OBD Guide

B1D2E

Passenger Mirror Horizontal Motor Control Circuit Performance

B1D2E is an OBD-II diagnostic trouble code meaning: Passenger Mirror Horizontal Motor Control Circuit Performance. Common causes: open or short circuit in wiring harness, malfunction of the solenoid valve (solenoid). Estimated repair cost: $56–167.

Severity
⚠️ Medium
Can you drive?
Limited driving only, diagnose soon
Approx. repair cost
$56–167 (est.)

Symptoms

  • Passenger mirror does not move horizontally
  • The mirror moves jerkily
  • The mirror does not respond to commands from the switch

Causes

  • Open or short circuit in wiring harness
  • Malfunction of the solenoid valve (solenoid)
  • Problems with the mirror switch
  • Mirror motor malfunction

How to Fix

  1. Check wiring harness for damage
  2. Check the operation of the mirror switch
  3. Check the voltage on the mirror motor
  4. Replace mirror motor if necessary

Related codes

FAQ

What does the B1D2E code mean?

B1D2E is an OBD-II diagnostic trouble code that indicates: Passenger Mirror Horizontal Motor Control Circuit Performance

What causes a B1D2E error code?

The most common causes of B1D2E include: Open or short circuit in wiring harness; Malfunction of the solenoid valve (solenoid); Problems with the mirror switch; Mirror motor malfunction.

How do I fix a B1D2E diagnostic trouble code?

To fix B1D2E: Check wiring harness for damage. Check the operation of the mirror switch. Check the voltage on the mirror motor. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with B1D2E?

Limited driving only, diagnose soon

How much does it cost to fix B1D2E?

The estimated repair cost for B1D2E is $56–167. Actual cost depends on your vehicle, location, and labor rates.

See also: Russian version · NationStat