AutoCodes – Generic – B1169

B1169 Code - Gauge Control Module Lost Communication With PCM

Quick Answer

The Gauge Control Module monitors the Powertrain Control Module (PCM). Common causes include Faulty Powertrain Control Module (PCM), 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: B1169 indicates Gauge Control Module Lost Communication With PCM.
Common causes: Common causes include Faulty Powertrain Control Module (PCM), 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 2,402

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 Nov 19, 2024

Description
Possible Causes
How To Fix
Cost to Diagnose
FAQs
Comments
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Code B1169 Description

The Gauge Control Module monitors the Powertrain Control Module (PCM). The Gauge Control Module sets the OBDII code when the Powertrain Control Module (PCM) communication (A/T Messages) is not to factory specifications.

OBDII Code B1169 - Gauge Control Module Lost Communication With PCM - AutoCodes.com — B1169 Code - Gauge Control Module Lost Communication With PCM

What does this mean?

What are the Possible Causes of the DTC B1169?

Faulty Powertrain Control Module (PCM)
Faulty Gauge Control Module
Gauge Control Module harness is open or shorted
Gauge Control Module circuit poor electrical connection

How to Fix the DTC B1169?

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 B1169 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 B1169 code?

Need more information on how to fix the B1169 code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the B1169 code diagnosed by a professional: Find a repair shop in your area

Information for Specific Makes

B1169 Acura — Gauge Control Module Lost Communication With PCM
B1169 Honda — Gauge Control Module Lost Communication With PCM

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 B1169 Code

1. What are common symptoms of OBDII code B1169 (Gauge Control Module Lost Communication With PCM)?

- Common symptoms include malfunctioning gauges, illuminated warning lights on the dashboard, and loss of communication between the gauge control module and the powertrain control module.

2. What are the possible causes of OBDII code B1169?

- Possible causes include a faulty gauge control module, issues with the powertrain control module, wiring problems, loose connections, or a communication network error within the vehicle.

3. How can I diagnose OBDII code B1169?

- Diagnosing this code typically involves using a diagnostic scanner to retrieve the code, checking for other related codes, inspecting the wiring and connections, and testing the communication between the gauge control module and the powertrain control module.

4. What are some repair tips for resolving OBDII code B1169?

- Repair tips may include checking and repairing any damaged wiring or loose connections, replacing the gauge control module if necessary, ensuring proper communication between modules, and clearing the code with a diagnostic scanner after repairs.

5. Can OBDII code B1169 cause any long-term damage to the vehicle?

- While the code itself may not cause immediate damage, it is essential to address the underlying communication issue to prevent further problems with the vehicle's systems.

6. Is it safe to continue driving with OBDII code B1169 present?

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

7. How much does it typically cost to repair OBDII code B1169?

- The cost of repair can vary depending on the underlying cause, but it may involve expenses for parts replacement, labor, and diagnostic services. It is advisable to consult with a professional mechanic for an accurate estimate.

8. Can I reset OBDII code B1169 on my own?

- While you can clear the code with a diagnostic scanner, it is crucial to address the root cause of the communication issue to prevent the code from reappearing.

9. Will OBDII code B1169 cause the vehicle to fail an emissions test?

- Depending on local regulations, a persistent communication issue between modules may result in a failed emissions test. It is recommended to resolve the code before undergoing emissions testing.

10. How common is OBDII code B1169 in vehicles?

- OBDII code B1169 is relatively less common compared to other codes, but it can still occur in vehicles with communication network issues between modules.