AutoCodes – Chevrolet – C1117 2014 Chevrolet Silverado

C1117 2014 Chevrolet Silverado Code - Manual Trailer Brake Apply Request Signal 2 Malfunction

Quick Answer

The trailer brake control system has a control panel with the trailer gain and manual apply switches. Common causes include Faulty Trailer Brake Control Switch, Trailer Brake Control Switch harness is open or shorted, Trailer Brake Control Switch 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
C1117 2014 Chevrolet Silverado indicates Manual Trailer Brake Apply Request Signal 2 Malfunction.
Common causes
Common causes include Faulty Trailer Brake Control Switch, Trailer Brake Control Switch harness is open or shorted, Trailer Brake Control Switch 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.
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Code Popularity 378
How popular is this code, among other codes? Low
Table of contents Created and updated by William Orellana on Jul 18, 2023
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Code C1117 2014 Chevrolet Silverado Description

The trailer brake control system has a control panel with the trailer gain and manual apply switches. The switches are located on the instrument panel to the left of the steering column. The control panel and switches allow you to adjust the amount of output, referred to as trailer gain, available to the electric trailer brakes and allow you to manually apply the trailer brakes. The trailer brake control panel and switches are used along with the trailer brake display page on the driver information center to adjust and display power output to the trailer brakes.
OBDII Code C1117 2014 Chevrolet Silverado - Manual Trailer Brake Apply Request Signal 2 Malfunction - AutoCodes.com
C1117 2014 Chevrolet Silverado Code - Manual Trailer Brake Apply Request Signal 2 Malfunction

What are the Possible Causes of the DTC C1117 2014 Chevrolet Silverado?

  • Faulty Trailer Brake Control Switch
  • Trailer Brake Control Switch harness is open or shorted
  • Trailer Brake Control Switch circuit poor electrical connection
  • Faulty Chassis Control Module-Auxiliary

How to Fix the DTC C1117 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 C1117 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.

Need more information about the C1117 2014 Chevrolet Silverado code?

Need more information on how to fix the C1117 2014 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 C1117 2014 Chevrolet Silverado Code

What does the OBDII code C1117 mean for a 2014 Chevrolet Silverado?

C1117 indicates a malfunction in the Manual Trailer Brake Apply Request Signal 2, which affects the trailer brake system.

What are the common symptoms associated with the C1117 code?

Common symptoms may include warning lights on the dashboard, reduced braking performance for the trailer, and a lack of response from the manual trailer brake control.

What could cause the C1117 code to trigger?

Possible causes include a faulty brake controller, damaged wiring or connectors in the trailer brake system, or a malfunctioning brake pedal switch.

How can I diagnose the C1117 code?

Start by checking the trailer brake controller for proper operation, inspect wiring and connectors for damage, and ensure the brake pedal switch is functioning correctly.

Is it safe to drive with the C1117 code?

While you can drive with this code, it is not advisable if you are towing a trailer, as it may affect braking effectiveness and safety.

What are some common repair solutions for the C1117 code?

Repairs may include replacing the trailer brake controller, repairing or replacing damaged wiring or connectors, and testing or replacing the brake pedal switch.

Should I reset the code after repairs?

Yes, after addressing the issue, it is recommended to clear the code using an OBDII scanner and test drive the vehicle to ensure the problem has been resolved.

Can I prevent the C1117 code from occurring in the future?

Regular maintenance of the trailer brake system, including inspecting wiring and connections, can help prevent future occurrences of the C1117 code.

What tools do I need to troubleshoot the C1117 code?

You will need an OBDII scanner to read codes, a multimeter for electrical testing, and basic hand tools for inspecting and repairing components.

Discuss the causes and fixes for C1117 2014 Chevrolet Silverado OBDII Code

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