OBD Guide

B16AA

High Beam Camera Alignment Performance Bottom

B16AA is an OBD-II diagnostic trouble code meaning: High Beam Camera Alignment Performance Bottom. Common causes: camera/sensor displacement due to impact, camera lens is dirty or damaged. Estimated repair cost: $56–278.

Severity
⚠️ Medium
Can you drive?
Limited driving only, diagnose soon
Approx. repair cost
$56–278 (est.)

Symptoms

  • Adaptive high beam does not go down in the right situations
  • Warning icon on dashboard
  • The system goes into emergency mode (constant low beam)

Causes

  • Camera/sensor displacement due to impact
  • Camera lens is dirty or damaged
  • Open/short circuit in wiring harness
  • Control unit software failure
  • Mechanical fault of the servo drive

How to Fix

  1. Visual inspection of the camera and mounts
  2. Checking power supply and harness integrity
  3. Cleaning the Camera Lens
  4. Software recalibration of equipment (special equipment required)
  5. Replacing the camera/servo drive in case of malfunction

Related codes

FAQ

What does the B16AA code mean?

B16AA is an OBD-II diagnostic trouble code that indicates: High Beam Camera Alignment Performance Bottom

What causes a B16AA error code?

The most common causes of B16AA include: Camera/sensor displacement due to impact; Camera lens is dirty or damaged; Open/short circuit in wiring harness; Control unit software failure.

How do I fix a B16AA diagnostic trouble code?

To fix B16AA: Visual inspection of the camera and mounts. Checking power supply and harness integrity. Cleaning the Camera Lens. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with B16AA?

Limited driving only, diagnose soon

How much does it cost to fix B16AA?

The estimated repair cost for B16AA is $56–278. Actual cost depends on your vehicle, location, and labor rates.

See also: Russian version · NationStat