Engine-CodesToyota – P0352 2009 Toyota Camry

P0352 2009 Toyota Camry Code - Ignition Coil 2 Primary/Secondary Circuit

Quick Answer

The P0352 diagnostic trouble code (DTC) for a 2009 Toyota Camry indicates a problem with the ignition coil 2 primary/secondary circuit. Common causes include Faulty ignition coil, Damaged wiring or connectors, Loose connections. 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
P0352 2009 Toyota Camry indicates Ignition Coil 2 Primary/Secondary Circuit.
Common causes
Common causes include Faulty ignition coil, Damaged wiring or connectors, Loose connections.
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.
Table of contents Created and updated by William Orellana on Sep 16, 2024
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Code P0352 2009 Toyota Camry Description

The P0352 diagnostic trouble code (DTC) for a 2009 Toyota Camry indicates a problem with the ignition coil 2 primary/secondary circuit. The ignition coil is a crucial component of the ignition system, responsible for converting the low voltage from the battery into the high voltage needed to ignite the air-fuel mixture in the engine cylinders. In this case, the code specifically points to an issue with the second ignition coil's primary or secondary circuit.

OBDII Code P0352 2009 Toyota Camry - Ignition Coil 2 Primary/Secondary Circuit
P0352 2009 Toyota Camry Code - Ignition Coil 2 Primary/Secondary Circuit

Common Causes of P0352 2009 Toyota Camry

  1. Faulty ignition coil
  2. Damaged wiring or connectors
  3. Loose connections
  4. Corrosion in the circuit
  5. Electrical issues in the ignition system

Symptoms of P0352 2009 Toyota Camry

  1. Engine misfires
  2. Rough idling or stalling
  3. Decreased fuel efficiency
  4. Illuminated check engine light
  5. Lack of power or acceleration

How to Fix P0352 2009 Toyota Camry

  1. Begin by diagnosing the specific cause of the issue using a scan tool to confirm the P0352 code and checking the ignition coil 2 primary/secondary circuit.
  2. Inspect the wiring, connectors, and ignition coil for any visible damage, corrosion, or loose connections.
  3. Test the ignition coil using a multimeter to check for proper resistance and continuity.
  4. Replace the faulty ignition coil if necessary, ensuring it is the correct part for the vehicle's make and model.
  5. Clear the DTC with a scan tool and test drive the vehicle to confirm that the issue has been resolved.

Cost to Fix P0352 2009 Toyota Camry

The typical repair costs for addressing a P0352 code on a 2009 Toyota Camry can range from $100 to $300, depending on the specific cause of the issue and the cost of parts and labor. It's important to note that diagnosis time and labor rates at auto repair shops can vary, with hourly rates typically ranging between $80 and $150. Factors such as location, vehicle make and model, and engine type can also impact the overall repair costs. For a more accurate estimate, it's recommended to consult with local auto repair shops.

When is the Code Detected?

Each ignition circuit is continuously monitored by the Engine Control Module (ECM). The test fails when the ECM does not receive a valid pulse signal from the ignition coil.

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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 P0352 2009 Toyota Camry Code

1. What does the OBDII code P0352 mean on a 2009 Toyota Camry?

P0352 indicates a malfunction in the ignition coil circuit for cylinder 2, affecting either the primary or secondary circuit.

2. What are the common symptoms of code P0352 on a 2009 Toyota Camry?

Symptoms may include engine misfires, rough idle, reduced power, poor fuel economy, and the check engine light turning on.

3. What causes the P0352 code in a 2009 Toyota Camry?

Common causes include a faulty ignition coil, damaged wiring or connectors in the ignition coil circuit, or a malfunctioning powertrain control module (PCM).

4. How do I diagnose the P0352 code on a 2009 Toyota Camry?

Start by inspecting the ignition coil for cylinder 2, checking for visible damage or corrosion on wiring and connectors. Use a multimeter to test resistance and continuity, and swap ignition coils to see if the problem moves to another cylinder.

5. Can a bad spark plug cause the P0352 code in a 2009 Toyota Camry?

No, a bad spark plug itself won’t directly trigger P0352, but it may contribute to misfires that can be mistaken for ignition coil issues.

6. How can I fix the P0352 code on my 2009 Toyota Camry?

Repairs typically involve replacing the faulty ignition coil, repairing or replacing damaged wiring or connectors, or, in rare cases, reprogramming or replacing the PCM.

7. Can I drive my 2009 Toyota Camry with a P0352 code?

Driving with this code is not recommended as it can lead to further engine damage, increased emissions, and unsafe driving conditions due to misfires.

8. How much does it cost to fix the P0352 code on a 2009 Toyota Camry?

The cost varies, but replacing an ignition coil typically ranges from $150 to $300, including parts and labor. Wiring repairs or PCM replacement may cost more.

9. Is it safe to clear the P0352 code without fixing the issue?

Clearing the code without addressing the problem will not resolve the underlying issue and may result in the code returning or further engine damage.

10. Can a bad battery cause the P0352 code on a 2009 Toyota Camry?

While unlikely, low voltage from a weak battery can cause electrical issues that might affect ignition coil operation, so the battery should be tested as part of the diagnosis.

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