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Home >> Lexus >> 2023 >> LX 600 Base >> Repair and Diagnosis (Single Page) >> Restraints >> Air Bag, SRS >> Airbag System - Diagnostic Codes (6 Of 6) & Symptom Tests >> Airbag System >> DTC U0126-87: Lost Communication with Steering Angle Sensor Module Missing Message; DTC U0129-87: Lost Communication with Brake System Control Module Missing Message; DTC U0235-87: Lost Communication with Cruise Control Front Distance Range Sensor Single Sensor or Center Missing Message; DTC U023A-87: Lost Communication with Image Processing Module "A" Missing Message [12/2021 - ] >> Description
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DTC U0126-87: Lost Communication with Steering Angle Sensor Module Missing Message; DTC U0129-87: Lost Communication with Brake System Control Module Missing Message; DTC U0235-87: Lost Communication with Cruise Control Front Distance Range Sensor Single Sensor or Center Missing Message; DTC U023A-87: Lost Communication with Image Processing Module "A" Missing Message [12/2021 - ]: Description

DTC No. Detection Item DTC Detection Condition Trouble Area Warning Indicate DTC Output from Priority Test Mode / Check Mode
U0126-87 Lost Communication with Steering Angle Sensor Module Missing Message Communication stop occurs between the airbag ECU assembly and steering sensor continuously for approximately 2 second or more.
  • CAN communication system
  • Airbag ECU assembly
  • Steering sensor
 Comes on SRS Airbag B Not applicable
U0129-87 Lost Communication with Brake System Control Module Missing Message Communication stop occurs between the airbag ECU assembly and brake actuator assembly (No. 2 skid control ECU) continuously for approximately 2 second or more.
  • CAN communication system
  • Airbag ECU assembly
  • Brake actuator assembly (No. 2 skid control ECU assembly)
 Comes on SRS Airbag B Not applicable
U0235-87 Lost Communication with Cruise Control Front Distance Range Sensor Single Sensor or Center Missing Message Communication stop occurs between the airbag ECU assembly and millimeter wave radar sensor assembly continuously for approximately 10 second or more.
  • CAN communication system
  • Airbag ECU assembly
  • Millimeter radar sensor assembly
 Comes on SRS Airbag B Not applicable
U023A-87 Lost Communication with Image Processing Module "A" Missing Message Communication stop occurs between the airbag ECU assembly and forward recognition camera continuously for approximately 10 second or more.
  • CAN communication system
  • Airbag ECU assembly
  • Forward Recognition Camera
 Comes on SRS Airbag B Not applicable
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