OBD Guide

B1644

Mirror Passenger Right Circuit Open

B1644 is an OBD-II diagnostic trouble code meaning: Mirror Passenger Right Circuit Open. Common causes: broken wires in the mirror circuit, mirror motor malfunction. Estimated repair cost: $56–167.

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

Symptoms

  • Passenger's right mirror adjustment does not work
  • Mirror does not move when trying to adjust
  • There may be other errors related to mirrors

Causes

  • Broken wires in the mirror circuit
  • Mirror motor malfunction
  • Wiring harness damage
  • Problems with the mirror control unit

How to Fix

  1. Check the integrity of the wires and harness
  2. Check the operation of the mirror motor
  3. Replace damaged components
  4. Check the mirror control unit

Related codes

FAQ

What does the B1644 code mean?

B1644 is an OBD-II diagnostic trouble code that indicates: Mirror Passenger Right Circuit Open

What causes a B1644 error code?

The most common causes of B1644 include: Broken wires in the mirror circuit; Mirror motor malfunction; Wiring harness damage; Problems with the mirror control unit.

How do I fix a B1644 diagnostic trouble code?

To fix B1644: Check the integrity of the wires and harness. Check the operation of the mirror motor. Replace damaged components. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with B1644?

Limited driving only, diagnose soon

How much does it cost to fix B1644?

The estimated repair cost for B1644 is $56–167. Actual cost depends on your vehicle, location, and labor rates.

See also: Russian version · NationStat