Engine-CodesGeneric – B1D2C

B1D2C Code - Mirror Vertical Motor Control Circuit High

Quick Answer

The diagnostic trouble code B1D2C indicates an issue with the mirror vertical motor control circuit being too high. Common causes include Faulty mirror vertical motor, Wiring issues in the mirror control circuit, Defective mirror control switch. 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
B1D2C indicates Mirror Vertical Motor Control Circuit High.
Common causes
Common causes include Faulty mirror vertical motor, Wiring issues in the mirror control circuit, Defective mirror control switch.
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.
Table of contents Created and updated by William Orellana on Sep 12, 2024
💬 Need more help? Ask Auto Expert for instant answers — it's free!
AutoCodes App

Fix Your Car Smarter

Try the New AutoCodes App!

Get complete OBDII diagnostics, repair solutions, and cost estimates, plus AI chat support on demand.

AutoCodes App on Google Play

Code B1D2C Description

The diagnostic trouble code B1D2C indicates an issue with the mirror vertical motor control circuit being too high. This code is typically associated with power mirrors in vehicles that can be adjusted vertically. The mirror vertical motor control circuit is responsible for controlling the vertical movement of the mirror to allow the driver to adjust the mirror's position for better visibility.

OBDII Code B1D2C - Mirror Vertical Motor Control Circuit High
B1D2C Code - Mirror Vertical Motor Control Circuit High

Common Causes of B1D2C

  1. Faulty mirror vertical motor
  2. Wiring issues in the mirror control circuit
  3. Defective mirror control switch
  4. Malfunctioning mirror control module
  5. Electrical issues such as a short circuit or high voltage spike

Symptoms of B1D2C

  1. Power mirror stuck in one position
  2. Inability to adjust the mirror vertically
  3. Unusual noise coming from the mirror when attempting to adjust it
  4. Mirror moving erratically when trying to adjust it
  5. Mirror not responding to control inputs

How to Fix B1D2C

  1. Begin by diagnosing the root cause of the issue using a diagnostic scanner to confirm the B1D2C code.
  2. Inspect the mirror vertical motor for any signs of damage or malfunction. Replace the motor if necessary.
  3. Check the wiring in the mirror control circuit for any breaks, frays, or shorts. Repair or replace any damaged wiring.
  4. Test the mirror control switch for proper functionality. Replace the switch if it is found to be faulty.
  5. If the issue persists, inspect the mirror control module for any defects and replace it if needed.

Cost to Fix B1D2C

The cost of repairing a mirror vertical motor control circuit high issue can vary depending on the specific cause of the problem and the vehicle's make and model. On average, the parts for this repair can range from $50 to $200, while the labor costs can range from $100 to $300. Overall, the total cost of this repair could be anywhere from $150 to $500. It's important to note that these are rough estimates, and actual costs may vary based on the factors mentioned earlier. It is recommended to consult with a professional mechanic to get an accurate cost estimate for your specific situation.

Need more information about the B1D2C code?

Need more information on how to fix the B1D2C code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the B1D2C code diagnosed by a professional: Find a repair shop in your area

Code B1D2C Information for Specific Makes

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 B1D2C Code

1. What does the OBDII code B1D2C mean?

The code B1D2C indicates a high voltage issue in the mirror vertical motor control circuit, which is responsible for adjusting the vertical position of a power-adjustable mirror.

2. What are the common symptoms of the B1D2C code?

Symptoms may include the inability to adjust the mirror vertically, a mirror stuck in one position, or no response when using the mirror adjustment controls.

3. What causes the B1D2C code to appear?

Common causes include a faulty mirror motor, damaged wiring or connectors in the mirror control circuit, or a malfunctioning mirror control switch.

4. Can I still drive my car with the B1D2C code active?

Yes, the vehicle is still drivable, but you may have difficulty properly adjusting the side mirror for visibility, which can affect safety.

5. How can I diagnose the B1D2C code?

Start by inspecting the wiring and connectors for damage, test the mirror motor for proper operation, and ensure the control switch is functioning correctly.

6. What tools are needed to fix the B1D2C code?

You may need a multimeter to check voltage, an OBDII scanner to clear the code, and basic tools to access the mirror assembly and wiring.

7. How do I fix the B1D2C code?

Repairs may include replacing the mirror motor, repairing damaged wiring or connectors, or replacing a faulty mirror control switch.

8. Can extreme weather cause the B1D2C code?

Yes, extreme cold or moisture can affect the mirror motor or corrode electrical connections, potentially triggering the code.

9. How much does it cost to repair the B1D2C code issue?

Repair costs vary but generally range from $100 to $300, depending on whether you need to replace the motor, repair wiring, or replace the switch.

10. Can I clear the B1D2C code without fixing the problem?

Clearing the code with an OBDII scanner will not resolve the underlying issue, and the code is likely to return until the problem is fixed.

Discuss the causes and fixes for B1D2C OBDII Code

Code B1D2C comments

No comments found for this page.