OBD Guide

B1D1F

Mirror Vertical Motor Control Circuit Low

B1D1F is an OBD-II diagnostic trouble code meaning: Mirror Vertical Motor Control Circuit Low. Common causes: open or short circuit in wiring harness, mirror motor malfunction. Estimated repair cost: $56–167.

Severity
Low
Can you drive?
Do not drive — repair immediately
Approx. repair cost
$56–167 (est.)

Symptoms

  • Vertical mirror adjustment does not work
  • Mirror does not move up or down
  • Intermittent operation of the mirror motor

Causes

  • Open or short circuit in wiring harness
  • Mirror motor malfunction
  • Problems with the mirror control unit
  • Corrosion of contacts in connectors

How to Fix

  1. Check the wiring harness for breaks and short circuits
  2. Check the mirror motor for serviceability
  3. Inspect connectors for corrosion or poor connections.
  4. Check the mirror control unit

Related codes

FAQ

What does the B1D1F code mean?

B1D1F is an OBD-II diagnostic trouble code that indicates: Mirror Vertical Motor Control Circuit Low

What causes a B1D1F error code?

The most common causes of B1D1F include: Open or short circuit in wiring harness; Mirror motor malfunction; Problems with the mirror control unit; Corrosion of contacts in connectors.

How do I fix a B1D1F diagnostic trouble code?

To fix B1D1F: Check the wiring harness for breaks and short circuits. Check the mirror motor for serviceability. Inspect connectors for corrosion or poor connections.. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with B1D1F?

Do not drive — repair immediately

How much does it cost to fix B1D1F?

The estimated repair cost for B1D1F is $56–167. Actual cost depends on your vehicle, location, and labor rates.

See also: Russian version · NationStat