Back to B2784 Overview

How to Diagnose B2784

10 owner reports1 diagnostic steps

DIY Diagnostic Checklist

Based on 10 owner reports

Progress0%
Step 1check: every electrical connection that relates to the immobilizer

Root Causesfor B2784

Based on 10 owner reports

Confirmed Causes

  • 1
    back. they recommended replacing the main ecu(20% of cases)
  • 2
    initial issue(20% of cases)

What Didn't Help

Repairs that owners tried but didn't fix the issue

sure if it was the initial issuesure of their test method

Things to Check

Suggested areas to investigate based on similar cases

every electrical connection that relates to the immobilizer

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