P135F 2016 Chevrolet Silverado Code - Cooling Fan 4 Status Signals Message Counter Incorrect
Quick Answer
The P135F diagnostic trouble code (DTC) for a 2016 Chevrolet Silverado indicates that the Cooling Fan 4 Status Signals Message Counter is incorrect. Common causes include Faulty cooling fan control module: A malfunction in the cooling fan control module can disrupt the communication with the ECM, leading to the incorrect message counter, Wiring issues: Damaged or corroded wiring connections between the ECM and the cooling fan control module can cause signal communication errors, ECM malfunction: A problem with the engine control module can prevent proper communication with the cooling fan control module. 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 2016 Chevrolet Silverado indicates Cooling Fan 4 Status Signals Message Counter Incorrect.
- Common causes
- Common causes include Faulty cooling fan control module: A malfunction in the cooling fan control module can disrupt the communication with the ECM, leading to the incorrect message counter, Wiring issues: Damaged or corroded wiring connections between the ECM and the cooling fan control module can cause signal communication errors, ECM malfunction: A problem with the engine control module can prevent proper communication with the cooling fan control module.
- 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 P135F 2016 Chevrolet Silverado Description
The P135F diagnostic trouble code (DTC) for a 2016 Chevrolet Silverado indicates that the Cooling Fan 4 Status Signals Message Counter is incorrect. This code is typically associated with a malfunction in the cooling fan system, specifically related to the signal communication between the cooling fan control module and the engine control module (ECM). The cooling fan system plays a crucial role in regulating the engine temperature by dissipating heat generated during operation. When the cooling fan fails to operate correctly, it can lead to overheating, reduced engine performance, and potential damage to engine components.
Common Causes of P135F 2016 Chevrolet Silverado
- Faulty cooling fan control module: A malfunction in the cooling fan control module can disrupt the communication with the ECM, leading to the incorrect message counter.
- Wiring issues: Damaged or corroded wiring connections between the ECM and the cooling fan control module can cause signal communication errors.
- ECM malfunction: A problem with the engine control module can prevent proper communication with the cooling fan control module.
- Cooling fan motor failure: If the cooling fan motor fails, it can trigger the incorrect message counter code.
Symptoms of P135F 2016 Chevrolet Silverado
- Engine overheating: The most common symptom associated with this code is engine overheating due to the cooling fan not operating properly.
- Increased engine temperature gauge readings: The temperature gauge on the dashboard may show higher than normal temperatures, indicating a cooling system issue.
- Reduced air conditioning performance: The air conditioning system may not cool the interior of the vehicle effectively if the cooling fan is not functioning correctly.
- Check Engine Light: The Check Engine Light may illuminate on the dashboard due to the communication error between the ECM and the cooling fan control module.
How to Fix P135F 2016 Chevrolet Silverado
- Diagnose the issue: Use a diagnostic scanner to retrieve the specific DTC and identify the root cause of the incorrect message counter.
- Inspect wiring connections: Check the wiring harness between the ECM and the cooling fan control module for any damage or corrosion. Repair or replace any faulty wiring.
- Test cooling fan control module: Verify the functionality of the cooling fan control module by testing its communication with the ECM.
- Replace cooling fan control module: If the control module is found to be faulty, replace it with a new unit to restore proper communication and operation of the cooling fan.
- Clear DTC and test drive: After completing the repair, clear the DTC from the ECM memory and test drive the vehicle to ensure that the cooling fan operates correctly and the code does not reappear.
Cost to Fix P135F 2016 Chevrolet Silverado
The typical repair costs for addressing a P135F code on a 2016 Chevrolet Silverado can vary depending on the specific cause of the issue. In general, replacing a cooling fan control module can range from $200 to $500, including parts and labor. However, additional costs may apply if wiring repairs or ECM replacement are necessary. It is important to note that labor rates at auto repair shops can vary, with hourly rates typically ranging from $80 to $150. Factors such as location, vehicle make and model, and engine type can also influence the overall repair costs. For a more accurate estimate, it is recommended to consult with a local auto repair shop.
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Frequently Asked Questions about P135F 2016 Chevrolet Silverado Code
1. What does the OBDII code P135F mean on a 2016 Chevrolet Silverado?
The code P135F indicates an issue with the Cooling Fan 4 Status Signals Message Counter being incorrect, which suggests a communication error between the cooling fan module and the vehicle's control module.
2. What are the common symptoms of the P135F code in a 2016 Chevrolet Silverado?
Common symptoms include the cooling fan not functioning properly, engine overheating, a check engine light, or erratic fan operation.
3. What causes the P135F code to appear?
The code can be caused by a faulty cooling fan module, damaged wiring or connectors, a malfunctioning ECM, or software issues within the cooling fan system.
4. How can I diagnose the P135F code on my Silverado?
Start by scanning for codes with a diagnostic tool, inspecting the wiring and connectors for damage, and testing the cooling fan module for proper operation.
5. Can I drive my 2016 Chevrolet Silverado with the P135F code?
Driving with this code is not recommended, as it could lead to engine overheating if the cooling fan fails to operate correctly.
6. How do I fix the P135F code on a 2016 Chevrolet Silverado?
Repairs may include replacing the cooling fan module, repairing damaged wiring or connectors, or updating the ECM software if necessary.
7. How much does it cost to repair the P135F code on a Silverado?
Repair costs can vary, but replacing the cooling fan module typically costs between $300 and $600, depending on labor rates and parts pricing.
8. Can the P135F code be caused by a blown fuse?
Yes, a blown fuse in the cooling fan circuit could cause communication issues and trigger the P135F code.
9. Will resetting the code clear the issue permanently?
Resetting the code may temporarily clear it, but the underlying issue must be diagnosed and repaired to prevent the code from returning.
10. Do I need to reprogram the ECM after repairing the P135F code?
In some cases, reprogramming or updating the ECM may be necessary if the issue is related to a software problem. Consult a professional technician for guidance.
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