Fault Code Guides
-
Code U0401: Invalid Data Received From ECM – Diagnosing Network Logic Errors and Powertrain Miscommunications -
Code U0293: Lost Communication With Hybrid Module – Diagnosing High-Voltage Network Failures and Hybrid System Lockouts -
Code U023A: Lost Communication With Image Processing Module – Diagnosing ADAS Component Blackouts and Camera Failures -
Code U0200: Lost Communication With Door Module – Diagnosing Power Window, Lock, and Mirror Network Blackouts -
Code U0184: Lost Communication With Radio – Diagnosing Infotainment Blackouts and Audio Network Drops -
Code U0164: Lost Communication With HVAC – Diagnosing Climate Control Blackouts and Network Outages
