OBD Guide
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B162B

Left Low Beam Control Circuit Low

B162B is an OBD-II diagnostic trouble code meaning: Left Low Beam Control Circuit Low. Common causes: faulty headlight, damaged wiring harness. Estimated repair cost: $22–111.

Severity
⚠️ Medium
Can you drive?
Limited driving only, diagnose soon
Approx. repair cost
$22–111 (est.)

Symptoms

  • Left low beam headlight does not work
  • Flashing headlights
  • Dashboard warning

Causes

  • Faulty headlight
  • Damaged wiring harness
  • Poor contact
  • Headlamp control module (BCM) malfunction
  • Blown fuse

How to Fix

  1. Check the condition of the headlight
  2. Inspect the wiring harness for damage
  3. Check contacts and connectors
  4. Check fuse
  5. Test the headlight control module (BCM)

Related codes

B162AB162CB162D

FAQ

What does the B162B code mean?

B162B is an OBD-II diagnostic trouble code that indicates: Left Low Beam Control Circuit Low

What causes a B162B error code?

The most common causes of B162B include: Faulty headlight; Damaged wiring harness; Poor contact; Headlamp control module (BCM) malfunction.

How do I fix a B162B diagnostic trouble code?

To fix B162B: Check the condition of the headlight. Inspect the wiring harness for damage. Check contacts and connectors. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with B162B?

Limited driving only, diagnose soon

How much does it cost to fix B162B?

The estimated repair cost for B162B is $22–111. Actual cost depends on your vehicle, location, and labor rates.

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See also: Russian version · NationStat