AutoCodes – Chevrolet – C0161 2016 Chevrolet Silverado

C0161 2016 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 2016 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 284
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 2016 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 2016 Chevrolet Silverado - Antilock Braking System Brake Switch Circuit - AutoCodes.com
C0161 2016 Chevrolet Silverado Code - Antilock Braking System Brake Switch Circuit

What are the Possible Causes of the DTC C0161 2016 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 2016 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 2016 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 2016 Chevrolet Silverado code?

Need more information on how to fix the C0161 2016 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 2016 Chevrolet Silverado Code

1. What are the common symptoms of OBDII code C0161 in a 2016 Chevrolet Silverado related to the Antilock Braking System Brake Switch Circuit?

- The common symptoms include the ABS warning light staying illuminated on the dashboard, potential loss of ABS functionality, and possible traction control issues.

2. What are the possible causes of OBDII code C0161 in a 2016 Chevrolet Silverado?

- The code C0161 is often triggered by a faulty brake switch, damaged wiring in the brake switch circuit, a failed ABS module, or issues with the brake control module.

3. How can I diagnose OBDII code C0161 in my 2016 Chevrolet Silverado?

- Diagnosis typically involves using an OBDII scanner to retrieve the fault code, inspecting the brake switch and its wiring for any visible damage, and testing the ABS and brake control modules for proper function.

4. Can I continue driving my 2016 Chevrolet Silverado with OBDII code C0161 present?

- It is not recommended to drive with this code active, as it may affect the proper functioning of the Antilock Braking System, potentially compromising vehicle safety.

5. How can I repair OBDII code C0161 in my 2016 Chevrolet Silverado?

- Repair options include replacing the faulty brake switch, repairing damaged wiring, addressing any issues with the ABS module, or reprogramming the brake control module as needed.

6. Are there any DIY tips for troubleshooting OBDII code C0161 in a 2016 Chevrolet Silverado?

- DIY enthusiasts can start by inspecting the brake switch and its wiring for any visible damage, ensuring proper connections, and checking for any loose or corroded terminals.

7. Is it possible for moisture or water damage to trigger OBDII code C0161 in a 2016 Chevrolet Silverado?

- Yes, exposure to moisture or water can lead to corrosion in the brake switch circuit, potentially causing the code C0161 to trigger due to poor electrical connections.

8. How long does it typically take to repair OBDII code C0161 in a 2016 Chevrolet Silverado?

- The repair time can vary depending on the exact cause of the issue, but it generally takes a couple of hours to half a day for a skilled mechanic to diagnose and fix the problem.

9. Can resetting the OBDII system clear code C0161 in a 2016 Chevrolet Silverado?

- While resetting the system may temporarily clear the code, it is crucial to address the root cause of the issue to prevent the code from reappearing.

10. Is it necessary to visit a dealership for repairs related to OBDII code C0161 in a 2016 Chevrolet Silverado?

- While a dealership may have specialized knowledge and tools for such repairs, independent auto repair shops or skilled DIYers can also effectively diagnose and fix the issue in most cases.

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