OBD Guide

B2354

Driver Mirror Horizontal / Vertical Feedback Potentiometer Circuit Open

B2354 is an OBD-II diagnostic trouble code meaning: Driver Mirror Horizontal / Vertical Feedback Potentiometer Circuit Open. Common causes: broken wires in the mirror harness, oxidation of connector contacts. Estimated repair cost: $22–167.

Severity
Low
Can you drive?
Yes, but get it checked soon
Approx. repair cost
$22–167 (est.)

Symptoms

  • Inability to adjust the mirror electrically
  • Resetting the mirror position every time the ignition is turned on
  • Incorrect operation of the mirror position memory
  • Spontaneous movement of the mirror

Causes

  • Broken wires in the mirror harness
  • Oxidation of connector contacts
  • Feedback potentiometer fault
  • Damage to the electric mirror drive
  • Problems with the mirror control unit

How to Fix

  1. Check the integrity of the mirror wiring harness
  2. Clean connector contacts
  3. Check potentiometer resistance
  4. Test the operation of the electric drive
  5. Check the power and ground circuits
  6. Replace the faulty component (drive or potentiometer)

Related codes

FAQ

What does the B2354 code mean?

B2354 is an OBD-II diagnostic trouble code that indicates: Driver Mirror Horizontal / Vertical Feedback Potentiometer Circuit Open

What causes a B2354 error code?

The most common causes of B2354 include: Broken wires in the mirror harness; Oxidation of connector contacts; Feedback potentiometer fault; Damage to the electric mirror drive.

How do I fix a B2354 diagnostic trouble code?

To fix B2354: Check the integrity of the mirror wiring harness. Clean connector contacts. Check potentiometer resistance. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with B2354?

Yes, but get it checked soon

How much does it cost to fix B2354?

The estimated repair cost for B2354 is $22–167. Actual cost depends on your vehicle, location, and labor rates.

See also: Russian version · NationStat