Engine-CodesBuick – P1357 Buick

P1357 Buick Code - Ignition Control Module Output High/Pulse Detected When Grounded Cylinder 7

Quick Answer

The P1357 Buick diagnostic trouble code (DTC) indicates that the Ignition Control Module (ICM) has detected a high output or pulse when cylinder 7 is grounded. Common causes include Faulty Ignition Control Module, Wiring issues or loose connections in the ignition system, Defective spark plugs or spark plug wires. 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
P1357 Buick indicates Ignition Control Module Output High/Pulse Detected When Grounded Cylinder 7.
Common causes
Common causes include Faulty Ignition Control Module, Wiring issues or loose connections in the ignition system, Defective spark plugs or spark plug wires.
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 10, 2024
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Code P1357 Buick Description

The P1357 Buick diagnostic trouble code (DTC) indicates that the Ignition Control Module (ICM) has detected a high output or pulse when cylinder 7 is grounded. This means that there is an issue with the ignition system in the vehicle, specifically related to cylinder 7. The ignition system is crucial for starting the engine and maintaining its operation. When the ICM detects a high output or pulse when cylinder 7 is grounded, it can lead to misfires, poor engine performance, decreased fuel efficiency, and potential damage to the engine over time.

OBDII Code P1357 Buick - Ignition Control Module Output High/Pulse Detected When Grounded Cylinder 7
P1357 Buick Code - Ignition Control Module Output High/Pulse Detected When Grounded Cylinder 7

Common Causes of P1357 Buick

  1. Faulty Ignition Control Module
  2. Wiring issues or loose connections in the ignition system
  3. Defective spark plugs or spark plug wires
  4. Malfunctioning crankshaft position sensor
  5. Issues with the engine control module (ECM)

Symptoms of P1357 Buick

  1. Rough idle or engine misfires
  2. Decreased fuel efficiency
  3. Engine hesitation or stalling
  4. Check Engine Light illuminated
  5. Lack of power during acceleration

How to Fix P1357 Buick

  1. Diagnose the issue by using a scan tool to read the DTC and pinpoint the problem area.
  2. Inspect the ignition control module and wiring for any damage or loose connections.
  3. Test the spark plugs, spark plug wires, and ignition coils for proper function.
  4. Check the crankshaft position sensor and engine control module for any faults.
  5. Replace any faulty components and clear the DTC to see if the issue is resolved.

Cost to Fix P1357 Buick

The repair costs for addressing the P1357 Buick code can vary depending on the specific cause of the issue and the labor rates in your area. On average, you can expect to pay between $200 and $500 for parts and labor. It's important to note that diagnosis time and labor rates at auto repair shops can fluctuate, so it's recommended to obtain quotes from multiple shops to get a more accurate estimate.

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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 P1357 Buick Code

1. What are the common symptoms of OBDII code P1357 in a Buick related to the ignition control module output high/pulse detected when grounded cylinder 7?

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

2. What are the possible causes of OBDII code P1357 in a Buick?

- The code P1357 in a Buick is usually triggered by a faulty ignition control module, damaged wiring, or a defective spark plug on cylinder 7.

3. How can I diagnose the ignition control module output high/pulse detected issue on cylinder 7 in my Buick?

- You can diagnose the issue by checking the ignition system components, inspecting the wiring harness for any damage, and using a scan tool to read the specific OBDII code.

4. What steps can I take to repair OBDII code P1357 in a Buick with ignition control module output high/pulse detected on cylinder 7?

- To repair the issue, you may need to replace the ignition control module, repair any damaged wiring, and replace the spark plug on cylinder 7 if necessary.

5. Can I drive my Buick with OBDII code P1357 related to the ignition control module issue on cylinder 7?

- It is not recommended to drive your Buick with this code present, as it can lead to further engine damage and potentially unsafe driving conditions.

6. How much does it typically cost to fix OBDII code P1357 in a Buick at a mechanic or dealership?

- The cost of fixing OBDII code P1357 can vary depending on the exact cause of the issue, but it may range from $200 to $500 for parts and labor.

7. Are there any preventive maintenance tips to avoid encountering OBDII code P1357 in a Buick?

- Regularly maintaining your ignition system, ensuring proper spark plug replacement intervals, and conducting routine inspections can help prevent issues leading to code P1357.

8. Can a DIY enthusiast with basic automotive knowledge repair OBDII code P1357 in a Buick?

- Depending on your skill level, replacing the ignition control module or spark plug on cylinder 7 can be done by a DIY enthusiast with proper tools and guidance.

9. How urgent is it to address OBDII code P1357 in a Buick once detected?

- It is recommended to address the issue promptly to prevent further damage to the engine and ensure optimal performance of your Buick.

10. Will resetting the OBDII code P1357 in a Buick make the issue go away temporarily?

- Resetting the code may temporarily turn off the Check Engine light, but it will not fix the underlying problem causing OBDII code P1357 related to the ignition control module issue on cylinder 7.

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