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Home >> Lexus >> 2015 >> IS 250 Base, AWD >> Repair and Diagnosis (Single Page) >> Accessories & Equipment >> Drivers Assistance Systems - ADAS >> Blind Spot Monitor System - Diagnostics - Introduction >> Blind Spot Monitor System >> Operation Check [04/2013 - 10/2016] >> Operation Check [04/2013 - 10/2016]

Operation Check [04/2013 - 10/2016]

  1. BLIND SPOT MONITOR BEAM AXIS INSPECTION 
    1. Procedure to enter Test Mode
      1. Connect the Techstream to the DLC3.
      2. Turn the engine switch on (IG).
      3. Turn the blind spot monitor main switch (warning canceling switch assembly) on.
      4. Turn the Techstream on.
      5. Switch the blind spot monitor sensor to Test Mode using the Techstream.

        Enter the following menus: Body Electrical / Blind Spot Monitor Master or Blind Spot Monitor Slave / Utility / BSM Master Beam Axis Inspection or BSM Slave Beam Axis Inspection.

        Body Electrical > Blind Spot Monitor Master > Utility 

        Tester Display
        BSM Master Beam Axis Inspection

        Body Electrical > Blind Spot Monitor Slave > Utility 

        Tester Display
        BSM Slave Beam Axis Inspection
      6. Finish Test Mode.
  2. BLIND SPOT MONITOR BEAM AXIS CONFIRMATION 
    1. When performing the blind spot monitor beam axis confirmation, move the vehicle to a place where the space shown in the illustration can be secured.
      GTY444362Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      NOTE:
      • Perform this inspection on level ground.
      • Make sure that there are no metal objects around the vehicle or on the ground.
      • Unload the vehicle before beginning the inspection.
      • Confirm that the tire pressure is correct before beginning the inspection.
      • Do not place an object other than the reflector (such as a large metallic object) in or allow people to enter the inspection area (W 9 m (29.53 ft.) x L 10 m (32.81 ft.) x H 4 m (13.12 ft.)) shown in the illustration.
      • Check that DTC C1ABB and DTC C1ABC are not output.
    2. Place the reflector.
      1. Hang a string (with weight) from the center of the vehicle's rear emblem. Mark the vehicle's rear center point on the ground. Repeat for the front of the vehicle. (Mark (A) and (B))
      2. Draw a vehicle center line so that it passes through mark (A) and (B) (front and rear center points).
        GTY376075Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      3. Mark the position on the center line 501 mm (1.64 ft.) behind the rear bumper. (Mark (C))
        GTY457472Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      4. Prepare 2 pieces of string of 600 mm (1.97 ft.) in length and secure the end of each string at a point 300 mm (11.8 in.) from mark (C) as shown in the illustration.
        GTY444944Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      5. Pull the end of each string and mark the position where each string meets on the left side. (Mark (D))
        GTY437050Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      6. Draw a line (P) so that it passes through mark (D) and is perpendicular to the vehicle center line.
        GTY452503Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      7. Mark the position on the center line 471 mm (1.54 ft.) behind the rear bumper. (Mark (E))
        GTY365113Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      8. Prepare 2 pieces of string of 600 mm (1.97 ft.) in length and secure the end of each string at a point 300 mm (11.8 in.) from mark (E) as shown in the illustration.
        GTY444943Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      9. Pull the end of each string and mark the position where each string meets on the right side. (Mark (F))
        GTY442342Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      10. Draw a line (Q) so that it passes through mark (F) and is perpendicular to the vehicle center line.
        GTY453545Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      11. Set the reflector at the position (Z) shown in the illustration below.
        • SST: 09870-60000 
          1. 09870-60010
        • SST: 09870-60040 
        GTY467086Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
        NOTE:
        • Set the reflector so that its center is 563.7 mm (1.85 ft.) above the ground.
          GTY465395Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
        • The center of triangular pyramid is the reference point for the setting position and angle.
          GTY429766Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    3. Perform the blind spot monitor beam axis display.
      1. Connect the Techstream to the DLC3.
      2. Turn the engine switch on (IG).
      3. Turn the blind spot monitor main switch (warning canceling switch assembly) on.
      4. Turn the Techstream on.
      5. Enter the following menus: Body Electrical / Blind Spot Monitor Master or Blind Spot Monitor Slave / Utility / BSM Master Beam Axis Display or BSM Slave Beam Axis Display.

        Body Electrical > Blind Spot Monitor Master > Utility 

        Tester Display
        BSM Master Beam Axis Display

        Body Electrical > Blind Spot Monitor Slave > Utility 

        Tester Display
        BSM Slave Beam Axis Display
      6. Check the results displayed for the BSM beam axis display.

        Allowable Range

        Item Blind Spot Monitor Sensor LH (Master) Blind Spot Monitor Sensor RH (Slave)
        Angle -3.6 to +3.6° -3.6 to +3.6°
        Distance 2.0 to 3.0 m
        (6.56 to 9.84 ft.)
        2.0 to 3.0 m
        (6.56 to 9.84 ft.)

        HINT: 

        If the results are outside the allowable range, try again as the reflector setting position may be incorrect or a metal object may exist near the detection area.

    4. Perform the blind spot monitor beam axis adjustment.
      1. Enter the following menus: Body Electrical / Blind Spot Monitor Master or Blind Spot Monitor Slave / Utility / BSM Master Beam Axis Adjustment or BSM Slave Beam Axis Adjustment.

        HINT: 

        When values on the axis display are in the allowable range, performing this adjustment compensates the values to the normal value.

        Body Electrical > Blind Spot Monitor Master > Utility 

        Tester Display
        BSM Master Beam Axis Adjustment

        Body Electrical > Blind Spot Monitor Slave > Utility 

        Tester Display
        BSM Slave Beam Axis Adjustment
  3. BLIND SPOT MONITOR SENSOR INSTALLATION CONDITION INSPECTION 
    NOTE:
    • Perform this inspection on level ground.
    • Unload the vehicle before beginning the inspection.
    • Confirm that the tire pressure is correct before beginning the inspection.
    1. Remove the rear bumper.

      Refer to REMOVAL [04/2013 - 10/2016]

    2. Attach a jig similar to the one shown in the illustration to the outward facing surface of the blind spot monitor sensor and check that the blind spot monitor sensor is perpendicular to the floor surface or within the allowable range.
      GTY318888Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      GTY430141Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      STANDARD

        A B
      Blind spot monitor sensor LH (Master) 8 mm
      (0.315 in.)
      -8 mm
      (-0.315 in.)
      Blind spot monitor sensor RH (Slave) 8 mm
      (0.315 in.)
      -8 mm
      (-0.315 in.)
    3. Using the sensor installation stud bolt center lines as a reference, check that the stud bolts are as shown in the illustration.

      Standard

      Dimension Specified Value
      y 29 to 42 mm
      (1.14 to 1.65 in.)
      GTY450756Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002