P135C 2016 Chevrolet Silverado Code - Cooling Fan 1 Status Signals Message Counter Incorrect
Quick Answer
The P135C diagnostic trouble code (DTC) for a 2016 Chevrolet Silverado indicates that the Cooling Fan 1 Status Signals Message Counter is incorrect. Common causes include Faulty cooling fan motor: The cooling fan motor may fail, preventing the fan from spinning and cooling the engine, Defective cooling fan relay: A faulty relay can disrupt the signals sent to the cooling fan, causing it to malfunction, Wiring issues: Damaged or corroded wiring in the cooling fan system can lead to incorrect signals being sent. 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 2016 Chevrolet Silverado indicates Cooling Fan 1 Status Signals Message Counter Incorrect.
- Common causes
- Common causes include Faulty cooling fan motor: The cooling fan motor may fail, preventing the fan from spinning and cooling the engine, Defective cooling fan relay: A faulty relay can disrupt the signals sent to the cooling fan, causing it to malfunction, Wiring issues: Damaged or corroded wiring in the cooling fan system can lead to incorrect signals being sent.
- 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 P135C 2016 Chevrolet Silverado Description
The P135C diagnostic trouble code (DTC) for a 2016 Chevrolet Silverado indicates that the Cooling Fan 1 Status Signals Message Counter is incorrect. This code is related to the cooling fan system in the vehicle, which plays a crucial role in maintaining optimal engine temperature. The cooling fan is responsible for dissipating heat generated by the engine and preventing it from overheating. When the cooling fan 1 status signals message counter is incorrect, it means that there is a discrepancy in the signals being sent by the cooling fan system, which can lead to improper cooling of the engine.
Common Causes of P135C 2016 Chevrolet Silverado
- Faulty cooling fan motor: The cooling fan motor may fail, preventing the fan from spinning and cooling the engine.
- Defective cooling fan relay: A faulty relay can disrupt the signals sent to the cooling fan, causing it to malfunction.
- Wiring issues: Damaged or corroded wiring in the cooling fan system can lead to incorrect signals being sent.
- ECM malfunction: A problem with the engine control module can also result in incorrect signals being sent to the cooling fan.
Symptoms of P135C 2016 Chevrolet Silverado
- Engine overheating: One of the most common symptoms associated with this code is engine overheating. If the cooling fan is not functioning correctly, the engine may not receive adequate cooling, leading to overheating.
- High engine temperature gauge readings: The temperature gauge on the dashboard may show higher than normal temperatures if the cooling fan is not operating as it should.
- Reduced air conditioning performance: The air conditioning system may not cool the interior of the vehicle effectively if the cooling fan is not working properly.
- Check engine light: The check engine light may illuminate on the dashboard to indicate a problem with the cooling fan system.
How to Fix P135C 2016 Chevrolet Silverado
- Diagnose the issue: Use a diagnostic scanner to retrieve the specific fault codes and pinpoint the exact cause of the problem.
- Inspect the cooling fan system: Check the cooling fan motor, relay, and wiring for any signs of damage or malfunction.
- Replace faulty components: Replace the cooling fan motor, relay, or wiring harness as needed to restore proper function.
- Clear fault codes: After completing the repair, clear the fault codes and test the cooling fan system to ensure it is operating correctly.
- Test drive the vehicle: Take the vehicle for a test drive to verify that the engine temperature remains stable and that the cooling fan is functioning as expected.
Cost to Fix P135C 2016 Chevrolet Silverado
The typical repair costs for addressing a P135C code on a 2016 Chevrolet Silverado can vary depending on the specific cause of the issue. In general, replacing a cooling fan motor can cost between $200 and $500, while a cooling fan relay replacement may range from $50 to $150. Wiring repairs or ECM replacement can add to the overall cost. Labor rates at auto repair shops typically range from $80 to $150 per hour, but rates may vary based on location and shop type. It is advisable to consult with a trusted mechanic or dealership for a more accurate cost estimate based on the specific diagnosis and repair needed for your vehicle.
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Frequently Asked Questions about P135C 2016 Chevrolet Silverado Code
1. What does the OBDII code P135C mean on a 2016 Chevrolet Silverado?
P135C indicates an issue with the Cooling Fan 1 status signal, where the message counter from the fan control module is incorrect or not matching the expected value.
2. What are the common symptoms of code P135C in a 2016 Chevy Silverado?
Symptoms may include the cooling fan not operating properly, engine overheating, reduced engine performance, or the check engine light being illuminated.
3. What causes the P135C code to appear in a 2016 Chevrolet Silverado?
Common causes include a faulty cooling fan control module, wiring or connector issues in the fan circuit, or a software malfunction in the engine control module (ECM).
4. Can a faulty cooling fan motor trigger the P135C code?
Yes, if the cooling fan motor is malfunctioning, it can create incorrect feedback signals, which may trigger the P135C code.
5. How do I diagnose the P135C code on a 2016 Chevy Silverado?
Start by checking the wiring and connectors for the cooling fan for damage or corrosion. Use a scan tool to monitor the fan operation and verify if the control module is sending the correct signals.
6. Can I drive my 2016 Chevrolet Silverado with the P135C code?
Driving with this code is not recommended, as it may lead to engine overheating and potential damage if the cooling fan isn’t functioning correctly.
7. What repairs are needed to fix the P135C code?
Repairs may include replacing the cooling fan control module, repairing damaged wiring or connectors, or reprogramming the ECM if a software update is required.
8. Is the P135C code covered under warranty for a 2016 Chevy Silverado?
This depends on your vehicle’s mileage, age, and warranty terms. Check with your dealership to see if the cooling system components are covered.
9. How much does it cost to fix the P135C code on a 2016 Chevrolet Silverado?
The cost varies depending on the exact issue but can range from $150 for wiring repairs to $500 or more for a new cooling fan control module.
10. Can a dirty cooling system cause the P135C code?
While not a direct cause, a dirty cooling system may lead to overheating, which can indirectly stress the cooling fan components and contribute to signaling errors.
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