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Home >> Lexus >> 2020 >> RX 450h Base >> Repair and Diagnosis (Single Page) >> Accessories & Equipment >> Entertainment Systems >> Audio And Visual System (12.3 Inch Display) (Diagnostic Codes & Symptom Tests) >> AUDIO AND VISUAL SYSTEM (for 12.3 Inch Display) >> DTC B15F5: Air Conditioner ECU Vehicle Information Reading/Writing Processor Malfunction [08/2019 - ] >> Description

DTC B15F5: Air Conditioner ECU Vehicle Information Reading/Writing Processor Malfunction [08/2019 - ]: Description

This DTC is stored when items controlled by the air conditioning amplifier assembly cannot be customized via the audio and visual system vehicle customization screen.

HINT: 

The air conditioning amplifier assembly controls the air conditioning system related items that are customizable via the multi-display assembly screen.

DTC No. Detection Item DTC Detection Condition Trouble Area
B15F5 Air Conditioner ECU Vehicle Information Reading/Writing Processor Malfunction Air conditioning amplifier assembly vehicle setting processing malfunction
  • CAN communication system
  • Air conditioning system
  • Air conditioning amplifier assembly
  • Radio receiver assembly
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