P135D 2017 Chevrolet Silverado Code - Cooling Fan 2 Status Signals Message Counter Incorrect
Quick Answer
The P135D diagnostic trouble code (DTC) for a 2017 Chevrolet Silverado indicates that the Cooling Fan 2 Status Signals Message Counter is incorrect. Common causes include Faulty cooling fan motor: A malfunctioning cooling fan motor can prevent the fan from running at the required speed, triggering this code, Defective cooling fan relay: A faulty cooling fan relay can disrupt the signals sent to the cooling fan, leading to incorrect message counters, Wiring issues: Damaged or corroded wiring in the cooling fan circuit can cause signal discrepancies and trigger the P135D code. 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
- P135D 2017 Chevrolet Silverado indicates Cooling Fan 2 Status Signals Message Counter Incorrect.
- Common causes
- Common causes include Faulty cooling fan motor: A malfunctioning cooling fan motor can prevent the fan from running at the required speed, triggering this code, Defective cooling fan relay: A faulty cooling fan relay can disrupt the signals sent to the cooling fan, leading to incorrect message counters, Wiring issues: Damaged or corroded wiring in the cooling fan circuit can cause signal discrepancies and trigger the P135D code.
- 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 P135D 2017 Chevrolet Silverado Description
The P135D diagnostic trouble code (DTC) for a 2017 Chevrolet Silverado indicates that the Cooling Fan 2 Status Signals Message Counter is incorrect. This code typically points to an issue with the cooling fan system, specifically the second cooling fan. The cooling fan plays a crucial role in maintaining the engine's optimal operating temperature by dissipating heat generated during combustion. When the cooling fan 2 status signals message counter is incorrect, it means that the signals being sent by the cooling fan 2 are not matching the expected values, which can lead to inadequate cooling of the engine.
Common Causes of P135D 2017 Chevrolet Silverado
- Faulty cooling fan motor: A malfunctioning cooling fan motor can prevent the fan from running at the required speed, triggering this code.
- Defective cooling fan relay: A faulty cooling fan relay can disrupt the signals sent to the cooling fan, leading to incorrect message counters.
- Wiring issues: Damaged or corroded wiring in the cooling fan circuit can cause signal discrepancies and trigger the P135D code.
- ECM malfunction: A problem with the engine control module (ECM) can result in incorrect signals being sent to the cooling fan, causing this issue.
Symptoms of P135D 2017 Chevrolet Silverado
- Engine overheating: One of the most common symptoms associated with this code is the engine overheating, which may be indicated by the temperature gauge rising above normal levels.
- Cooling fan not running: If the cooling fan 2 is not running or running at a lower speed than usual, it could be a sign of this issue.
- Reduced air conditioning performance: The air conditioning system may not cool the cabin effectively if the cooling fan is not functioning correctly.
- Check engine light: The illumination of the check engine light on the dashboard can be a symptom of various issues, including the P135D code.
How to Fix P135D 2017 Chevrolet Silverado
- Diagnose the issue: Begin by using a diagnostic scanner to retrieve the trouble codes and perform a thorough inspection of the cooling fan system to identify the root cause of the problem.
- Test the cooling fan: Check the operation of the cooling fan 2 by applying power directly to the fan motor to determine if it is functioning correctly.
- Inspect wiring and connections: Examine the wiring harness and connections in the cooling fan circuit for any signs of damage, corrosion, or loose connections that may be causing the issue.
- Replace faulty components: Replace any defective parts identified during the diagnostic process, such as the cooling fan motor, cooling fan relay, or damaged wiring.
- Clear codes and test: After completing the repairs, clear the trouble codes from the ECM using a diagnostic scanner and test the vehicle to ensure that the issue has been resolved.
Cost to Fix P135D 2017 Chevrolet Silverado
The typical repair costs for addressing the P135D code on a 2017 Chevrolet Silverado can vary depending on the specific cause of the issue and the cost of parts and labor. In general, the cost of replacing a cooling fan motor can range from $150 to $300, while a cooling fan relay may cost between $50 and $100. Wiring repairs or ECM replacement can add to the overall cost of the repair. Additionally, labor costs at auto repair shops can range from $80 to $150 per hour, with rates potentially higher at dealerships or in metropolitan areas. It is advisable to consult with a qualified mechanic or auto repair shop for a more accurate estimate based on the specific circumstances of the vehicle.
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Frequently Asked Questions about P135D 2017 Chevrolet Silverado Code
1. What are the common symptoms of OBDII code P135D in a 2017 Chevrolet Silverado?
The common symptoms of code P135D in a 2017 Chevrolet Silverado may include the cooling fan 2 not operating correctly, overheating of the engine, and the check engine light illuminating on the dashboard.
2. What does the OBDII code P135D indicate in a 2017 Chevrolet Silverado?
Code P135D in a 2017 Chevrolet Silverado indicates that the Cooling Fan 2 Status Signals Message Counter is Incorrect, pointing to a problem with the cooling fan system.
3. What are the possible causes of OBDII code P135D in a 2017 Chevrolet Silverado?
Possible causes of code P135D in a 2017 Chevrolet Silverado include a faulty cooling fan motor, issues with the cooling fan relay, wiring problems, or a malfunctioning Engine Control Module (ECM).
4. How can I diagnose the OBDII code P135D in my 2017 Chevrolet Silverado?
To diagnose code P135D in a 2017 Chevrolet Silverado, you can start by checking the cooling fan operation, inspecting the wiring and connections, testing the cooling fan relay, and scanning the ECM for any related error codes.
5. What are the repair options for fixing OBDII code P135D in a 2017 Chevrolet Silverado?
Repair options for addressing code P135D in a 2017 Chevrolet Silverado may include replacing the cooling fan motor, repairing or replacing the cooling fan relay, fixing any wiring issues, or reprogramming the ECM if necessary.
6. Can I continue driving my 2017 Chevrolet Silverado with OBDII code P135D?
It is not recommended to continue driving your 2017 Chevrolet Silverado with OBDII code P135D, as it can lead to potential engine overheating and damage. It is best to address the issue promptly.
7. How serious is OBDII code P135D in a 2017 Chevrolet Silverado?
Code P135D in a 2017 Chevrolet Silverado is considered a moderate issue that needs attention. Ignoring this code can result in engine overheating and other potential complications, so it should be resolved promptly.
8. Can I reset the OBDII code P135D in my 2017 Chevrolet Silverado by disconnecting the battery?
While disconnecting the battery may clear the code temporarily, it is not a recommended method for resolving the underlying issue causing code P135D. It's best to diagnose and repair the problem to prevent it from recurring.
9. Will replacing the cooling fan fix OBDII code P135D in my 2017 Chevrolet Silverado?
Replacing the cooling fan may resolve code P135D in a 2017 Chevrolet Silverado if the issue is related to a faulty fan. However, it's essential to diagnose the problem accurately to ensure the correct repair is made.
10. How much does it typically cost to repair OBDII code P135D in a 2017 Chevrolet Silverado?
The cost of repairing code P135D in a 2017 Chevrolet Silverado can vary depending on the exact cause of the issue. Costs may include parts such as a new cooling fan, relay, or wiring harness, as well as labor charges from a mechanic.
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