OBD Guide
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B28AA

Stereo Camera Microcomputer 1

B28AA is an OBD-II diagnostic trouble code meaning: Stereo Camera Microcomputer 1. Common causes: damage to stereo camera wiring harness, malfunctions in microcomputer software. Estimated repair cost: $167–556.

Severity
🔴 High
Can you drive?
Do not drive — repair immediately
Approx. repair cost
$167–556 (est.)

Symptoms

  • Disabling Driver Assistance Systems (ADAS)
  • Warning messages on the dashboard
  • Incorrect operation of adaptive cruise control
  • Malfunctions in the emergency braking system

Causes

  • Damage to stereo camera wiring harness
  • Malfunctions in microcomputer software
  • Mechanical damage to the camera
  • Connection problems/contact oxidation
  • Failure of the microcomputer itself

How to Fix

  1. Scanning error memory with other codes
  2. Checking the connections and condition of the wiring harness
  3. Camera power diagnostics
  4. Hard reset/system reboot
  5. Camera software update
  6. Replacing the stereo camera if necessary

Related codes

B28ABU0121U0155

FAQ

What does the B28AA code mean?

B28AA is an OBD-II diagnostic trouble code that indicates: Stereo Camera Microcomputer 1

What causes a B28AA error code?

The most common causes of B28AA include: Damage to stereo camera wiring harness; Malfunctions in microcomputer software; Mechanical damage to the camera; Connection problems/contact oxidation.

How do I fix a B28AA diagnostic trouble code?

To fix B28AA: Scanning error memory with other codes. Checking the connections and condition of the wiring harness. Camera power diagnostics. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with B28AA?

Do not drive — repair immediately

How much does it cost to fix B28AA?

The estimated repair cost for B28AA is $167–556. Actual cost depends on your vehicle, location, and labor rates.

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See also: Russian version · NationStat