AutoCodes – Toyota – P0351 2008 Toyota Camry

P0351 2008 Toyota Camry Code - Ignition Coil 1 Primary/Secondary Circuit

Quick Answer

The DIS is a 1-cylinder ignition system in which each cylinder is ignited by one ignition coil and one spark plug is connected to the end of each secondary wiring. Common causes include Faulty Ignition Coil 1, Ignition Coil 1 harness is open or shorted, Ignition Coil 1 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
P0351 2008 Toyota Camry indicates Ignition Coil 1 Primary/Secondary Circuit.
Common causes
Common causes include Faulty Ignition Coil 1, Ignition Coil 1 harness is open or shorted, Ignition Coil 1 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.
AI answers can be wrong. Verify repairs with testing. Open full chat
Code Popularity 7,283
How popular is this code, among other codes? Low
Table of contents Created and updated by William Orellana on Mar 31, 2024
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Code P0351 2008 Toyota Camry Description

The DIS is a 1-cylinder ignition system in which each cylinder is ignited by one ignition coil and one spark plug is connected to the end of each secondary wiring. A powerful voltage, generated in the secondary wiring, is applied directly to each spark plug. The sparks of the spark plugs pass from the center electrode to the ground electrodes.
The ECM determines the ignition timing and transmits the ignition (IGT) signals to each cylinder. Using the IGT signal, the ECM turns the power transistor inside the igniter on and off. The power transistor, in turn, switches on and off the current to the primary coil. When the current to the primary coil is cut off, a powerful voltage is generated in the secondary coil. This voltage is applied to the spark plugs, causing them to spark inside the cylinders. As the ECM cuts the current to the primary coil, the igniter sends back an ignition confirmation (IGF) signal to the ECM, for each cylinder ignition.
OBDII Code P0351 2008 Toyota Camry - Ignition Coil 1 Primary/Secondary Circuit - AutoCodes.com
P0351 2008 Toyota Camry Code - Ignition Coil 1 Primary/Secondary Circuit

What are the Possible Causes of the DTC P0351 2008 Toyota Camry?

  • Faulty Ignition Coil 1
  • Ignition Coil 1 harness is open or shorted
  • Ignition Coil 1 circuit poor electrical connection
  • Faulty Engine Control Module (ECM)

How to Fix the DTC P0351 2008 Toyota Camry?

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 P0351 2008 Toyota Camry 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 P0351 2008 Toyota Camry code?

Need more information on how to fix the P0351 2008 Toyota Camry 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 P0351 2008 Toyota Camry Code

1. What does OBDII code P0351 mean for a 2008 Toyota Camry?

Code P0351 indicates a problem with the ignition coil 1 primary/secondary circuit in the 2008 Toyota Camry.

2. What are the common symptoms of OBDII code P0351 in a 2008 Toyota Camry?

Common symptoms of code P0351 include engine misfires, rough idling, loss of power, and illuminated Check Engine Light.

3. What are the possible causes of OBDII code P0351 in a 2008 Toyota Camry?

Potential causes of code P0351 in a 2008 Toyota Camry 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 P0351 in my 2008 Toyota Camry?

Diagnosing code P0351 involves inspecting the ignition coil, checking the wiring and connections, testing the ECM, and using a scan tool to monitor live data and ignition system performance.

5. Can I still drive my 2008 Toyota Camry with OBDII code P0351?

It is not recommended to drive your 2008 Toyota Camry with code P0351, as it can lead to further engine damage and reduced performance. It is best to address the issue promptly.

6. How do I repair OBDII code P0351 in a 2008 Toyota Camry?

Repairing code P0351 may involve replacing the faulty ignition coil, repairing damaged wiring or connections, resetting the ECM, and clearing the trouble codes with a scan tool.

7. Is it necessary to replace all ignition coils if one is found faulty with OBDII code P0351 in a 2008 Toyota Camry?

While it is not mandatory to replace all ignition coils, it is advisable to inspect the other coils for potential issues and consider replacing them if needed to prevent future problems.

8. Can a DIY enthusiast fix OBDII code P0351 in a 2008 Toyota Camry?

Depending on the individual's skill level and access to tools, a DIY enthusiast may be able to address code P0351 by following repair guides and instructions, but professional help is recommended for accurate diagnosis and repair.

9. How much does it cost to repair OBDII code P0351 in a 2008 Toyota Camry at a mechanic?

The cost of repairing code P0351 in a 2008 Toyota Camry at a mechanic can vary depending on the labor rates, parts needed, and additional repairs required, but it typically ranges from $100 to $300.

10. Is it important to address OBDII code P0351 promptly in a 2008 Toyota Camry?

Yes, addressing code P0351 promptly in a 2008 Toyota Camry is crucial to prevent further damage to the engine, ensure optimal performance, and avoid potential safety hazards while driving.

Discuss the causes and fixes for P0351 2008 Toyota Camry OBDII Code

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