AutoCodes – Chevrolet – C0161 2015 Chevrolet Silverado

C0161 2015 Chevrolet Silverado Code - Antilock Braking System Brake Switch Circuit

Quick Answer

When the brake pedal is applied, the Body Control Module (BCM) sends a serial data message to the Electronic Brake Control Module (EBCM) in reference to the brake pedal positions. Common causes include Faulty Brake Switch (Stop Lamp Switch), Brake Switch harness is open or shorted, Brake Switch 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
C0161 2015 Chevrolet Silverado indicates Antilock Braking System Brake Switch Circuit.
Common causes
Common causes include Faulty Brake Switch (Stop Lamp Switch), Brake Switch harness is open or shorted, Brake Switch 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.
AI answers can be wrong. Verify repairs with testing. Open full chat
Code Popularity 318
How popular is this code, among other codes? Low
Table of contents Created and updated by William Orellana on Jun 20, 2023
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Code C0161 2015 Chevrolet Silverado Description

When the brake pedal is applied, the Body Control Module (BCM) sends a serial data message to the Electronic Brake Control Module (EBCM) in reference to the brake pedal positions. The Electronic Brake Control Module compares the correlation between the brake pedal position and the amount of brake pressure it senses from the brake pressure sensor, which is internal to the brake pressure modulator. It uses this information to control the vehicle during an electronic stability control event. The Diagnostic Trouble Code (DTC) will be set when the Electronic Brake Control Module detects the vehicle speed is greater than 16 km/h (10 MPH), the brake pedal is applied for 122 s, and the brake pressure is less than 620 kPa (90 psi).
OBDII Code C0161 2015 Chevrolet Silverado - Antilock Braking System Brake Switch Circuit - AutoCodes.com
C0161 2015 Chevrolet Silverado Code - Antilock Braking System Brake Switch Circuit

What are the Possible Causes of the DTC C0161 2015 Chevrolet Silverado?

  • Faulty Brake Switch (Stop Lamp Switch)
  • Brake Switch harness is open or shorted
  • Brake Switch circuit poor electrical connection
  • Faulty Electronic Brake Control Module (EBCM) with Brake Pressure Modulator Valve (BPMV)

How to Fix the DTC C0161 2015 Chevrolet Silverado?

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 C0161 2015 Chevrolet Silverado 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 C0161 2015 Chevrolet Silverado code?

Need more information on how to fix the C0161 2015 Chevrolet Silverado code? Get Access to Factory Service Manuals

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About the author: William Orellana is a Master Mechanic and Mechanical Engineer with over 30 years of experience diagnosing and repairing vehicles. Learn more about his background.

Frequently Asked Questions about C0161 2015 Chevrolet Silverado Code

1. What does OBDII code C0161 for a 2015 Chevrolet Silverado mean?

- The code C0161 indicates a problem with the Antilock Braking System (ABS) Brake Switch Circuit in the vehicle.

2. What are the common symptoms of OBDII code C0161 in a 2015 Chevrolet Silverado?

- Common symptoms may include the ABS warning light staying on, loss of ABS functionality, and potential issues with traction control.

3. What are the potential causes of OBDII code C0161 in a 2015 Chevrolet Silverado?

- The code C0161 can be triggered by a faulty brake switch, damaged wiring in the brake switch circuit, or issues with the ABS module.

4. How can I diagnose the OBDII code C0161 on my 2015 Chevrolet Silverado?

- Diagnosing the code typically involves using an OBDII scanner to retrieve the specific fault codes, checking the brake switch operation, and inspecting the wiring for any visible damage.

5. Can I still drive my 2015 Chevrolet Silverado with OBDII code C0161 present?

- While it may be possible to drive the vehicle, it is not recommended as the ABS system may not function properly, compromising safety in certain driving conditions.

6. How can I repair OBDII code C0161 in my 2015 Chevrolet Silverado?

- Repairing the issue may involve replacing the faulty brake switch, repairing damaged wiring, or addressing any problems with the ABS module as needed.

7. Is it important to fix OBDII code C0161 promptly in my 2015 Chevrolet Silverado?

- Yes, it is crucial to address the code promptly to ensure the proper functioning of the ABS system and maintain safe driving conditions.

8. Can a DIY enthusiast fix OBDII code C0161 in a 2015 Chevrolet Silverado?

- Depending on the root cause and the individual's skill level, some DIY enthusiasts may be able to address the issue by following repair guides and using the necessary tools.

9. Are there any safety precautions to consider when working on OBDII code C0161 in a 2015 Chevrolet Silverado?

- It is important to disconnect the vehicle's battery before starting any repairs to prevent electrical hazards and ensure safety while working on the ABS system.

10. How do I reset the OBDII code C0161 after repairing my 2015 Chevrolet Silverado?

- After completing the repairs, you can use an OBDII scanner to clear the fault codes and reset the system, allowing the ABS to function properly again.

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