AutoCodes – Chevrolet – B0931 2018 Chevrolet Silverado

B0931 2018 Chevrolet Silverado Code - Compass Module Circuit

Quick Answer

The Compass Module uses low-field magnetic sensing to sense vehicle directional and heading information. Common causes include Faulty Compass Module, Compass Module harness is open or shorted, Compass Module circuit poor electrical connection. Severity is Low - monitor the vehicle and repair when practical. The vehicle can usually be driven if no severe symptoms are present, but symptoms should be checked before extended driving.

What it means: B0931 2018 Chevrolet Silverado indicates Compass Module Circuit.
Common causes: Common causes include Faulty Compass Module, Compass Module harness is open or shorted, Compass Module circuit poor electrical connection.
Severity: Low - monitor the vehicle and repair when practical.
Can I drive?: The vehicle can usually be driven if no severe symptoms are present, but symptoms should be checked before extended driving.

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Code Popularity 344

How popular is this code, among other codes? Low

Repair Importance Level

Low (Monitor) (1 / 3)

Repair Difficulty Level

Intermediate (2 / 3)

What is this?

Table of contents Created and updated by William Orellana on Nov 18, 2024

Description
Possible Causes
How To Fix
Cost to Diagnose
FAQs
Comments
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Code B0931 2018 Chevrolet Silverado Description

The Compass Module uses low-field magnetic sensing to sense vehicle directional and heading information. The Diagnostic Trouble Code (DTC) will be set when the Body Control Module Detected a Compass Module internal malfunction.

OBDII Code B0931 2018 Chevrolet Silverado - Compass Module Circuit - AutoCodes.com — B0931 2018 Chevrolet Silverado Code - Compass Module Circuit

What does this mean?

What are the Possible Causes of the DTC B0931 2018 Chevrolet Silverado?

Faulty Compass Module
Compass Module harness is open or shorted
Compass Module circuit poor electrical connection

How to Fix the DTC B0931 2018 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 B0931 2018 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 B0931 2018 Chevrolet Silverado code?

Need more information on how to fix the B0931 2018 Chevrolet Silverado code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the B0931 2018 Chevrolet Silverado code diagnosed by a professional: Find a repair shop in your area

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 B0931 2018 Chevrolet Silverado Code

1. What does OBDII code B0931 for a 2018 Chevrolet Silverado mean?

The code B0931 indicates a problem with the Compass Module Circuit in your 2018 Chevrolet Silverado.

2. What are the common symptoms of OBDII code B0931 in a 2018 Chevrolet Silverado?

Common symptoms of code B0931 may include a non-functioning compass display on the dashboard, inaccurate compass readings, or a complete loss of power to the compass module.

3. What are the possible causes of OBDII code B0931 in a 2018 Chevrolet Silverado?

Potential causes of code B0931 can include a faulty compass module, damaged wiring or connectors related to the compass module, or a malfunction in the vehicle's electrical system.

4. How can I diagnose OBDII code B0931 in my 2018 Chevrolet Silverado?

Diagnosing code B0931 may involve using a diagnostic scanner to retrieve the specific error code, visually inspecting the compass module and its connections, and testing the circuit for continuity and proper voltage.

5. Can I still drive my 2018 Chevrolet Silverado with OBDII code B0931?

In most cases, it is safe to drive with code B0931, as it typically does not affect the vehicle's drivability. However, it is recommended to address the issue promptly to avoid potential complications.

6. How can I repair OBDII code B0931 in a 2018 Chevrolet Silverado?

Repairing code B0931 may involve replacing the faulty compass module, repairing damaged wiring or connectors, or resetting the compass module through a reprogramming procedure.

7. Is it possible to reset OBDII code B0931 in a 2018 Chevrolet Silverado without professional help?

While some codes can be cleared with a simple OBDII scanner, code B0931 may require specialized diagnostic tools and expertise to properly diagnose and reset.

8. How much does it typically cost to repair OBDII code B0931 in a 2018 Chevrolet Silverado?

The cost of repairing code B0931 can vary depending on the exact cause of the issue, the labor rates of the repair shop, and the cost of any replacement parts needed. It is best to get a diagnosis and estimate from a qualified technician.

9. Can extreme weather conditions affect OBDII code B0931 in a 2018 Chevrolet Silverado?

Extreme heat or cold can potentially impact the performance of electronic components like the compass module, leading to issues that trigger code B0931. Keeping your vehicle in a moderate climate can help prevent such problems.

10. How can I prevent OBDII code B0931 from recurring in my 2018 Chevrolet Silverado?

To prevent code B0931 from coming back, it's important to address any underlying issues promptly, perform regular maintenance checks on the compass module and related components, and avoid exposing the vehicle to harsh environmental conditions.