P135C 2014 Chevrolet Silverado Code - Cooling Fan 1 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 1, Cooling Fan 1 harness is open or shorted, Cooling Fan 1 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
- P135C 2014 Chevrolet Silverado indicates Cooling Fan 1 Status Signals Message Counter Incorrect.
- Common causes
- Common causes include Faulty Cooling Fan 1, Cooling Fan 1 harness is open or shorted, Cooling Fan 1 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.
Code P135C 2014 Chevrolet Silverado Description
What are the Possible Causes of the DTC P135C 2014 Chevrolet Silverado?
- Faulty Cooling Fan 1
- Cooling Fan 1 harness is open or shorted
- Cooling Fan 1 circuit poor electrical connection
How to Fix the DTC P135C 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 P135C 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.
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Frequently Asked Questions about P135C 2014 Chevrolet Silverado Code
1. What does the OBDII code P135C mean on a 2014 Chevrolet Silverado?
The P135C code indicates an issue with the Cooling Fan 1 Status Signals Message Counter being incorrect, which typically relates to a communication or signal error in the cooling fan system.
2. What are the symptoms of a P135C code in a 2014 Chevrolet Silverado?
Symptoms may include the cooling fan not operating properly, engine overheating, or an illuminated check engine light.
3. What causes the P135C code to appear on a 2014 Chevrolet Silverado?
Common causes include a faulty cooling fan motor, damaged wiring or connectors, a malfunctioning Powertrain Control Module (PCM), or a communication error between the modules.
4. Can the P135C code cause engine damage if left unresolved?
Yes, if the cooling fan is not functioning correctly, the engine may overheat, which can lead to severe engine damage if not addressed.
5. How do you diagnose the P135C code in a 2014 Chevrolet Silverado?
Diagnosis involves using a scan tool to monitor the cooling fan signal, inspecting the wiring and connectors for damage, and possibly testing the cooling fan motor and related control modules.
6. Can a faulty cooling fan relay trigger the P135C code?
Yes, a malfunctioning cooling fan relay can disrupt the signal and trigger the P135C code.
7. How do you fix the P135C code on a 2014 Chevrolet Silverado?
Repairs may include replacing the cooling fan motor, repairing or replacing damaged wiring or connectors, or reprogramming or replacing the PCM if necessary.
8. Is it safe to drive with a P135C code on a 2014 Chevrolet Silverado?
It is not recommended to drive with this code active, as it can lead to engine overheating and potential damage.
9. What tools are needed to troubleshoot the P135C code?
You’ll need an OBDII scanner, a multimeter for electrical testing, and potentially a wiring diagram for the cooling fan system.
10. Can a software update fix the P135C code in a 2014 Chevrolet Silverado?
In some cases, a software update or reprogramming the PCM may resolve the issue if the problem is caused by a communication error.
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