OBD Guide

B168A

Right Headlamp Leveling Motor Control Circuit Performance

B168A is an OBD-II diagnostic trouble code meaning: Right Headlamp Leveling Motor Control Circuit Performance. Common causes: open or short circuit in wiring harness, malfunction of the headlight range control motor. Estimated repair cost: $56–167.

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

Symptoms

  • Incorrect right headlight angle
  • Flashing or unstable operation of the right headlight
  • Error message on the dashboard

Causes

  • Open or short circuit in wiring harness
  • Malfunction of the headlight range control motor
  • Problems with the headlight control unit
  • Oxidation of contacts or poor connection

How to Fix

  1. Check the wiring harness for damage
  2. Check the operation of the headlight range control motor
  3. Check connections and contacts
  4. If necessary, replace the corrector motor or control unit

Related codes

FAQ

What does the B168A code mean?

B168A is an OBD-II diagnostic trouble code that indicates: Right Headlamp Leveling Motor Control Circuit Performance

What causes a B168A error code?

The most common causes of B168A include: Open or short circuit in wiring harness; Malfunction of the headlight range control motor; Problems with the headlight control unit; Oxidation of contacts or poor connection.

How do I fix a B168A diagnostic trouble code?

To fix B168A: Check the wiring harness for damage. Check the operation of the headlight range control motor. Check connections and contacts. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with B168A?

Limited driving only, diagnose soon

How much does it cost to fix B168A?

The estimated repair cost for B168A is $56–167. Actual cost depends on your vehicle, location, and labor rates.

See also: Russian version · NationStat