OBD Guide
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B28A1

EyeSight Communication

B28A1 is an OBD-II diagnostic trouble code meaning: EyeSight Communication. Common causes: wiring harness damage, eyesight cameras malfunction. Estimated repair cost: $56–167.

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

Symptoms

  • Disabling EyeSight
  • A warning appears on the dashboard
  • Adaptive cruise control malfunction

Causes

  • Wiring harness damage
  • EyeSight cameras malfunction
  • Software glitch
  • Problems with the control unit

How to Fix

  1. Check wiring harness for damage
  2. Scan the system for other errors
  3. Update EyeSight system software
  4. Check EyeSight cameras for functionality

Related codes

B28A0B28A2

FAQ

What does the B28A1 code mean?

B28A1 is an OBD-II diagnostic trouble code that indicates: EyeSight Communication

What causes a B28A1 error code?

The most common causes of B28A1 include: Wiring harness damage; EyeSight cameras malfunction; Software glitch; Problems with the control unit.

How do I fix a B28A1 diagnostic trouble code?

To fix B28A1: Check wiring harness for damage. Scan the system for other errors. Update EyeSight system software. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with B28A1?

Limited driving only, diagnose soon

How much does it cost to fix B28A1?

The estimated repair cost for B28A1 is $56–167. Actual cost depends on your vehicle, location, and labor rates.

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See also: Russian version · NationStat