C0163 GMC Code - Antilock Brake System/Traction Control System Brake Switch/Sensor Circuit Low
Quick Answer
Antilock Brake System (ABS)/Traction Control System (TCS) Brake Switch/Sensor Circuit Low. Common causes include Faulty Antilock Brake System/Traction Control System Brake Switch/Sensor, Antilock Brake System/Traction Control System Brake Switch/Sensor harness is open or shorted, Antilock Brake System/Traction Control System Brake Switch/Sensor circuit poor electrical connection. 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
- C0163 GMC indicates Antilock Brake System/Traction Control System Brake Switch/Sensor Circuit Low.
- Common causes
- Common causes include Faulty Antilock Brake System/Traction Control System Brake Switch/Sensor, Antilock Brake System/Traction Control System Brake Switch/Sensor harness is open or shorted, Antilock Brake System/Traction Control System Brake Switch/Sensor circuit poor electrical connection.
- 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 C0163 GMC Description
The Body Control Module (BCM) receives a signal from the Brake Pedal Position (BPP) sensor. The BCM illuminates the stop lamps by applying battery positive voltage to the stop lamp supply voltage circuit. The Electronic Brake Control Module (EBCM) receives a voltage input from the stop lamp supply voltage circuit to determine if the brake pedal is applied.
What are the Possible Causes of the DTC C0163 GMC?
- Faulty Antilock Brake System/Traction Control System Brake Switch/Sensor
- Antilock Brake System/Traction Control System Brake Switch/Sensor harness is open or shorted
- Antilock Brake System/Traction Control System Brake Switch/Sensor circuit poor electrical connection
How to Fix the DTC C0163 GMC?
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 C0163 GMC 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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Frequently Asked Questions about C0163 GMC Code
1. What are the common symptoms of OBDII code C0163 in a GMC vehicle?
- Common symptoms include the ABS warning light being illuminated on the dashboard, traction control system malfunctions, and potential issues with the vehicle's brake system.
2. What does the OBDII code C0163 GMC indicate?
- This code indicates a problem with the Antilock Brake System (ABS) or Traction Control System (TCS) Brake Switch/Sensor Circuit being detected as low.
3. What are the possible causes of OBDII code C0163 in a GMC vehicle?
- Possible causes include a faulty brake switch/sensor, damaged wiring related to the brake switch/sensor circuit, or issues with the ABS/TCS control module.
4. How can I diagnose the OBDII code C0163 in my GMC vehicle?
- Diagnosing this code typically involves using a scan tool to retrieve the specific fault codes, inspecting the brake switch/sensor and associated wiring, and testing the ABS/TCS system components.
5. How can I repair OBDII code C0163 in my GMC vehicle?
- Repair options may include replacing the faulty brake switch/sensor, repairing any damaged wiring, resetting the ABS/TCS system, or reprogramming the ABS/TCS control module.
6. Is it safe to continue driving with OBDII code C0163 present in my GMC vehicle?
- It is not recommended to continue driving with this code present, as it can indicate potential issues with vital safety systems like the ABS and TCS.
7. Can OBDII code C0163 be triggered by a simple malfunction?
- Yes, sometimes this code can be triggered by a minor issue like a loose connection or a temporary sensor glitch. However, it is important to address it promptly to prevent further complications.
8. How much does it typically cost to repair OBDII code C0163 in a GMC vehicle?
- Repair costs can vary depending on the specific cause of the issue, but they may range from $100 for a simple sensor replacement to several hundred dollars for more complex repairs involving the ABS/TCS system.
9. Will resetting the OBDII code C0163 clear the issue in my GMC vehicle?
- Resetting the code may temporarily clear the warning light, but if the underlying problem is not addressed, the code is likely to reappear. It is recommended to diagnose and repair the issue to prevent future occurrences.
10. Can a DIY enthusiast fix OBDII code C0163 in a GMC vehicle?
- Depending on the cause of the code, some DIY enthusiasts may be able to address the issue by replacing a faulty brake switch/sensor or repairing wiring. However, more complex repairs involving the ABS/TCS system may require professional assistance.
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