C1116 Code - Stop Lamp Switch
Quick Answer
The stop lamp switch transmits the stop lamp switch signal (ON/OFF) to the ABS actuator and electric unit (control unit). Common causes include Faulty Stop Lamp Switch, Stop Lamp Switch harness is open or shorted, Stop Lamp Switch circuit poor electrical connection. Severity is Moderate - service should be scheduled soon. The vehicle may still be drivable for short trips if it runs normally, but avoid hard driving and repair it soon.
- What it means
- C1116 indicates Stop Lamp Switch.
- Common causes
- Common causes include Faulty Stop Lamp Switch, Stop Lamp Switch harness is open or shorted, Stop Lamp Switch circuit poor electrical connection.
- Severity
- Moderate - service should be scheduled soon.
- Can I drive?
- The vehicle may still be drivable for short trips if it runs normally, but avoid hard driving and repair it soon.
Code C1116 Description
What are the Possible Causes of the DTC C1116?
- Faulty Stop Lamp Switch
- Stop Lamp Switch harness is open or shorted
- Stop Lamp Switch circuit poor electrical connection
- Faulty ABS Actuator and Electric Unit
How to Fix the DTC C1116?
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 C1116 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 C1116 code?
Need more information on how to fix the C1116 code? Get Access to Factory Service Manuals
Need Help with the Code?
Get the C1116 code diagnosed by a professional: Find a repair shop in your area
Information for Specific Makes
- C1116 Buick — Manual Trailer Brake Apply Request Signal 1 Malfunction
- C1116 Cadillac — Manual Trailer Brake Apply Request Signal 1 Malfunction
- C1116 Chevrolet — Manual Trailer Brake Apply Request Signal 1 Malfunction
- C1116 GMC — Manual Trailer Brake Apply Request Signal 1 Malfunction
- C1116 Infiniti — Stop Lamp Switch
- C1116 Nissan — Stop Lamp Switch
Frequently Asked Questions about C1116 Code
1. What are the common symptoms of OBDII code C1116 related to the Stop Lamp Switch?
The common symptoms include the brake lights staying on constantly, the brake lights not functioning at all, and the inability to shift out of park.
2. What are the possible causes of OBDII code C1116 for the Stop Lamp Switch?
The code C1116 can be caused by a faulty stop lamp switch, a misadjusted stop lamp switch, damaged wiring or connectors, or a problem with the brake light circuit.
3. How can I diagnose the issue causing OBDII code C1116 related to the Stop Lamp Switch?
Diagnosing the issue involves checking the stop lamp switch for proper operation, inspecting the wiring and connectors for any damage, and testing the brake light circuit for continuity and proper voltage.
4. Can I drive my vehicle with OBDII code C1116 related to the Stop Lamp Switch?
It is not recommended to drive the vehicle with a faulty stop lamp switch as it can affect the proper functioning of the brake lights, which are essential for safe driving.
5. How can I repair OBDII code C1116 for the Stop Lamp Switch?
Repairing the issue typically involves replacing the faulty stop lamp switch, adjusting the switch if needed, repairing any damaged wiring or connectors, and clearing the trouble code with a diagnostic tool.
6. Will OBDII code C1116 cause my vehicle to fail an emissions test?
While the code itself may not directly impact emissions, it is important to address any OBDII trouble codes to ensure the overall health and safety of the vehicle.
7. Can a DIY enthusiast fix OBDII code C1116 related to the Stop Lamp Switch?
If the DIY enthusiast has the necessary tools, knowledge, and experience working on automotive electrical systems, they may be able to diagnose and repair the issue themselves.
8. How much does it typically cost to repair OBDII code C1116 for the Stop Lamp Switch at a repair shop?
The cost of repair can vary depending on the cause of the issue, but it may range from around $50 to $200 for parts and labor at a repair shop.
9. Will disconnecting the battery reset OBDII code C1116 for the Stop Lamp Switch?
Disconnecting the battery may temporarily clear the trouble code, but it is recommended to diagnose and repair the underlying issue to prevent the code from reappearing.
10. Is OBDII code C1116 related to the Stop Lamp Switch a common issue in vehicles?
Yes, issues with the stop lamp switch causing OBDII code C1116 are relatively common and can occur in various makes and models of vehicles.
Discuss the causes and fixes for C1116 OBDII Code
Code C1116 comments
No comments found for this page.
Fix Your Car Smarter
Try the New AutoCodes App!
Get complete OBDII diagnostics, repair solutions, and cost estimates, plus AI chat support on demand.
