AutoCodes – Toyota – P0353 2002 Toyota Highlander

P0353 2002 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 2002 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 2,795

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 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 P0353 2002 Toyota Highlander - Ignition Coil 3 Primary/Secondary Circuit - AutoCodes.com — P0353 2002 Toyota Highlander Code - Ignition Coil 3 Primary/Secondary Circuit

What does this mean?

What are the Possible Causes of the DTC P0353 2002 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 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 P0353 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 P0353 2002 Toyota Highlander code?

Need more information on how to fix the P0353 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 P0353 2002 Toyota Highlander Code

1. What does OBDII code P0353 for a 2002 Toyota Highlander mean?

The code P0353 indicates a problem in the Ignition Coil 3 Primary/Secondary Circuit of the vehicle.

2. What are common symptoms of OBDII code P0353 in a 2002 Toyota Highlander?

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

3. What are some possible causes of OBDII code P0353 in a 2002 Toyota Highlander?

Potential causes include a faulty ignition coil, wiring issues, poor electrical connections, or a problem with the Engine Control Module (ECM).

4. How can I diagnose the issue related to OBDII code P0353 in my 2002 Toyota Highlander?

You can use a scan tool to check for additional trouble codes, inspect the ignition coil and its connections, and perform a continuity test on the wiring.

5. Can I continue driving my 2002 Toyota Highlander with OBDII code P0353?

It is not recommended to drive the vehicle with this code as it can lead to further damage and potential safety hazards.

6. How do I repair OBDII code P0353 in my 2002 Toyota Highlander?

To repair this issue, you may need to replace the faulty ignition coil, repair any damaged wiring, and clear the trouble code using a scan tool.

7. Are there any tips to prevent OBDII code P0353 from occurring in my 2002 Toyota Highlander?

Regularly inspecting and maintaining the ignition system, including the ignition coils, can help prevent issues that trigger this trouble code.

8. Can a DIY enthusiast fix OBDII code P0353 in a 2002 Toyota Highlander?

Yes, if you have the necessary tools and knowledge, you can attempt to diagnose and repair this issue yourself. However, seeking professional help is recommended if you are unsure.

9. How much does it cost to repair OBDII code P0353 in a 2002 Toyota Highlander?

The cost of repair can vary depending on the exact cause of the issue, but it typically involves the cost of parts and labor for diagnosis and replacement.

10. Will resetting the Check Engine Light resolve OBDII code P0353 in my 2002 Toyota Highlander?

Simply resetting the light without addressing the underlying issue will not fix the problem. It is essential to diagnose and repair the root cause to resolve the code.