OBD Guide
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B2324

Mirror Driver Vertical Feedback Potentiometer Circuit Failure

B2324 is an OBD-II diagnostic trouble code meaning: Mirror Driver Vertical Feedback Potentiometer Circuit Failure. Common causes: open or short circuit in feedback circuit, potentiometer fault. Estimated repair cost: $56–167.

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

Symptoms

  • The mirror does not move vertically
  • The mirror moves jerkily
  • Mirror does not save position settings

Causes

  • Open or short circuit in feedback circuit
  • Potentiometer fault
  • Wiring harness damage
  • Problems with the mirror control unit

How to Fix

  1. Check the integrity of the wiring harness
  2. Check potentiometer resistance
  3. Check the presence of power and ground at the potentiometer connectors
  4. Replace potentiometer if necessary
  5. Check the mirror control unit

Related codes

B2325B2326

FAQ

What does the B2324 code mean?

B2324 is an OBD-II diagnostic trouble code that indicates: Mirror Driver Vertical Feedback Potentiometer Circuit Failure

What causes a B2324 error code?

The most common causes of B2324 include: Open or short circuit in feedback circuit; Potentiometer fault; Wiring harness damage; Problems with the mirror control unit.

How do I fix a B2324 diagnostic trouble code?

To fix B2324: Check the integrity of the wiring harness. Check potentiometer resistance. Check the presence of power and ground at the potentiometer connectors. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with B2324?

Limited driving only, diagnose soon

How much does it cost to fix B2324?

The estimated repair cost for B2324 is $56–167. Actual cost depends on your vehicle, location, and labor rates.

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See also: Russian version · NationStat