P135F 2018 Chevrolet Silverado Code - Cooling Fan 4 Status Signals Message Counter Incorrect
Quick Answer
The diagnostic trouble code P135F on a 2018 Chevrolet Silverado indicates that there is an issue with the Cooling Fan 4 Status Signals Message Counter being incorrect. Common causes include Faulty cooling fan relay, Wiring or connection issues in the cooling fan circuit, Defective cooling fan motor. 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 2018 Chevrolet Silverado indicates Cooling Fan 4 Status Signals Message Counter Incorrect.
- Common causes
- Common causes include Faulty cooling fan relay, Wiring or connection issues in the cooling fan circuit, Defective cooling fan motor.
- 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 2018 Chevrolet Silverado Description
The diagnostic trouble code P135F on a 2018 Chevrolet Silverado indicates that there is an issue with the Cooling Fan 4 Status Signals Message Counter being incorrect. This code is typically associated with a problem in the cooling fan system, which plays a crucial role in regulating the engine's temperature by dissipating heat. The cooling fan system is essential for preventing the engine from overheating, which can lead to serious damage and reduced performance.
Common Causes of P135F 2018 Chevrolet Silverado
- Faulty cooling fan relay
- Wiring or connection issues in the cooling fan circuit
- Defective cooling fan motor
- Faulty engine coolant temperature sensor
- Issues with the vehicle's computer system
Symptoms of P135F 2018 Chevrolet Silverado
- Engine overheating
- Cooling fan not running
- Dashboard warning lights related to engine temperature
- Reduced fuel efficiency
- Engine performance issues
How to Fix P135F 2018 Chevrolet Silverado
- Begin by checking the cooling fan fuse and relay to ensure they are functioning correctly. Replace any components that are faulty.
- Inspect the wiring and connections in the cooling fan circuit for any signs of damage or corrosion. Repair or replace as necessary.
- Test the cooling fan motor to verify if it is working properly. Replace the motor if it is defective.
- Check the engine coolant temperature sensor for proper operation. Replace it if needed.
- Clear the diagnostic trouble code from the vehicle's computer system using a scan tool, and test the cooling fan system to ensure the issue has been resolved.
Cost to Fix P135F 2018 Chevrolet Silverado
The typical repair costs for addressing a P135F code on a 2018 Chevrolet Silverado can vary depending on the specific cause of the issue. In general, the cost can range from $100 to $500, including parts and labor. It's important to note that diagnostic time and labor rates at auto repair shops can vary, so it's advisable to check with local shops for a more accurate estimate based on your location and vehicle specifics.
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Frequently Asked Questions about P135F 2018 Chevrolet Silverado Code
1. What does the OBDII code P135F mean on a 2018 Chevrolet Silverado?
The code P135F indicates an issue with the Cooling Fan 4 Status Signals Message Counter, meaning the ECM is detecting inconsistent or incorrect signals from the cooling fan control module.
2. What are the common symptoms of P135F on a 2018 Chevy Silverado?
Symptoms may include the check engine light turning on, erratic cooling fan operation, overheating, or reduced engine cooling efficiency.
3. What causes the P135F code to appear on a Chevrolet Silverado?
Common causes include a faulty cooling fan control module, damaged wiring or connectors, a malfunctioning cooling fan motor, or issues with the ECM.
4. Can P135F cause engine overheating in my Silverado?
Yes, if the cooling fan doesn’t operate properly or at the correct speed, it can lead to inadequate cooling and potential engine overheating.
5. How do I troubleshoot the P135F code on my Silverado?
Start by inspecting the cooling fan system’s wiring and connectors for damage or corrosion. Then, check the cooling fan module and test the fan motor for proper functionality.
6. Is it safe to drive my Silverado with the P135F code?
Driving with this code is not recommended, as improper cooling fan operation can lead to engine overheating and potential damage.
7. How can I fix the P135F code on my 2018 Chevrolet Silverado?
Repairs may involve replacing the cooling fan control module, repairing damaged wiring, or, in some cases, reprogramming or replacing the ECM.
8. Is P135F a common issue with the 2018 Chevrolet Silverado?
While not extremely common, this code can occur, especially in vehicles with higher mileage or if the cooling fan system has experienced wear or damage.
9. What tools are needed to diagnose the P135F code?
You’ll need an OBDII scanner, multimeter, and possibly a wiring diagram for the cooling fan system to properly diagnose the issue.
10. How much does it cost to fix the P135F code on a Silverado?
Repair costs vary depending on the issue, but replacing a cooling fan control module can range from $200 to $500, plus labor. Wiring repairs may cost less, while ECM replacement or reprogramming could be more expensive.
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