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P135C Chevrolet Code - Cooling Fan 1 Status Signals Message Counter Incorrect

Quick Answer

The P135C code for Chevrolet vehicles indicates that the Cooling Fan 1 Status Signals Message Counter is incorrect. Common causes include Faulty cooling fan relay, Defective cooling fan motor, Wiring or connector issues. 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
P135C Chevrolet indicates Cooling Fan 1 Status Signals Message Counter Incorrect.
Common causes
Common causes include Faulty cooling fan relay, Defective cooling fan motor, Wiring or connector issues.
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.
What is this?
Table of contents Created and updated by William Orellana on Sep 06, 2024
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Code P135C Chevrolet Description

The P135C code for Chevrolet vehicles indicates that the Cooling Fan 1 Status Signals Message Counter is incorrect. This means that the electronic control module (ECM) is not receiving the correct signals from the cooling fan, which can lead to issues with the engine's temperature regulation. The cooling fan is essential for maintaining the proper operating temperature of the engine by dissipating heat generated during combustion. If the ECM is not receiving accurate signals from the cooling fan, it may not activate the fan when necessary, leading to potential overheating and engine damage.

OBDII Code P135C Chevrolet - Cooling Fan 1 Status Signals Message Counter Incorrect
P135C Chevrolet Code - Cooling Fan 1 Status Signals Message Counter Incorrect

Common Causes of P135C Chevrolet

  1. Faulty cooling fan relay
  2. Defective cooling fan motor
  3. Wiring or connector issues
  4. ECM malfunction
  5. Cooling fan blade obstruction

Symptoms of P135C Chevrolet

  1. Engine overheating
  2. Poor air conditioning performance
  3. Check engine light illuminated
  4. Reduced fuel efficiency
  5. Unusual engine noises

How to Fix P135C Chevrolet

  1. Diagnose the issue using a scan tool to verify the code and check the cooling fan operation.
  2. Inspect the cooling fan relay, motor, wiring, and connectors for any damage or corrosion.
  3. Test the cooling fan motor and relay for proper functionality and replace if necessary.
  4. Clear the code from the ECM memory and reset the system.
  5. Test drive the vehicle to ensure the cooling fan operates correctly and monitor the engine temperature.

Cost to Fix P135C Chevrolet

The cost of repairing the P135C code for a Chevrolet vehicle can vary depending on the specific cause of the issue. On average, the parts needed for this repair, such as a cooling fan relay or motor, can range from $50 to $200. Labor costs at auto repair shops typically range from $80 to $150 per hour, with the total repair bill likely falling between $150 and $500. It's recommended to consult with a trusted mechanic or dealership for an accurate cost estimate based on the vehicle's make and model, as well as the extent of the repair needed.

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Information for Specific Chevrolet Models

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 P135C Chevrolet Code

1. What are the common symptoms of OBDII code P135C on a Chevrolet related to Cooling Fan 1 Status Signals Message Counter Incorrect?

- Common symptoms include the cooling fan running continuously, overheating of the engine, and the Check Engine Light illuminating on the dashboard.

2. What are the possible causes of OBDII code P135C indicating Cooling Fan 1 Status Signals Message Counter Incorrect in a Chevrolet?

- Possible causes may include a faulty cooling fan relay, a malfunctioning engine coolant temperature sensor, wiring issues, or a problem with the cooling fan control module.

3. How can I diagnose OBDII code P135C on a Chevrolet associated with Cooling Fan 1 Status Signals Message Counter Incorrect?

- Diagnose the code by checking the cooling fan operation, inspecting the cooling fan relay, testing the engine coolant temperature sensor, and examining the wiring for any signs of damage or corrosion.

4. What are the repair options for resolving OBDII code P135C related to Cooling Fan 1 Status Signals Message Counter Incorrect in a Chevrolet?

- Repair options may include replacing the cooling fan relay, replacing the engine coolant temperature sensor, repairing any damaged wiring, or reprogramming the cooling fan control module.

5. Can I drive my Chevrolet with OBDII code P135C indicating Cooling Fan 1 Status Signals Message Counter Incorrect?

- It is not recommended to drive the vehicle with this code present, as it could lead to engine overheating and potential damage. It's best to address the issue promptly.

6. How much does it typically cost to repair OBDII code P135C related to Cooling Fan 1 Status Signals Message Counter Incorrect in a Chevrolet?

- The cost of repair can vary depending on the specific cause of the issue and the extent of the repairs needed. It's advisable to consult a mechanic for an accurate estimate.

7. Can resetting the Check Engine Light clear OBDII code P135C on a Chevrolet associated with Cooling Fan 1 Status Signals Message Counter Incorrect?

- Resetting the Check Engine Light may temporarily clear the code, but it will likely reappear if the underlying issue causing the code is not addressed and resolved.

8. Are there any preventive maintenance tips to avoid encountering OBDII code P135C related to Cooling Fan 1 Status Signals Message Counter Incorrect in a Chevrolet?

- Regularly inspecting the cooling system components, such as the cooling fan, relay, and sensors, can help prevent issues that may trigger this code. Maintaining proper coolant levels and following the manufacturer's recommended service schedule is also important.

9. Will OBDII code P135C affect the overall performance of my Chevrolet if left unresolved?

- Yes, if left unresolved, this code can lead to engine overheating, potential damage, and compromised performance. It's important to address the issue promptly to avoid more serious problems.

10. How long does it usually take to repair OBDII code P135C related to Cooling Fan 1 Status Signals Message Counter Incorrect in a Chevrolet?

- The repair time can vary depending on the cause of the issue and the complexity of the repairs needed. Minor repairs may take a few hours, while more extensive repairs could require a day or more.

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