AutoCodes – Acura – B1158 Acura

B1158 Acura Code - Gauge Control Module Lost Communication With Relay Control Module

Quick Answer

The Gauge Control Module monitors the Relay Control Module. Common causes include Faulty Relay Control Module, Faulty Gauge Control Module, Gauge Control Module harness is open or shorted. 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: B1158 Acura indicates Gauge Control Module Lost Communication With Relay Control Module.
Common causes: Common causes include Faulty Relay Control Module, Faulty Gauge Control Module, Gauge Control Module harness is open or shorted.
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.

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Code Popularity 1,988

How popular is this code, among other codes? Low

Repair Importance Level

Urgent (Diagnose now) (3 / 3)

Repair Difficulty Level

Advanced (Pro) (3 / 3)

What is this?

Table of contents Created and updated by William Orellana on Feb 24, 2019

Description
Possible Causes
How To Fix
Cost to Diagnose
FAQs
Comments
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Code B1158 Acura Description

The Gauge Control Module monitors the Relay Control Module. The Gauge Control Module sets the OBDII code when the Relay Control Module communication is not to factory specifications.

OBDII Code B1158 Acura - Gauge Control Module Lost Communication With Relay Control Module - AutoCodes.com — B1158 Acura Code - Gauge Control Module Lost Communication With Relay Control Module

What does this mean?

What are the Possible Causes of the DTC B1158 Acura?

Faulty Relay Control Module
Faulty Gauge Control Module
Gauge Control Module harness is open or shorted
Gauge Control Module circuit poor electrical connection

How to Fix the DTC B1158 Acura?

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 B1158 Acura 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 B1158 Acura code?

Need more information on how to fix the B1158 Acura code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the B1158 Acura 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 B1158 Acura Code

1. What are common symptoms of OBDII code B1158 in an Acura related to the Gauge Control Module lost communication with the Relay Control Module?

- Common symptoms include erratic gauge readings, flickering or dim dashboard lights, and issues with the vehicle's instrument cluster functions.

2. What are possible causes of OBDII code B1158 in an Acura?

- Possible causes may include a faulty Gauge Control Module, Relay Control Module, wiring issues, or a poor electrical connection between modules.

3. How can I diagnose the OBDII code B1158 in my Acura?

- Diagnosis involves using a scan tool to retrieve the specific code, checking for any related trouble codes, inspecting the wiring and connectors, and testing the Gauge Control Module and Relay Control Module.

4. Can I still drive my Acura with OBDII code B1158 present?

- It is generally not recommended to drive the vehicle with this code present, as it can affect the accuracy of the gauges and potentially lead to other electrical issues.

5. How can I repair OBDII code B1158 in my Acura?

- Repair may involve replacing the faulty Gauge Control Module or Relay Control Module, repairing any damaged wiring, and ensuring a secure electrical connection between the modules.

6. Is it possible to reset the OBDII code B1158 in my Acura without fixing the underlying issue?

- While clearing the code may temporarily turn off the warning light, it is crucial to address the root cause of the communication error to prevent further problems.

7. Can a DIY enthusiast fix OBDII code B1158 in an Acura?

- Depending on the individual's skill level and access to tools, some DIY enthusiasts may be able to address this code by following repair guides and being cautious when handling electrical components.

8. How much does it typically cost to repair OBDII code B1158 in an Acura at a professional auto repair shop?

- Repair costs can vary based on the extent of the issue and parts needed, but it is advisable to budget for diagnostic fees, parts replacement, and labor costs, which can range from a few hundred to over a thousand dollars.

9. Can extreme weather conditions impact the occurrence of OBDII code B1158 in an Acura?

- Extreme temperatures or moisture can potentially exacerbate electrical issues and communication errors between modules, leading to the trigger of this OBDII code.

10. Is there a way to prevent OBDII code B1158 from occurring in my Acura in the future?

- Regular vehicle maintenance, including checking the electrical system, ensuring proper connections, and addressing any warning signs promptly, can help prevent the recurrence of this code.