AutoCodes – GMC – C1283 2018 GMC Sierra

C1283 2018 GMC Sierra Code - Brake Pressure Sensor Information Message Counter Incorrect

Quick Answer

The Electronic Brake Control Module uses inputs from the Electronic Brake Control Brake Pedal Position Sensor to determine when the brake is applied and how much force is used. Common causes include Faulty Electronic Brake Control Module (EBCM), Electronic Brake Control Module harness is open or shorted, Electronic Brake Control Module 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
C1283 2018 GMC Sierra indicates Brake Pressure Sensor Information Message Counter Incorrect.
Common causes
Common causes include Faulty Electronic Brake Control Module (EBCM), Electronic Brake Control Module harness is open or shorted, Electronic Brake Control Module 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 183
How popular is this code, among other codes? Low
Table of contents Created and updated by William Orellana on Jul 13, 2023
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Code C1283 2018 GMC Sierra Description

The Electronic Brake Control Module uses inputs from the Electronic Brake Control Brake Pedal Position Sensor to determine when the brake is applied and how much force is used. The Electronic Brake Control Module monitors when the driver's foot is on the brake and locks the offset. The offset is locked when three out of the four inputs indicate the brake pedal is applied. The four inputs are brake pedal travel 1, brake pedal travel 2, master cylinder pressure sensor, and brake pedal position sensor. These inputs are used to determine the driver's braking intent which is used to control the amount of pressure applied to the wheels.
Brake pressure sensor information is communicated from the Electronic Brake Control Module (EBCM) to the Hybrid Control Processor (HCP). This information is used to schedule regenerative braking and engine autostops.
The Diagnostic Trouble Code (DTC) will be set when the Engine Control Module (ECM) detects a corrupted data message from the Electronic Brake Control Module.
OBDII Code C1283 2018 GMC Sierra - Brake Pressure Sensor Information Message Counter Incorrect - AutoCodes.com
C1283 2018 GMC Sierra Code - Brake Pressure Sensor Information Message Counter Incorrect

What are the Possible Causes of the DTC C1283 2018 GMC Sierra?

  • Faulty Electronic Brake Control Module (EBCM)
  • Electronic Brake Control Module harness is open or shorted
  • Electronic Brake Control Module circuit poor electrical connection
  • Faulty Starter/Generator Control Module

How to Fix the DTC C1283 2018 GMC Sierra?

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 C1283 2018 GMC Sierra 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 C1283 2018 GMC Sierra code?

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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 C1283 2018 GMC Sierra Code

1. What does the OBDII code C1283 mean on a 2018 GMC Sierra?

It indicates that the Brake Pressure Sensor Information Message Counter is incorrect, typically due to communication or sensor issues.

2. What are the common symptoms of code C1283 in a 2018 GMC Sierra?

Symptoms may include an illuminated ABS or brake warning light, reduced brake system performance, and potential loss of stability control features.

3. What causes the C1283 code on a 2018 GMC Sierra?

Common causes include a faulty brake pressure sensor, wiring issues, poor electrical connections, or communication errors within the ABS module.

4. Can I drive with the C1283 code on my 2018 GMC Sierra?

Driving is possible but not recommended, as braking performance and stability control may be compromised, increasing the risk of an accident.

5. How can I diagnose the C1283 code on a 2018 GMC Sierra?

Use an advanced scan tool to check for related codes, inspect the brake pressure sensor, wiring, and connections, and verify communication with the ABS module.

6. How do I fix the C1283 code on a 2018 GMC Sierra?

Repairs typically involve replacing the brake pressure sensor, repairing damaged wiring, or addressing issues in the ABS module communication.

7. Is the brake pressure sensor expensive to replace on a 2018 GMC Sierra?

Costs vary depending on the sensor and labor rates, but replacement generally ranges from $100 to $300.

8. Do I need a professional to fix the C1283 code on my 2018 GMC Sierra?

While some basic checks can be done at home, diagnosing and repairing ABS system issues often require professional tools and expertise.

9. Can a software update fix the C1283 code on a 2018 GMC Sierra?

In rare cases, a software update may resolve communication errors, but it usually requires hardware inspection and repairs.

10. Will clearing the C1283 code fix the problem on a 2018 GMC Sierra?

Clearing the code may temporarily turn off the warning light, but the underlying issue must be addressed to prevent the code from returning.

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