LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Lexus >> 2016 >> GS 450h Base >> Repair and Diagnosis (Single Page) >> Accessories & Equipment >> Infotainment >> Blind Spot Monitor System (Diagnostic Codes & Circuit Tests) >> Blind Spot Monitor System >> DTC C1AC1: Master Module Horizontal Axis Misalignment [09/2016 - ] >> Procedure
April 5, 2026: LEMON Manuals is launched! Read the announcement.

DTC C1AC1: Master Module Horizontal Axis Misalignment [09/2016 - ]: Procedure

  1. CHECK INSTALLATION CONDITION 
    1. Check the installation condition of the blind spot monitor sensor RH (See page. Refer to INSTALLATION [09/2014 - ] ).

      HINT: 

      Take the appropriate action in accordance with the result.

    Result:  NEXT

    NEXT 

    See step  2

  2. PERFORM BEAM AXIS CONFIRMATION 
    1. Install the rear bumper.

      Refer to REMOVAL [09/2016 - ]

    2. Perform Blind Spot Monitor Beam Axis Confirmation using the Techstream (See page. Refer to OPERATION CHECK [09/2016 - ] ).

    Result:  OK

    OK 

    END 

    Result:  NG

    NG 

    REPLACE BLIND SPOT MONITOR SENSOR RH 

    (See page. Refer to REMOVAL [09/2014 - ] )