AutoCodes – Generic – B1776

B1776 Code - Mirror Driver Up Circuit Short To Ground

Quick Answer

The Body Control Module (BCM) monitors the Mirror Driver Up Motor. Common causes include Faulty Mirror Driver Up Motor, Mirror Driver Up Motor harness is open or shorted, Mirror Driver Up Motor 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: B1776 indicates Mirror Driver Up Circuit Short To Ground.
Common causes: Common causes include Faulty Mirror Driver Up Motor, Mirror Driver Up Motor harness is open or shorted, Mirror Driver Up Motor 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.

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Code Popularity 4,020

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 Jun 26, 2019

Description
Possible Causes
How To Fix
Cost to Diagnose
FAQs
Comments
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Code B1776 Description

The Body Control Module (BCM) monitors the Mirror Driver Up Motor. The BCM sets the OBDII code when the Mirror Driver Up Motor is not to factory specifications.

OBDII Code B1776 - Mirror Driver Up Circuit Short To Ground - AutoCodes.com — B1776 Code - Mirror Driver Up Circuit Short To Ground

What does this mean?

What are the Possible Causes of the DTC B1776?

Faulty Mirror Driver Up Motor
Mirror Driver Up Motor harness is open or shorted
Mirror Driver Up Motor circuit poor electrical connection
Faulty Body Control Module (BCM)

How to Fix the DTC B1776?

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 B1776 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 B1776 code?

Need more information on how to fix the B1776 code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the B1776 code diagnosed by a professional: Find a repair shop in your area

Information for Specific Makes

B1776 Lexus — Seat Belt Tension Sensor Power Source Circuit Malfunction
B1776 Nissan — Storage Lid Status Sensor Right
B1776 Scion — Seat Belt Tension Sensor Power Source Circuit Malfunction
B1776 Toyota — Seat Belt Tension Sensor Power Source Circuit Malfunction

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 B1776 Code

1. What are the common symptoms of OBDII code B1776?

- The common symptoms of code B1776 include inoperative power mirrors, mirrors not adjusting properly, or a warning light on the dashboard.

2. What are the possible causes of OBDII code B1776?

- The code B1776 can be caused by a short to ground in the mirror driver up circuit, a faulty mirror control switch, damaged wiring, or a malfunctioning mirror motor.

3. How can I diagnose OBDII code B1776?

- Diagnosing code B1776 involves checking the power mirror system for any visible signs of damage, testing the mirror control switch, and using a multimeter to check for continuity and shorts in the wiring.

4. Is OBDII code B1776 easy to repair?

- The difficulty of repairing code B1776 depends on the exact cause. In some cases, simply repairing or replacing damaged wiring can resolve the issue. However, if the problem lies with the mirror motor or control switch, more complex repairs may be needed.

5. Can I drive my vehicle with OBDII code B1776?

- It is generally safe to drive with code B1776, as long as the power mirrors are not essential for safe operation of the vehicle. However, it is recommended to address the issue promptly to ensure optimal functionality of the mirror system.

6. Are there any temporary fixes for OBDII code B1776?

- Temporary fixes for code B1776 include manually adjusting the mirrors if possible, disconnecting the power source to prevent further damage, or using temporary mirror attachments for visibility.

7. Can OBDII code B1776 cause other electrical issues in the vehicle?

- While code B1776 is specific to the mirror driver up circuit, electrical issues in one part of the vehicle can sometimes affect other systems. It's important to address the code promptly to prevent any potential cascading issues.

8. Is it necessary to visit a mechanic for OBDII code B1776 repair?

- While some DIY enthusiasts may be able to diagnose and repair code B1776 themselves, visiting a mechanic or an automotive professional is recommended for a thorough inspection and proper repair of the issue.

9. What is the expected cost to repair OBDII code B1776?

- The cost of repairing code B1776 can vary depending on the exact cause of the issue, labor rates in your area, and the cost of replacement parts. It's best to obtain quotes from local mechanics or repair shops for a more accurate estimate.

10. How can I prevent OBDII code B1776 from occurring again in the future?

- To prevent code B1776 from occurring again, it's essential to regularly inspect the power mirror system for any signs of wear or damage, avoid overloading the mirrors, and handle the mirror control switch with care to prevent short circuits.