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Home >> Toyota >> 2017 >> Sienna LE, AWD >> Repair and Diagnosis (Single Page) >> Restraints >> Restraints Control Systems >> Pre-Collision System - Diagnostic Codes & Circuit Tests >> Pre-Collision System >> Diagnostic Codes >> DTC C1A10: Front Radar Sensor [12/2015 - 11/2017] >> Procedure
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DTC C1A10: Front Radar Sensor [12/2015 - 11/2017]: Procedure

  1. REPLACE MILLIMETER WAVE RADAR SENSOR 
    1. Replace the millimeter wave radar sensor (Refer to REMOVAL [12/2015 - 11/2017] ).

    Result: 

    NEXT 

    See step  2

  2. ADJUST MILLIMETER WAVE RADAR SENSOR 
    1. Adjust the millimeter wave radar sensor (Refer to ADJUSTMENT [12/2015 - 11/2017] ).

    Result: 

    NEXT 

    See step  3

  3. CHECK FOR DTC 
    1. Using the Techstream, enter the following menus: Body Electrical / Pre-Collision 2 / Trouble Codes.
    2. Clear the DTCs (Refer to DTC CHECK / CLEAR [12/2015 - 11/2017] ).
    3. Check for DTCs (Refer to DTC CHECK / CLEAR [12/2015 - 11/2017] ).

      OK

      DTC C1A10 is not output.

    Result: 

    OK 

    END 

    Result: 

    NG 

    REPLACE DRIVING SUPPORT ECU 

    (Refer to REMOVAL [12/2015 - 11/2017] )