C111A Code - Right Stop Lamp Circuit
Quick Answer
The C111A code pertains to the Right Stop Lamp Circuit in a vehicle. Common causes include Blown fuse in the right stop lamp circuit, Faulty wiring connections leading to the right brake light, Malfunctioning brake light bulb. 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 indicates Right Stop Lamp Circuit.
- Common causes
- Common causes include Blown fuse in the right stop lamp circuit, Faulty wiring connections leading to the right brake light, Malfunctioning brake light bulb.
- 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 C111A Description
The C111A code pertains to the Right Stop Lamp Circuit in a vehicle. This code indicates that there is an issue with the circuit responsible for the right stop lamp, which is the brake light located on the right side of the vehicle. The stop lamp circuit is crucial for safety as it alerts other drivers when the vehicle is braking, reducing the risk of rear-end collisions.
Common Causes of C111A
- Blown fuse in the right stop lamp circuit.
- Faulty wiring connections leading to the right brake light.
- Malfunctioning brake light bulb.
- Defective brake light switch.
- Corrosion in the electrical connections related to the right stop lamp circuit.
Symptoms of C111A
- Right brake light not illuminating when the brake pedal is pressed.
- Warning light on the dashboard indicating a brake light malfunction.
- Reduced visibility of the vehicle from the rear due to a non-functioning brake light.
- Vehicle failing a state inspection due to a malfunctioning brake light.
How to Fix C111A
- Begin by inspecting the fuse related to the right stop lamp circuit and replace it if necessary.
- Check the wiring connections leading to the right brake light for any damage or corrosion and repair as needed.
- Test the brake light bulb for continuity and replace if it is faulty.
- Verify the operation of the brake light switch and replace it if it is malfunctioning.
- Clear the error code from the vehicle's onboard computer and test the right stop lamp to ensure proper functionality.
Cost to Fix C111A
The cost of repairing the right stop lamp circuit can vary depending on the specific cause of the issue. Generally, the cost of parts such as a fuse, wiring connectors, a brake light bulb, or a brake light switch can range from $20 to $100. Labor costs at auto repair shops typically range from $80 to $150 per hour. Therefore, the total repair cost for addressing the C111A code may fall within the $100 to $300 range, including parts and labor. It is advisable to contact local auto repair shops for accurate cost estimates based on the vehicle make and model.
Tech Notes for C111A
C111A:15 Right Stop Lamp Circuit Short to Battery or Open
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Code C111A Information for Specific Makes
- C111A Buick — Trailer Brake Power Control Module
- C111A Cadillac — Trailer Brake Power Control Module
- C111A Chevrolet — Trailer Brake Power Control Module
- C111A Ford — Right Stop Lamp Circuit
- C111A GMC — Trailer Brake Power Control Module
- C111A Lincoln — Right Stop Lamp Circuit
- C111A Mercury — Right Stop Lamp Circuit
Frequently Asked Questions about C111A Code
1. What are the common symptoms of OBDII code C111A (Right Stop Lamp Circuit)?
- The common symptoms of OBDII code C111A include a non-functioning right stop lamp, brake light warning on the dashboard, or flickering brake lights.
2. What are the possible causes of OBDII code C111A?
- Possible causes of OBDII code C111A can include a faulty brake light bulb, damaged wiring or connectors in the right stop lamp circuit, or a malfunctioning brake light switch.
3. How can I diagnose OBDII code C111A?
- To diagnose OBDII code C111A, start by visually inspecting the right stop lamp and its wiring for any visible damage. Use a multimeter to test the continuity of the wiring and check the brake light switch for proper operation.
4. How can I repair OBDII code C111A?
- Repairing OBDII code C111A may involve replacing a faulty brake light bulb, repairing damaged wiring or connectors, or adjusting/replacing the brake light switch as needed.
5. Can OBDII code C111A cause any safety concerns?
- Yes, OBDII code C111A can pose safety concerns as it indicates issues with the right stop lamp circuit, potentially leading to reduced visibility of your vehicle to other drivers when braking.
6. Is it safe to continue driving with OBDII code C111A present?
- It is not recommended to continue driving with OBDII code C111A present, as it can compromise the effectiveness of your vehicle's brake lights and increase the risk of accidents or collisions.
7. How much does it typically cost to repair OBDII code C111A?
- The cost to repair OBDII code C111A can vary depending on the specific cause of the issue, but it generally ranges from $50 to $200 for parts and labor.
8. Can OBDII code C111A be triggered by a loose connection in the right stop lamp circuit?
- Yes, a loose or poor connection in the right stop lamp circuit can trigger OBDII code C111A due to disrupted electrical flow to the brake light.
9. Will resetting the OBDII system clear the C111A code?
- Resetting the OBDII system may temporarily clear the C111A code, but if the underlying issue causing the code is not addressed, it is likely to reappear after driving your vehicle.
10. Are there any preventive measures I can take to avoid OBDII code C111A in the future?
- Regularly inspecting and maintaining your vehicle's brake lights, wiring, and brake light switch can help prevent OBDII code C111A from occurring in the future.
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