AutoCodes – Toyota – P0352 2009 Toyota Prius

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

Quick Answer

The ignition system on the vehicle uses individual ignition coils for each cylinder. Common causes include Faulty Ignition Coil 2, Ignition Coil 2 harness is open or shorted, Ignition Coil 2 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: P0352 2009 Toyota Prius indicates Ignition Coil 2 Primary/Secondary Circuit.
Common causes: Common causes include Faulty Ignition Coil 2, Ignition Coil 2 harness is open or shorted, Ignition Coil 2 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 5,888

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
Tech Notes
Cost to Diagnose
FAQs
Comments
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Code P0352 2009 Toyota Prius 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 P0352 2009 Toyota Prius - Ignition Coil 2 Primary/Secondary Circuit - AutoCodes.com — P0352 2009 Toyota Prius Code - Ignition Coil 2 Primary/Secondary Circuit

What does this mean?

What are the Possible Causes of the DTC P0352 2009 Toyota Prius?

Faulty Ignition Coil 2
Ignition Coil 2 harness is open or shorted
Ignition Coil 2 circuit poor electrical connection
Faulty Engine Control Module (ECM)

How to Fix the DTC P0352 2009 Toyota Prius?

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 does this mean?

Code Tech Notes

Ignition Coil "B" refers to coil #2

What is the Cost to Diagnose the Code?

Labor: 1.0

To diagnose the P0352 2009 Toyota Prius 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 P0352 2009 Toyota Prius 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 P0352 2009 Toyota Prius Code

1. What does OBDII code P0352 on a 2009 Toyota Prius indicate?

- OBDII code P0352 for a 2009 Toyota Prius signals an issue with the Ignition Coil 2 Primary/Secondary Circuit.

2. What are the common symptoms of a P0352 code in a 2009 Toyota Prius?

- Common symptoms of a P0352 code in a 2009 Toyota Prius may include engine misfires, rough idling, loss of power, and illuminated Check Engine light.

3. What are the potential causes of a P0352 code in a 2009 Toyota Prius?

- The P0352 code in a 2009 Toyota Prius can be triggered by a faulty ignition coil, damaged wiring or connectors in the ignition coil circuit, or issues with the PCM (Powertrain Control Module).

4. How can I diagnose a P0352 code in my 2009 Toyota Prius?

- To diagnose a P0352 code in a 2009 Toyota Prius, you can use an OBDII scanner to retrieve the code, visually inspect the ignition coil and its connections, and perform tests to check for proper voltage and continuity in the circuit.

5. Can I still drive my 2009 Toyota Prius with a P0352 code?

- It is not recommended to drive your 2009 Toyota Prius with a P0352 code as it can lead to further engine damage or performance issues. It's advisable to address the problem promptly.

6. How do I repair a P0352 code in a 2009 Toyota Prius?

- Repairing a P0352 code in a 2009 Toyota Prius typically involves replacing the faulty ignition coil, repairing any damaged wiring or connectors, and clearing the code with an OBDII scanner.

7. Is it necessary to reset the PCM after fixing a P0352 code in a 2009 Toyota Prius?

- It is recommended to reset the PCM after fixing a P0352 code in a 2009 Toyota Prius to clear the error code and allow the system to relearn the corrected parameters.

8. Are there any preventive measures to avoid a P0352 code in a 2009 Toyota Prius?

- Regular maintenance of the ignition system, including timely replacement of spark plugs and ignition coils, can help prevent issues like a P0352 code in a 2009 Toyota Prius.

9. Can a DIY enthusiast fix a P0352 code in a 2009 Toyota Prius?

- Depending on your skill level and access to tools, a DIY enthusiast may be able to fix a P0352 code in a 2009 Toyota Prius by following repair guides and procedures carefully.

10. How much does it cost to repair a P0352 code in a 2009 Toyota Prius at a mechanic?

- The cost of repairing a P0352 code in a 2009 Toyota Prius at a mechanic can vary based on the exact cause of the issue, but it typically ranges from $150 to $400 for parts and labor.