AutoCodes – Chevrolet – P135F 2014 Chevrolet Silverado

P135F 2014 Chevrolet Silverado Code - Cooling Fan 4 Status Signals Message Counter Incorrect

Quick Answer

Control modules connected to the serial data circuits monitor the communication during normal vehicle operation. Common causes include Faulty Cooling Fan 4, Cooling Fan 4 harness is open or shorted, Cooling Fan 4 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: P135F 2014 Chevrolet Silverado indicates Cooling Fan 4 Status Signals Message Counter Incorrect.
Common causes: Common causes include Faulty Cooling Fan 4, Cooling Fan 4 harness is open or shorted, Cooling Fan 4 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 242

How popular is this code, among other codes? Low

Repair Importance Level

Urgent (Diagnose now) (3 / 3)

Repair Difficulty Level

Advanced (Pro) (3 / 3)

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Table of contents Created and updated by William Orellana on Sep 27, 2022

Description
Possible Causes
How To Fix
Cost to Diagnose
FAQs
Comments
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Code P135F 2014 Chevrolet Silverado Description

Control modules connected to the serial data circuits monitor the communication during normal vehicle operation. Operating information and commands are exchanged among the control modules. Each module on the serial data circuit maintains a transmit error counter and a receive error counter. The counter values increase with detected errors and decrease with error-free messages. The Diagnostic Trouble Code (DTC) will be set when the Cooling Fan 4 Status Signals Message Counter is Incorrect.

OBDII Code P135F 2014 Chevrolet Silverado - Cooling Fan 4 Status Signals Message Counter Incorrect - AutoCodes.com — P135F 2014 Chevrolet Silverado Code - Cooling Fan 4 Status Signals Message Counter Incorrect

What does this mean?

What are the Possible Causes of the DTC P135F 2014 Chevrolet Silverado?

Faulty Cooling Fan 4
Cooling Fan 4 harness is open or shorted
Cooling Fan 4 circuit poor electrical connection

How to Fix the DTC P135F 2014 Chevrolet Silverado?

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 P135F 2014 Chevrolet Silverado 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 P135F 2014 Chevrolet Silverado code?

Need more information on how to fix the P135F 2014 Chevrolet Silverado code? Get Access to Factory Service Manuals

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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 P135F 2014 Chevrolet Silverado Code

1. What does the OBDII code P135F mean on a 2014 Chevrolet Silverado?

P135F indicates an issue with the Cooling Fan 4 Status Signals Message Counter, meaning the ECM is detecting an incorrect or missing message from the cooling fan system.

2. What are the symptoms of the P135F code on a 2014 Chevrolet Silverado?

Common symptoms include an illuminated Check Engine Light, abnormal cooling fan operation (such as running constantly or not running at all), and potential overheating.

3. What causes the P135F code to appear on a 2014 Chevrolet Silverado?

The primary causes are a faulty cooling fan motor, damaged wiring or connectors in the fan circuit, a malfunctioning cooling fan control module, or an issue with the ECM.

4. Can a bad cooling fan cause the P135F code on a 2014 Chevrolet Silverado?

Yes, a malfunctioning cooling fan or its internal components could fail to send proper signals to the ECM, triggering the P135F code.

5. How can you diagnose the P135F code on a 2014 Chevrolet Silverado?

Diagnosis involves using a scan tool to monitor cooling fan operation, visually inspecting the wiring and connectors, testing the cooling fan motor, and checking the control module for proper function.

6. Is it safe to drive with the P135F code on a 2014 Chevrolet Silverado?

Driving with this code is not recommended, as cooling fan issues can lead to engine overheating and potential damage if the fan system is not working correctly.

7. How do you fix the P135F code on a 2014 Chevrolet Silverado?

Repairs may include replacing the cooling fan motor, repairing or replacing damaged wiring or connectors, or replacing the cooling fan control module if it's determined to be faulty.

8. Can a software update fix the P135F code on a 2014 Chevrolet Silverado?

In some cases, an ECM software update from Chevrolet may resolve communication errors or glitches causing the P135F code. Consult your dealership for confirmation.

9. How much does it cost to repair the P135F code on a 2014 Chevrolet Silverado?

Repair costs vary but generally range between $150 to $700, depending on whether the issue involves wiring repairs, fan motor replacement, or control module replacement.

10. Can a weak battery cause the P135F code on a 2014 Chevrolet Silverado?

Yes, a weak or failing battery may cause voltage inconsistencies, which can disrupt the communication between the cooling fan and ECM, potentially triggering the P135F code.