AutoCodes – RAM – B1D2D RAM

B1D2D RAM Code - Mirror Vertical Motor Control Circuit Open

Quick Answer

When the Memory Mirror Module senses an open condition on the Mirror Vertical 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
B1D2D RAM indicates Mirror Vertical 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.
AI answers can be wrong. Verify repairs with testing. Open full chat
Code Popularity 535
How popular is this code, among other codes? Low
Table of contents Created and updated by William Orellana on Aug 27, 2019
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Code B1D2D RAM Description

When the Memory Mirror Module senses an open condition on the Mirror Vertical Motor Driver circuit during a mirror operation, for over 10ms, this Diagnostic Trouble Code (DTC) will set.
OBDII Code B1D2D RAM - Mirror Vertical Motor Control Circuit Open - AutoCodes.com
B1D2D RAM Code - Mirror Vertical Motor Control Circuit Open

What are the Possible Causes of the DTC B1D2D RAM?

  • 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 B1D2D RAM?

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 B1D2D RAM 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.

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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 B1D2D RAM Code

1. What are the common symptoms of OBDII code B1D2D RAM related to Mirror Vertical Motor Control Circuit Open?

The common symptoms include non-functioning power mirrors, inability to adjust mirror vertically, and the mirror being stuck in one position.

2. What are the possible causes of OBDII code B1D2D RAM for Mirror Vertical Motor Control Circuit Open?

Possible causes include a faulty mirror vertical motor, damaged wiring or connectors in the mirror circuit, a blown fuse, or a malfunctioning mirror control switch.

3. How can I diagnose the issue related to OBDII code B1D2D RAM for Mirror Vertical Motor Control Circuit Open?

Diagnosis involves checking the mirror fuse, inspecting the wiring and connectors for any damage, testing the mirror control switch, and testing the mirror vertical motor for proper functioning.

4. Can I repair the Mirror Vertical Motor Control Circuit Open issue myself?

If you have experience working with automotive electrical systems, you may be able to repair the issue yourself by replacing the faulty mirror vertical motor, repairing damaged wiring, or fixing loose connectors. However, if you are unsure, it is recommended to seek help from a professional mechanic.

5. What are the potential risks of ignoring OBDII code B1D2D RAM for Mirror Vertical Motor Control Circuit Open?

Ignoring this code can lead to continued inability to adjust the mirror vertically, which can affect visibility while driving and compromise safety on the road.

6. Is it safe to drive my vehicle with OBDII code B1D2D RAM triggered for Mirror Vertical Motor Control Circuit Open?

It is generally safe to drive your vehicle with this code triggered, but you may experience inconvenience due to the non-functioning power mirrors. It is recommended to address the issue at your earliest convenience.

7. How much does it typically cost to repair OBDII code B1D2D RAM for Mirror Vertical Motor Control Circuit Open?

The cost of repair can vary depending on the underlying cause of the issue. It may range from a few hundred dollars for simple fixes like replacing a fuse to a few thousand dollars for more extensive repairs involving the mirror vertical motor.

8. Can extreme weather conditions affect the Mirror Vertical Motor Control Circuit Open issue?

Yes, extreme weather conditions like extreme cold or heat can potentially exacerbate existing issues with the mirror vertical motor control circuit, leading to further malfunction.

9. Are there any preventative measures to avoid triggering OBDII code B1D2D RAM for Mirror Vertical Motor Control Circuit Open?

To prevent triggering this code, regularly inspect your power mirrors for any signs of malfunction, avoid using excessive force when adjusting the mirrors, and ensure that your electrical system is well-maintained.

10. How long does it typically take to repair OBDII code B1D2D RAM related to Mirror Vertical Motor Control Circuit Open?

The repair time can vary depending on the complexity of the issue and the availability of parts. Simple fixes like replacing a fuse can be done in a matter of minutes, while more involved repairs may take several hours to complete.

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