C1117 2018 Chevrolet Silverado Code - Manual Trailer Brake Apply Request Signal 2 Malfunction
Quick Answer
The C1117 code for a 2018 Chevrolet Silverado indicates a Manual Trailer Brake Apply Request Signal 2 Malfunction. Common causes include Faulty trailer brake controller, Wiring issues in the trailer brake system, Malfunctioning trailer brake actuator. 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 2018 Chevrolet Silverado indicates Manual Trailer Brake Apply Request Signal 2 Malfunction.
- Common causes
- Common causes include Faulty trailer brake controller, Wiring issues in the trailer brake system, Malfunctioning trailer brake actuator.
- 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 C1117 2018 Chevrolet Silverado Description
The C1117 code for a 2018 Chevrolet Silverado indicates a Manual Trailer Brake Apply Request Signal 2 Malfunction. This means that there is an issue with the signal being sent to apply the trailer brakes manually. The trailer brake system is an important safety feature that helps control the trailer when braking, especially when towing heavy loads. When this signal malfunctions, it can affect the performance of the trailer brakes, potentially leading to unsafe driving conditions.
Common Causes of C1117 2018 Chevrolet Silverado
- Faulty trailer brake controller
- Wiring issues in the trailer brake system
- Malfunctioning trailer brake actuator
- Corrosion or damage to trailer brake components
- Software or programming issues in the trailer brake system
Symptoms of C1117 2018 Chevrolet Silverado
- Inability to manually apply trailer brakes
- Decreased braking performance when towing a trailer
- Illumination of the trailer brake warning light on the dashboard
- Erratic behavior of the trailer brakes
How to Fix C1117 2018 Chevrolet Silverado
- Diagnose the issue by checking the trailer brake controller, wiring, and components for any faults or damage.
- Repair or replace any faulty wiring or components in the trailer brake system.
- Test the trailer brake system to ensure proper functionality.
- Reset the trailer brake system and clear the diagnostic trouble code.
- Perform a test drive to verify that the issue has been resolved and that the trailer brakes are working correctly.
Cost to Fix C1117 2018 Chevrolet Silverado
The cost of repairing a Manual Trailer Brake Apply Request Signal 2 Malfunction on a 2018 Chevrolet Silverado can vary depending on the specific cause of the issue and the extent of the repairs needed. In general, the cost can range from $100 to $500 for parts and labor. It's important to note that diagnostic time and labor rates at auto repair shops can vary, so it's recommended to check with local shops for a more accurate estimate. Additionally, if the issue requires specialized equipment or software updates, the cost may be higher.
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Frequently Asked Questions about C1117 2018 Chevrolet Silverado Code
What does the OBDII code C1117 mean for a 2018 Chevrolet Silverado?
C1117 indicates a malfunction in the Manual Trailer Brake Apply Request Signal 2, which means there is an issue with the signal sent from the manual brake controller to the vehicle's brake system.
What are the common symptoms associated with the C1117 code?
Common symptoms may include warning lights on the dashboard, reduced braking performance when towing a trailer, or the manual trailer brakes not functioning properly.
What could cause the C1117 code to trigger?
Possible causes include a faulty brake controller, damaged wiring or connectors, poor ground connections, or issues with the vehicle's electronic control module (ECM).
How can I diagnose the C1117 code?
Start by checking the wiring and connectors related to the trailer brake controller for any damage or corrosion. You can also use a diagnostic scanner to check for additional codes that may provide more context.
What are some repair tips for fixing the C1117 code?
Repair tips include inspecting and repairing any damaged wiring, ensuring all connections are clean and secure, and replacing the brake controller if it’s found to be faulty.
Can I continue to drive my Silverado with the C1117 code?
While it may still be drivable, it is not advisable to tow a trailer until the issue is resolved, as it could lead to unsafe braking conditions.
Will clearing the C1117 code fix the problem?
Clearing the code may temporarily turn off the warning light, but it will not fix the underlying issue. The problem will likely reoccur if not addressed.
Can I fix the C1117 code myself?
If you have experience with automotive electrical systems, you may be able to diagnose and repair the issue yourself. However, if you are unsure, it is best to consult a professional mechanic.
What should I do if the C1117 code keeps returning after repairs?
If the code returns after repairs, further diagnostics may be needed to identify any additional underlying issues, such as ECM problems or intermittent wiring faults.
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