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Home >> Lexus >> 2022 >> RX 450hL >> Repair and Diagnosis >> Electrical >> Gauges >> Meter / Gauge System (Diagnostic Codes) (2 Of 2) & Symptom Tests >> Meter / Gauge System >> DTC B150A: Lost Communication with HMI-LAN [10/2015 - 12/2017] >> Description

DTC B150A: Lost Communication with HMI-LAN [10/2015 - 12/2017]: Description

The combination meter assembly receives text data signals from the radio receiver assembly via local bus communication.

Based on these signals, navigation system information is displayed on the multi-information display.

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

DTC No. Detection Item DTC Detection Condition Trouble Area Memory Note
B150A Lost Communication with HMI-LAN After the combination meter assembly receives a registration information signal, which is sent by the radio receiver assembly when the power switch is on (ACC), 1 or more times, the combination meter assembly cannot receive the signal for 30 seconds or more.
  • Harness or connector
  • Radio receiver assembly
  • Combination meter assembly
DTC stored -