DSD Information System
Home >> Toyota >> 2021 >> Highlander LE, 4WD >> Repair and Diagnosis (Single Page) >> Accessories & Equipment >> Drivers Assistance Systems - ADAS >> Blind Spot Monitor System - Diagnostics - Introduction >> Blind Spot Monitor System >> Diagnosis System [11/2023 - ] >> Diagnosis System [11/2023 - ]

Diagnosis System [11/2023 - ]

  1. DESCRIPTION 
    1. Blind spot monitor data and Diagnostic Trouble Codes (DTCs) can be read from the Data Link Connector 3 (DLC3) of the vehicle. When the system seems to be malfunctioning, use the GTS to check for malfunctions and to perform repairs.
  2. CHECK DLC3 
    1. Check the DLC3.

      Refer to GENERAL INFORMATION [12/2019 - ]

  3. DIAGNOSIS FUNCTION 
    1. The blind spot monitor system displays an error message on the multi-information display to inform the driver that the system is unavailable either temporarily or due to a malfunction.
      • When the system is unavailable temporarily:

        Multi-information display displays "Blind Spot Monitor Unavailable See Owner's Manual".

      • When the system is unavailable due to a malfunction:

        Multi-information display displays "Blind Spot Monitor Malfunction Visit Your Dealer".

    2. The RCTA function displays an error message on the multi-information display to inform the driver that the system is unavailable either temporarily or due to a malfunction.
      • When the function is unavailable temporarily:

        Multi-information display displays "Rear Cross Traffic Alert Unavailable See Owner's Manual".

      • When the function is unavailable due to a malfunction:

        Multi-information display displays "Rear Cross Traffic Alert Malfunction Visit Your Dealer".