OBD Guide
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B28B7

Stereo Camera Lane Departure Off Switch

B28B7 is an OBD-II diagnostic trouble code meaning: Stereo Camera Lane Departure Off Switch. Common causes: open or short circuit in wiring harness, oxidation of button contacts. Estimated repair cost: $56–167.

Severity
⚠️ Medium
Can you drive?
Do not drive — repair immediately
Approx. repair cost
$56–167 (est.)

Symptoms

  • Error message on the dashboard
  • Inability to turn off the warning system with a button
  • Spontaneous system shutdown

Causes

  • Open or short circuit in wiring harness
  • Oxidation of button contacts
  • Malfunction of the shutdown button itself
  • Problems with the stereo camera module

How to Fix

  1. Check the integrity of the wiring harness to the button
  2. Test the button with a multimeter
  3. Clean the button contacts from oxides
  4. Replace the button if necessary
  5. Scan for other ADAS fault codes

Related codes

B28B5B28B6C1A20

FAQ

What does the B28B7 code mean?

B28B7 is an OBD-II diagnostic trouble code that indicates: Stereo Camera Lane Departure Off Switch

What causes a B28B7 error code?

The most common causes of B28B7 include: Open or short circuit in wiring harness; Oxidation of button contacts; Malfunction of the shutdown button itself; Problems with the stereo camera module.

How do I fix a B28B7 diagnostic trouble code?

To fix B28B7: Check the integrity of the wiring harness to the button. Test the button with a multimeter. Clean the button contacts from oxides. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with B28B7?

Do not drive — repair immediately

How much does it cost to fix B28B7?

The estimated repair cost for B28B7 is $56–167. Actual cost depends on your vehicle, location, and labor rates.

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See also: Russian version · NationStat