OBD Guide

B1DD0

Mirror Heater Control Circuit Short

B1DD0 is an OBD-II diagnostic trouble code meaning: Mirror Heater Control Circuit Short. Common causes: wiring harness damage, malfunction of the heated mirror relay. Estimated repair cost: $56–167.

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

Symptoms

  • Heated mirror does not work
  • Check Engine Light Is On
  • Possible problems with other electronic systems

Causes

  • Wiring harness damage
  • Malfunction of the heated mirror relay
  • Short circuit in the mirror itself
  • Problems with the control unit

How to Fix

  1. Check wiring harness for damage
  2. Check the mirror heating relay
  3. Check the mirror for a short circuit
  4. Check the control unit for errors
  5. Replace damaged components

Related codes

FAQ

What does the B1DD0 code mean?

B1DD0 is an OBD-II diagnostic trouble code that indicates: Mirror Heater Control Circuit Short

What causes a B1DD0 error code?

The most common causes of B1DD0 include: Wiring harness damage; Malfunction of the heated mirror relay; Short circuit in the mirror itself; Problems with the control unit.

How do I fix a B1DD0 diagnostic trouble code?

To fix B1DD0: Check wiring harness for damage. Check the mirror heating relay. Check the mirror for a short circuit. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with B1DD0?

Limited driving only, diagnose soon

How much does it cost to fix B1DD0?

The estimated repair cost for B1DD0 is $56–167. Actual cost depends on your vehicle, location, and labor rates.

See also: Russian version · NationStat