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Home >> Lexus >> 2017 >> LX 570 >> Repair and Diagnosis >> Accessories & Equipment >> Gauges & Instrument Panels >> HEADUP Display System - Diagnostic Codes & Circuit Tests >> HEADUP Display System >> DTC B150A: Lost Communication with HMI-LAN [09/2015 - ] >> Description

DTC B150A: Lost Communication with HMI-LAN [09/2015 - ]: Description

The meter mirror assembly receives signals from the multi-media module receiver assembly via the local bus communication line and displays audio and navigation system information on the headup display.

This DTC is stored when the meter mirror assembly cannot receive the signal.

DTC Code DTC Detection Condition Trouble Area
B150A After the meter mirror assembly receives a registration information signal, which is sent by the multi-media module receiver assembly when the engine switch is on (ACC), 1 or more times, the combination meter assembly cannot receive the signal for 30 seconds or more.
  • Harness or connector
  • Multi-media module receiver assembly
  • Meter mirror assembly