AutoCodes – Toyota – P0353 2006 Toyota Highlander

P0353 2006 Toyota Highlander Code - Ignition Coil 3 Primary/Secondary Circuit

Quick Answer

The ignition system on the vehicle uses individual ignition coils for each cylinder. Common causes include Faulty Ignition Coil 3, Ignition Coil 3 harness is open or shorted, Ignition Coil 3 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: P0353 2006 Toyota Highlander indicates Ignition Coil 3 Primary/Secondary Circuit.
Common causes: Common causes include Faulty Ignition Coil 3, Ignition Coil 3 harness is open or shorted, Ignition Coil 3 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 3,483

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 Mar 29, 2024

Description
Possible Causes
How To Fix
Cost to Diagnose
FAQs
Comments
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Code P0353 2006 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 P0353 2006 Toyota Highlander - Ignition Coil 3 Primary/Secondary Circuit - AutoCodes.com — P0353 2006 Toyota Highlander Code - Ignition Coil 3 Primary/Secondary Circuit

What does this mean?

What are the Possible Causes of the DTC P0353 2006 Toyota Highlander?

Faulty Ignition Coil 3
Ignition Coil 3 harness is open or shorted
Ignition Coil 3 circuit poor electrical connection
Faulty Engine Control Module (ECM)

How to Fix the DTC P0353 2006 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 P0353 2006 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 P0353 2006 Toyota Highlander code?

Need more information on how to fix the P0353 2006 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 P0353 2006 Toyota Highlander Code

1. What does OBDII code P0353 for a 2006 Toyota Highlander mean?

The code P0353 indicates a problem with the ignition coil 3 primary/secondary circuit in the engine.

2. What are the common symptoms of OBDII code P0353 in a Toyota Highlander?

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

3. What are the possible causes of OBDII code P0353 in a 2006 Toyota Highlander?

Possible causes include a faulty ignition coil, damaged wiring or connectors, corrosion, or a problem with the Engine Control Module (ECM).

4. How can I diagnose the issue related to OBDII code P0353 in my Toyota Highlander?

Diagnosis involves inspecting the ignition coil, checking the wiring and connectors for damage, and using a scan tool to analyze the ECM data for relevant information.

5. Can I continue driving my Toyota Highlander with OBDII code P0353?

It's not recommended to drive your vehicle with code P0353 as it can lead to further engine damage and potential safety hazards.

6. How can I repair OBDII code P0353 in my Toyota Highlander?

Repair typically involves replacing the faulty ignition coil, repairing any damaged wiring or connectors, and clearing the code with a scan tool.

7. Are there any preventive maintenance tips to avoid OBDII code P0353 in a Toyota Highlander?

Regularly inspecting the ignition system components, maintaining proper engine tune-up schedules, and using high-quality fuel can help prevent ignition coil issues.

8. Can a DIY enthusiast fix OBDII code P0353 in a Toyota Highlander?

While some experienced DIY enthusiasts may be able to replace the ignition coil themselves, it's recommended to consult a professional mechanic for proper diagnosis and repair.

9. How much does it cost to repair OBDII code P0353 in a 2006 Toyota Highlander?

The cost of repairing code P0353 can vary depending on the specific issue, labor rates, and parts needed, but it typically ranges from $100 to $300 for parts and labor.

10. Will resetting the Check Engine Light resolve OBDII code P0353 in my Toyota Highlander?

Simply resetting the Check Engine Light without addressing the underlying issue will not fix code P0353. It's important to diagnose and repair the root cause of the problem to prevent it from reoccurring.