AutoCodes – Chevrolet – C111A 2015 Chevrolet Silverado

C111A 2015 Chevrolet Silverado Code - Trailer Brake Power Control Module

Quick Answer

The internal fault detection is handled inside the Trailer Brake Power Control Module. Common causes include Faulty Trailer Brake Power 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: C111A 2015 Chevrolet Silverado indicates Trailer Brake Power Control Module.
Common causes: Common causes include Faulty Trailer Brake Power 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 Popularity 269

How popular is this code, among other codes? Low

Repair Importance Level

Urgent (Diagnose now) (3 / 3)

Repair Difficulty Level

Advanced (Pro) (3 / 3)

What is this?

Table of contents Created and updated by William Orellana on Jul 19, 2023

Description
Possible Causes
How To Fix
Cost to Diagnose
FAQs
Comments
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Code C111A 2015 Chevrolet Silverado Description

The internal fault detection is handled inside the Trailer Brake Power Control Module. No external circuits are involved. The Trailer Brake Power Control Module runs the program to detect an internal fault when power-up is commanded. The only requirements are voltage and ground. This program runs even if the voltage is out of the valid operating range. The Diagnostic Trouble Code (DTC) will be set when the Trailer Brake Power Control Module has detected an internal malfunction.

OBDII Code C111A 2015 Chevrolet Silverado - Trailer Brake Power Control Module - AutoCodes.com — C111A 2015 Chevrolet Silverado Code - Trailer Brake Power Control Module

What does this mean?

What are the Possible Causes of the DTC C111A 2015 Chevrolet Silverado?

Faulty Trailer Brake Power Control Module

How to Fix the DTC C111A 2015 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 C111A 2015 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.

Need more information about the C111A 2015 Chevrolet Silverado code?

Need more information on how to fix the C111A 2015 Chevrolet Silverado code? Get Access to Factory Service Manuals

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About the author: William Orellana is a Master Mechanic and Mechanical Engineer with over 30 years of experience diagnosing and repairing vehicles. Learn more about his background.

Frequently Asked Questions about C111A 2015 Chevrolet Silverado Code

1. What does OBDII code C111A on a 2015 Chevrolet Silverado indicate?

- OBDII code C111A specifically relates to the Trailer Brake Power Control Module in the vehicle.

2. What are some common symptoms of OBDII code C111A in a 2015 Chevrolet Silverado?

- Common symptoms include trailer brake system malfunctions, ABS warning lights, and potential loss of trailer brake functionality.

3. What are the possible causes of OBDII code C111A on a 2015 Chevrolet Silverado?

- Causes can include faulty wiring connections, damaged trailer brake control modules, or issues with the vehicle's electronic brake control module.

4. How can I diagnose the OBDII code C111A on my 2015 Chevrolet Silverado?

- To diagnose the issue, it's recommended to use a diagnostic scanner to retrieve the specific fault codes and troubleshoot the trailer brake power control module.

5. Is it safe to continue driving my 2015 Chevrolet Silverado with OBDII code C111A?

- It is not recommended to drive the vehicle with unresolved trailer brake control module issues, as it may affect the braking performance while towing a trailer.

6. Can I reset OBDII code C111A on my 2015 Chevrolet Silverado without fixing the underlying issue?

- While you can clear the fault code temporarily, it's crucial to address the root cause to prevent recurring trailer brake system problems.

7. How can I repair OBDII code C111A on my 2015 Chevrolet Silverado?

- Repair options may include checking and repairing wiring connections, replacing the trailer brake control module, or seeking assistance from a certified mechanic.

8. Are there any DIY tips for troubleshooting OBDII code C111A on a 2015 Chevrolet Silverado?

- DIY tips may include visually inspecting wiring connections, ensuring proper trailer brake system setup, and checking for any visible signs of damage.

9. Can extreme weather conditions affect the occurrence of OBDII code C111A on a 2015 Chevrolet Silverado?

- Yes, extreme weather conditions can potentially impact the trailer brake power control module operation, leading to the triggering of OBDII code C111A.

10. How often should I inspect the trailer brake system in my 2015 Chevrolet Silverado to prevent OBDII code C111A?

- Regular inspections, especially before towing, are recommended to ensure the proper functioning of the trailer brake system and help prevent the occurrence of OBDII code C111A.