Blind Spot Monitor System Diagnosis System

  1. DESCRIPTION

  1. CHECK DLC3

  1. DIAGNOSIS FUNCTION

  1. ABNORMALITY HISTORY

Blind Spot Monitor System -- Diagnosis System



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 repair it.


CHECK DLC3

  1. Check the DLC3 (LandCruiser RM000003YMD00TX.html).


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.

    1. When the system is unavailable temporarily:
      Multi-information display displays "BSM not available".
    2. When the system is unavailable due to malfunction:
      Multi-information display displays "Check BSM system".

ABNORMALITY HISTORY
HINT:
The abnormality history for a blind spot monitor sensor can be displayed or cleared.

  1. Check abnormality history

    1. Connect the GTS to the DLC3.

    2. Turn the engine switch on (IG).

    3. Turn the GTS on.

    4. Turn the blind spot monitor main switch assembly (multi-function switch) on.

    5. Enter the following menus: Body Electrical / Blind Spot Monitor Master or Blind Spot Monitor Slave / Utility / BSM Master Abnormal History or BSM Slave Abnormal History

    6. Check the results displayed for the abnormality history check.

      HINT:
      1. If "Yes" is displayed, check the suspected area column for each item.
      2. Abnormality history is stored only for the blind spot monitor sensor for which an abnormality has been detected.
      3. If "No" is displayed, proceed to the next suspected area shown in Problem Symptoms Table (LandCruiser RM000004RRZ029X.html).

      Abnormality History Table
      Tester Display
      		Item Explanation
      		Suspected Area
      History of Module Blockage
      		History of blind spot monitor sensor detection problems due to snow, rain, etc. on the bumper
      1. Check if a bumper compatible with the blind spot monitor (such as an original equipment bumper) is installed
      2. Check if any foreign matter is attached to the bumper
      3. Check if any foreign matter is present between the bumper and sensors
      History of Low Voltage
      		History of low supply battery voltage from battery to the blind spot monitor sensor
      		Power Source Circuit (LandCruiser RM000004S2N028X.html)
      History of High Voltage
      		History of high supply battery voltage from battery to the blind spot monitor sensor
      History of Low Temperature
      		History of low temperature for the blind spot monitor sensor
      		Check the outside temperature
      History of High Temperature
      		History of high temperature for the blind spot monitor sensor

  2. Clearing abnormality history

    1. Connect the GTS to the DLC3.

    2. Turn the engine switch on (IG).

    3. Turn the GTS on.

    4. Turn the blind spot monitor main switch assembly (multi-function switch) on.

    5. Enter the following menus: Body Electrical / Blind Spot Monitor Master or Blind Spot Monitor Slave / Utility / BSM Master Abnormal History or BSM Slave Abnormal History

    6. Clear the BSM Master Abnormal History and/or BSM Slave Abnormal History.