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Home >> Lexus >> 2021 >> LS 500 Base, AWD >> Repair and Diagnosis >> Brakes >> Mechanical - Hydraulic >> Electronically Controlled Brake System (W/ Vacuum Brake Booster) - Diagnostic Codes (4 Of 4) & Symptom Tests >> ELECTRONICALLY CONTROLLED BRAKE SYSTEM (w/ Vacuum Brake Booster) >> DTC C147D: Air Bag Circuit [12/2017 - 09/2018] >> Procedure

DTC C147D: Air Bag Circuit [12/2017 - 09/2018]: Procedure

  1. CHECK DTC (AIRBAG SYSTEM) 
    1. Check if airbag system DTCs are output.

      Refer to DTC CHECK / CLEAR [12/2017 - 10/2023]

      Body Electrical > SRS Airbag > Trouble Codes 

      Result

      Result Proceed to
      DTCs are not output A
      DTCs are output B

    Result: 

    A 

    REPLACE BRAKE ACTUATOR ASSEMBLY. Refer to  REMOVAL [12/2017 - 09/2018] 

    Result: 

    B 

    GO TO DIAGNOSTIC TROUBLE CODE CHART (AIRBAG SYSTEM). Refer to  DIAGNOSTIC TROUBLE CODE CHART [12/2017 - 09/2018]