Engine-CodesChevrolet – C1117 2015 Chevrolet Silverado

C1117 2015 Chevrolet Silverado Code - Manual Trailer Brake Apply Request Signal 2 Malfunction

Quick Answer

The C1117 code for a 2015 Chevrolet Silverado indicates a Manual Trailer Brake Apply Request Signal 2 Malfunction. Common causes include Faulty manual trailer brake apply request signal sensor, Wiring issues or shorts in the trailer brake system, Corrosion or damage to the electrical connections related to the trailer brake system. 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 2015 Chevrolet Silverado indicates Manual Trailer Brake Apply Request Signal 2 Malfunction.
Common causes
Common causes include Faulty manual trailer brake apply request signal sensor, Wiring issues or shorts in the trailer brake system, Corrosion or damage to the electrical connections related to the trailer brake system.
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.
Table of contents Created and updated by William Orellana on Sep 12, 2024
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Code C1117 2015 Chevrolet Silverado Description

The C1117 code for a 2015 Chevrolet Silverado indicates a Manual Trailer Brake Apply Request Signal 2 Malfunction. This code is related to the vehicle's trailer brake system, which is designed to help the driver control the brakes on a trailer being towed. When this code appears, it means that there is a malfunction in the signal that is sent to apply the trailer brakes manually. This can lead to issues with braking performance while towing a trailer, potentially compromising the safety of the vehicle and its occupants.

OBDII Code C1117 2015 Chevrolet Silverado - Manual Trailer Brake Apply Request Signal 2 Malfunction
C1117 2015 Chevrolet Silverado Code - Manual Trailer Brake Apply Request Signal 2 Malfunction

Common Causes of C1117 2015 Chevrolet Silverado

  1. Faulty manual trailer brake apply request signal sensor.
  2. Wiring issues or shorts in the trailer brake system.
  3. Corrosion or damage to the electrical connections related to the trailer brake system.
  4. Malfunctioning trailer brake controller.
  5. Issues with the vehicle's onboard computer system.

Symptoms of C1117 2015 Chevrolet Silverado

  1. Inconsistent or delayed response when manually applying trailer brakes.
  2. Illumination of the trailer brake warning light on the dashboard.
  3. Increased stopping distances while towing a trailer.
  4. Difficulty controlling the trailer while braking.

How to Fix C1117 2015 Chevrolet Silverado

  1. Begin by conducting a thorough inspection of the trailer brake system, including the manual trailer brake apply request signal sensor.
  2. Test the sensor and wiring for proper functionality and continuity.
  3. Replace any faulty components, such as the sensor or wiring, as needed.
  4. Clear the diagnostic trouble codes from the vehicle's computer system.
  5. Test the trailer brake system to ensure proper operation and responsiveness.

Cost to Fix C1117 2015 Chevrolet Silverado

The typical repair costs for addressing a C1117 code on a 2015 Chevrolet Silverado can vary depending on the specific cause of the issue. In general, the cost of parts for this repair could range from $50 to $200, with labor costs adding an additional $100 to $300. Overall, the total repair cost could fall between $150 and $500. It's important to note that these are rough estimates, and actual costs may vary based on factors such as location, labor rates, and the extent of the repair needed. It's recommended to consult with a qualified mechanic or auto repair shop for a more accurate cost estimate based on the specific circumstances of your vehicle.

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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 2015 Chevrolet Silverado Code

1. What are the common symptoms of OBDII code C1117 in a 2015 Chevrolet Silverado?

- Common symptoms include the trailer brake system not functioning properly, warning lights on the dashboard, and potential issues with manual trailer brake application.

2. What does the OBDII code C1117 - Manual Trailer Brake Apply Request Signal 2 Malfunction mean for a 2015 Chevrolet Silverado?

- This code indicates a malfunction in the signal requesting manual trailer brake application, potentially affecting the trailer brake system's operation.

3. What are the possible causes of OBDII code C1117 in a 2015 Chevrolet Silverado?

- Common causes include faulty wiring connections, damaged trailer brake components, issues with the brake control module, or sensor malfunctions.

4. How can I diagnose the OBDII code C1117 in my 2015 Chevrolet Silverado?

- Diagnosing this code involves checking the trailer brake system components, inspecting wiring connections, testing sensors, and using a diagnostic scan tool to pinpoint the issue.

5. What are the potential dangers of ignoring OBDII code C1117 in a 2015 Chevrolet Silverado?

- Ignoring this code can lead to ineffective trailer brake operation, compromising safety when towing a trailer and potentially causing accidents or damage.

6. Can I continue to drive my 2015 Chevrolet Silverado with OBDII code C1117 present?

- It is not advisable to drive the vehicle with this code present, as it may affect the trailer brake system's functionality and compromise safety while towing.

7. How can I repair OBDII code C1117 in my 2015 Chevrolet Silverado?

- Repair options include checking and repairing wiring connections, replacing damaged components, recalibrating sensors, or seeking professional assistance for thorough diagnostics and repairs.

8. Is it possible to reset OBDII code C1117 in a 2015 Chevrolet Silverado without fixing the underlying issue?

- While you can clear the code temporarily, it is crucial to address the root cause of the problem to ensure the trailer brake system functions correctly and safely.

9. Are there any DIY fixes for OBDII code C1117 in a 2015 Chevrolet Silverado?

- Some DIY fixes may include checking and cleaning wiring connections, inspecting brake components for damage, and ensuring proper trailer brake controller settings.

10. How much does it typically cost to repair OBDII code C1117 in a 2015 Chevrolet Silverado?

- The cost of repairing this code can vary depending on the underlying issue, parts needed for replacement, and labor costs, ranging from relatively affordable fixes to more extensive repairs requiring professional assistance.

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