Highlander?

The occurrence of a P0355 code can vary depending on the vehicle's maintenance history, driving conditions, and other factors, but it's not uncommon in older vehicles.