C1115 Code - Wheel Sensor
Quick Answer
When the sensor rotor rotates, the magnetic field changes. Common causes include ABS Wheel Sensor not properly installed, ABS Wheel Sensor rotor or encoder damaged, ABS Wheel Sensor rotor loose on axle. 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
- C1115 indicates Wheel Sensor.
- Common causes
- Common causes include ABS Wheel Sensor not properly installed, ABS Wheel Sensor rotor or encoder damaged, ABS Wheel Sensor rotor loose on axle.
- 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.
Code C1115 Description
What are the Possible Causes of the DTC C1115?
- ABS Wheel Sensor not properly installed
- ABS Wheel Sensor rotor or encoder damaged
- ABS Wheel Sensor rotor loose on axle
- Faulty ABS Wheel Sensor
- ABS Wheel Sensor harness is open or shorted
- ABS Wheel Sensor circuit poor electrical connection
- Faulty Anti-Lock Brake System (ABS) Actuator and Electric Unit (Control Unit)
How to Fix the DTC C1115?
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 C1115 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.
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Information for Specific Makes
- C1115 Buick — Manual Trailer Brake Apply Request Switch Signal
- C1115 Cadillac — Manual Trailer Brake Apply Request Switch Signal
- C1115 Chevrolet — Manual Trailer Brake Apply Request Switch Signal
- C1115 Ford — ABS Power Relay Circuit Failure/Short To Battery
- C1115 GMC — Manual Trailer Brake Apply Request Switch Signal
- C1115 Infiniti — Wheel Sensor
- C1115 Lincoln — ABS Power Relay Circuit Failure/Short To Battery
- C1115 Mercury — ABS Power Relay Circuit Failure/Short To Battery
- C1115 Nissan — Wheel Sensor
Frequently Asked Questions about C1115 Code
1. What are common symptoms of OBDII code C1115 (Wheel Sensor)?
- Common symptoms include the ABS warning light coming on, traction control system issues, and potential loss of stability control.
2. What can cause OBDII code C1115 (Wheel Sensor) to trigger?
- The code may be triggered by a faulty wheel speed sensor, damaged wiring or connectors, or issues with the ABS module.
3. How can I diagnose the cause of OBDII code C1115 (Wheel Sensor)?
- Diagnosis typically involves using a scan tool to read the code, checking the wheel speed sensor's resistance, inspecting wiring for damage, and testing the sensor's signal.
4. Can driving with OBDII code C1115 (Wheel Sensor) cause further damage?
- Driving with this code may affect the vehicle's stability control systems, potentially leading to unsafe driving conditions. It is recommended to address the issue promptly.
5. Is it safe to continue driving with the ABS warning light on due to code C1115?
- It is not recommended to drive with the ABS warning light on, as it indicates a problem with the anti-lock braking system that may compromise your vehicle's safety.
6. How can I repair OBDII code C1115 (Wheel Sensor) on my own?
- Depending on the cause, you may be able to replace the faulty wheel speed sensor, repair damaged wiring, or clean and secure the sensor connections as DIY repair options.
7. Are there any preventive maintenance tips to avoid OBDII code C1115 (Wheel Sensor)?
- Regularly inspecting and cleaning wheel speed sensors, checking wiring for damage, and addressing any ABS warning lights promptly can help prevent this code from triggering.
8. Can weather conditions affect the triggering of OBDII code C1115 (Wheel Sensor)?
- Extreme weather conditions, such as heavy rain or snow, can potentially lead to issues with wheel speed sensors triggering this code due to water ingress or sensor malfunctions.
9. How much does it typically cost to repair OBDII code C1115 (Wheel Sensor) at a repair shop?
- The cost of repair can vary depending on the cause of the issue, but it may range from $100 to $300 for parts and labor at a repair shop.
10. Can OBDII code C1115 (Wheel Sensor) be cleared/reset without fixing the underlying issue?
- While you can clear the code temporarily, it will likely return if the underlying problem is not addressed. It is crucial to diagnose and repair the issue to ensure safe driving.
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