AutoCodes – Toyota – P0353 2007 Toyota Highlander

P0353 2007 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 2007 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 4,625

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 2007 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 2007 Toyota Highlander - Ignition Coil 3 Primary/Secondary Circuit - AutoCodes.com — P0353 2007 Toyota Highlander Code - Ignition Coil 3 Primary/Secondary Circuit

What does this mean?

What are the Possible Causes of the DTC P0353 2007 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 2007 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 2007 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 2007 Toyota Highlander code?

Need more information on how to fix the P0353 2007 Toyota Highlander code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the P0353 2007 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 P0353 2007 Toyota Highlander Code

1. What does OBDII code P0353 for a 2007 Toyota Highlander mean?

The code P0353 indicates a problem with the Ignition Coil 3 Primary/Secondary Circuit in the vehicle's ignition system.

2. What are the common symptoms of OBDII code P0353 in a 2007 Toyota Highlander?

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

3. What are the possible causes of OBDII code P0353 in a 2007 Toyota Highlander?

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

4. How can I diagnose the issue causing OBDII code P0353 in my 2007 Toyota Highlander?

You can diagnose the problem by using a scan tool to check for the specific code, inspecting the ignition coil and related wiring for damage, testing the coil's resistance, and checking for proper voltage supply to the coil.

5. Can I still drive my 2007 Toyota Highlander with OBDII code P0353?

It is not recommended to drive the vehicle with code P0353, as it can lead to further engine damage and potential safety issues. It is best to address the problem promptly.

6. How can I repair OBDII code P0353 in my 2007 Toyota Highlander?

To repair the issue, you may need to replace the faulty ignition coil, repair or replace damaged wiring or connectors, reset the ECM, and clear the error code using a scan tool.

7. Is it necessary to replace all ignition coils if one is faulty in a 2007 Toyota Highlander with OBDII code P0353?

While it is not mandatory to replace all ignition coils, it is recommended to inspect and potentially replace all coils if one has failed, as they may be of similar age and wear.

8. How much does it typically cost to repair OBDII code P0353 in a 2007 Toyota Highlander?

The cost of repairs for code P0353 can vary depending on the extent of the issue, the labor rates in your area, and whether you choose to do the repairs yourself or take it to a professional mechanic.

9. Can a DIY enthusiast fix OBDII code P0353 in a 2007 Toyota Highlander?

Yes, a DIY enthusiast with the necessary tools and knowledge of automotive repair may be able to fix code P0353 by following repair guides and instructions specific to the issue at hand.

10. How can I prevent OBDII code P0353 from occurring in my 2007 Toyota Highlander in the future?

To prevent code P0353, it is essential to perform regular maintenance on your vehicle, such as changing spark plugs and ignition coils at recommended intervals, and addressing any engine performance issues promptly.