OBD Guide

B1744

Mirror Passenger Vertical Switch Circuit Short To Ground

B1744 is an OBD-II diagnostic trouble code meaning: Mirror Passenger Vertical Switch Circuit Short To Ground. Common causes: wiring harness damage, mirror adjustment switch malfunction. Estimated repair cost: $56–167.

Severity
Low
Can you drive?
Yes, but get it checked soon
Approx. repair cost
$56–167 (est.)

Symptoms

  • Inability to adjust the passenger mirror in the vertical plane
  • Electric mirror malfunction
  • Warning light on the dashboard

Causes

  • Wiring harness damage
  • Mirror adjustment switch malfunction
  • Short circuit to ground
  • Connection problems
  • Electric mirror malfunction

How to Fix

  1. Check the condition of the wiring harness in the mirror area
  2. Diagnose the mirror adjustment switch
  3. Check the continuity of the circuit and the absence of a short circuit
  4. Replace damaged components
  5. Reset error and check functionality

FAQ

What does the B1744 code mean?

B1744 is an OBD-II diagnostic trouble code that indicates: Mirror Passenger Vertical Switch Circuit Short To Ground

What causes a B1744 error code?

The most common causes of B1744 include: Wiring harness damage; Mirror adjustment switch malfunction; Short circuit to ground; Connection problems.

How do I fix a B1744 diagnostic trouble code?

To fix B1744: Check the condition of the wiring harness in the mirror area. Diagnose the mirror adjustment switch. Check the continuity of the circuit and the absence of a short circuit. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with B1744?

Yes, but get it checked soon

How much does it cost to fix B1744?

The estimated repair cost for B1744 is $56–167. Actual cost depends on your vehicle, location, and labor rates.

See also: Russian version · NationStat