OBD Guide

B2287

LIN Communication Master Malfunction

B2287 is an OBD-II diagnostic trouble code meaning: LIN Communication Master Malfunction. Common causes: open or short circuit in the lin bus wiring harness, faulty lin bus main module. Estimated repair cost: $56–167.

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

Symptoms

  • Inoperative or incorrectly functioning systems connected to the LIN bus
  • Check Engine Light Illuminates
  • Problems with climate control or lighting

Causes

  • Open or short circuit in the LIN bus wiring harness
  • Faulty LIN bus main module
  • Module power problems
  • Corrosion of contacts or connectors

How to Fix

  1. Check the integrity of the LIN bus wiring harness
  2. Check main module power supply
  3. Inspect contacts and connectors for corrosion
  4. Replace the main LIN bus module if necessary

Related codes

FAQ

What does the B2287 code mean?

B2287 is an OBD-II diagnostic trouble code that indicates: LIN Communication Master Malfunction

What causes a B2287 error code?

The most common causes of B2287 include: Open or short circuit in the LIN bus wiring harness; Faulty LIN bus main module; Module power problems; Corrosion of contacts or connectors.

How do I fix a B2287 diagnostic trouble code?

To fix B2287: Check the integrity of the LIN bus wiring harness. Check main module power supply. Inspect contacts and connectors for corrosion. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with B2287?

Do not drive — repair immediately

How much does it cost to fix B2287?

The estimated repair cost for B2287 is $56–167. Actual cost depends on your vehicle, location, and labor rates.

See also: Russian version · NationStat