AutoCodes – Generic – B1D25

B1D25 Code - Mirror Horizontal Motor Control Circuit Open

Quick Answer

When the Memory Mirror Module senses an open condition on the Mirror Horizontal Motor Driver circuit during a mirror operation, for over 10ms, this Diagnostic Trouble Code (DTC) will set. Common causes include Faulty Mirror Motor, Mirror Motor harness is open or shorted, Mirror 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: B1D25 indicates Mirror Horizontal Motor Control Circuit Open.
Common causes: Common causes include Faulty Mirror Motor, Mirror Motor harness is open or shorted, Mirror 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 1,118

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 Aug 28, 2019

Description
Possible Causes
How To Fix
Cost to Diagnose
FAQs
Comments
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Code B1D25 Description

When the Memory Mirror Module senses an open condition on the Mirror Horizontal Motor Driver circuit during a mirror operation, for over 10ms, this Diagnostic Trouble Code (DTC) will set.

OBDII Code B1D25 - Mirror Horizontal Motor Control Circuit Open - AutoCodes.com — B1D25 Code - Mirror Horizontal Motor Control Circuit Open

What does this mean?

What are the Possible Causes of the DTC B1D25?

Faulty Mirror Motor
Mirror Motor harness is open or shorted
Mirror Motor circuit poor electrical connection
Faulty Memory Mirror Module

How to Fix the DTC B1D25?

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 B1D25 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 B1D25 code?

Need more information on how to fix the B1D25 code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the B1D25 code diagnosed by a professional: Find a repair shop in your area

Information for Specific Makes

B1D25 Chrysler — Mirror Horizontal Motor Control Circuit Open
B1D25 Dodge — Mirror Horizontal Motor Control Circuit Open
B1D25 Jeep — Mirror Horizontal Motor Control Circuit Open
B1D25 RAM — Mirror Horizontal Motor Control Circuit Open

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 B1D25 Code

1. What are the common symptoms of OBDII code B1D25 (Mirror Horizontal Motor Control Circuit Open)?

The common symptoms of code B1D25 include malfunctioning power mirrors that are unable to adjust horizontally.

2. What causes the OBDII code B1D25 to trigger?

The B1D25 code is typically triggered by an open circuit in the mirror horizontal motor control circuit, which may be caused by damaged wiring, a faulty mirror motor, or a faulty control module.

3. How can I diagnose the OBDII code B1D25?

Diagnosing code B1D25 involves inspecting the wiring harness for damage, testing the mirror motor for functionality, and checking the control module for proper operation using a scan tool.

4. Can I still drive my vehicle with the OBDII code B1D25 present?

While it may be safe to drive with the B1D25 code present, it is recommended to address the issue promptly to ensure proper functionality of your power mirrors.

5. How can I repair the Mirror Horizontal Motor Control Circuit Open issue?

To repair the B1D25 code, you may need to repair or replace damaged wiring, replace the faulty mirror motor, or replace the malfunctioning control module as needed.

6. Are there any DIY tips for fixing the Mirror Horizontal Motor Control Circuit Open problem?

DIY tips for addressing the B1D25 code include checking and repairing any visible wiring damage, ensuring proper connections, and testing the mirror motor and control module with the help of a service manual.

7. Can a professional mechanic help with diagnosing and repairing the B1D25 code?

Yes, a professional mechanic with experience in automotive electrical systems can assist in diagnosing and repairing the Mirror Horizontal Motor Control Circuit Open issue.

8. Is resetting the OBDII code B1D25 enough to fix the problem?

Resetting the B1D25 code may temporarily clear the error, but it will not fix the underlying issue causing the Mirror Horizontal Motor Control Circuit Open problem.

9. How do I prevent the OBDII code B1D25 from coming back?

To prevent the B1D25 code from reoccurring, ensure proper maintenance of your power mirror system, address any wiring issues promptly, and follow recommended service intervals for your vehicle.

10. Can the Mirror Horizontal Motor Control Circuit Open problem affect other vehicle systems?

While the B1D25 code specifically relates to the mirror motor control circuit, electrical issues in one part of the vehicle can sometimes impact other systems, so it's important to address the problem promptly.