AutoCodes – Toyota – P0355 2001 Toyota Highlander

P0355 2001 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 2001 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 2,413

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 2001 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 2001 Toyota Highlander - Ignition Coil 5 Primary/Secondary Circuit - AutoCodes.com — P0355 2001 Toyota Highlander Code - Ignition Coil 5 Primary/Secondary Circuit

What does this mean?

What are the Possible Causes of the DTC P0355 2001 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 2001 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 2001 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 2001 Toyota Highlander code?

Need more information on how to fix the P0355 2001 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 2001 Toyota Highlander Code

1. What does OBDII code P0355 for a 2001 Toyota Highlander indicate?

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

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

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

3. What are possible causes of the P0355 code in a 2001 Toyota Highlander?

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

4. How can I diagnose the cause of a P0355 code in my Toyota Highlander?

Diagnosing the issue may involve visually inspecting the ignition coil and related wiring, checking the spark plug, testing the ignition coil with a multimeter, and scanning the vehicle's computer for additional error codes.

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

It is not recommended to drive your vehicle with a P0355 code as it can lead to further damage to the engine and decrease performance.

6. How can I repair a P0355 error code in my 2001 Toyota Highlander?

Repairing a P0355 code may involve replacing the faulty ignition coil, repairing or replacing damaged wiring, ensuring proper spark plug operation, and clearing the error code with an OBDII scanner.

7. Are there any tips for preventing a P0355 code in my Toyota Highlander?

Regularly maintaining your vehicle by changing spark plugs at recommended intervals, inspecting ignition coils for wear and tear, and addressing any engine performance issues promptly can help prevent a P0355 code.

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

Depending on your skill level and access to tools, you may be able to diagnose and repair a P0355 code yourself. However, seeking professional help from a mechanic is recommended for complex issues.

9. How much does it cost to repair a P0355 error code in a 2001 Toyota Highlander?

The cost of repairing a P0355 code can vary depending on the specific cause of the issue, the cost of parts, and labor rates. It's best to get a diagnostic from a mechanic for an accurate estimate.

10. Will resetting the error code resolve a P0355 issue in my Toyota Highlander?

Resetting the error code may temporarily turn off the check engine light, but it will not fix the underlying issue causing the P0355 code. It's important to diagnose and repair the problem to prevent further issues.