AutoCodes – Chevrolet – C111A 2016 Chevrolet Silverado

C111A 2016 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 2016 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 335

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 2016 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 2016 Chevrolet Silverado - Trailer Brake Power Control Module - AutoCodes.com — C111A 2016 Chevrolet Silverado Code - Trailer Brake Power Control Module

What does this mean?

What are the Possible Causes of the DTC C111A 2016 Chevrolet Silverado?

Faulty Trailer Brake Power Control Module

How to Fix the DTC C111A 2016 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 2016 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 2016 Chevrolet Silverado code?

Need more information on how to fix the C111A 2016 Chevrolet Silverado code? Get Access to Factory Service Manuals

Need Help with the Code?

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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 2016 Chevrolet Silverado Code

1. What does the OBDII code C111A on a 2016 Chevrolet Silverado indicate?

The code C111A relates to a fault in the Trailer Brake Power Control Module on a 2016 Chevrolet Silverado.

2. What are some common symptoms of a C111A code on a 2016 Chevrolet Silverado?

Common symptoms include trailer brake system malfunctions, warning lights on the dashboard, and issues with trailer braking performance.

3. What are possible causes of the C111A code on a 2016 Chevrolet Silverado?

Potential causes of the C111A code include faulty wiring, a malfunctioning trailer brake power control module, or issues with the trailer brake system itself.

4. How can I diagnose the C111A code on my 2016 Chevrolet Silverado?

Diagnosis typically involves checking the wiring connections, inspecting the trailer brake power control module, and testing the trailer brake system components for proper functionality.

5. Can I still drive my 2016 Chevrolet Silverado with a C111A code?

It is not recommended to drive your vehicle with a C111A code as it could lead to unsafe trailer braking performance and potential loss of control.

6. How can I repair a C111A code on my 2016 Chevrolet Silverado?

Repairing a C111A code may involve fixing wiring issues, replacing the trailer brake power control module, or addressing any faults in the trailer brake system components.

7. Do I need special tools to repair a C111A code on my 2016 Chevrolet Silverado?

Depending on the exact cause of the code, you may need basic tools like a multimeter, wiring diagram, and possibly specialized diagnostic equipment to pinpoint and fix the issue.

8. Can a DIY enthusiast fix a C111A code on a 2016 Chevrolet Silverado?

While some basic troubleshooting and repairs can be done by a DIY enthusiast, diagnosing and repairing complex electrical issues related to the C111A code may require professional assistance.

9. How much does it cost to repair a C111A code on a 2016 Chevrolet Silverado?

The cost of repairing a C111A code can vary widely depending on the specific cause of the issue, parts needed for replacement, and labor rates at the repair shop.

10. Is it necessary to reset the OBDII system after fixing a C111A code on a 2016 Chevrolet Silverado?

Yes, it is recommended to clear the OBDII system after resolving the C111A code to ensure the vehicle's computer recognizes the issue has been addressed.