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Home >> Lexus >> 2021 >> RX 350L AWD >> Repair and Diagnosis (Single Page) >> Accessories & Equipment >> Exterior Lights >> Lighting System (W/O Automatic Headlight Beam Level Control System) - Diagnostics - Introduction >> LIGHTING SYSTEM (w/o Automatic Headlight Beam Level Control System) >> Customize Parameters [09/2015 - 12/2017] >> Customize Parameters [09/2015 - 12/2017]
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Customize Parameters [09/2015 - 12/2017]

  1. CUSTOMIZE LIGHTING SYSTEM (EXT) 
    NOTE:
    • When the customer requests a change in a function, first make sure that the function can be customized.
    • Be sure to make a note of the current settings before customizing.
    • When troubleshooting a function, first make sure that the function is set to the default setting.

    HINT: 

    The following items can be customized.

    1. Customizing with the Techstream
      1. Connect the Techstream to the DLC3.
      2. Turn the engine switch on (IG).
      3. Turn the Techstream on.
      4. Enter the following menus: Body Electrical / Main Body / Utility / Customize / Light Control, Illuminated Entry or Warning.
      5. Select the setting by referring to the chart below.

        Light Control 

        Tester Display Description Default Setting ECU
        Disp Ex ON Sen Changes the ambient brightness level required to dim the lights such as the indicator lights of the combination meter, A/C indicator light and clock.*A NORMAL 000:NORMAL, 001:DARK2, 010:DARK1, 011:LIGHT1, 100:LIGHT2 Main Body ECU (Multiplex Network Body ECU)
        Disp Ex OFF Sen Changes the ambient brightness level required to cancel the dimming of the lights such as the indicator lights of the combination meter, A/C indicator light and clock.*B NORMAL 000:NORMAL, 001:DARK2, 010:DARK1, 011:LIGHT1, 100:LIGHT2 Main Body ECU (Multiplex Network Body ECU)
        Light Auto OFF Delay Keep the headlights on for a certain period of time after turning the engine switch off and closing all of doors with the low beam headlights on. 30 s 00:OFF, 01:30 s, 10:60 s, 11:90 s Main Body ECU (Multiplex Network Body ECU)
        Sensitivity Adjusts the sensitivity of the automatic light control system.*C Normal 000:Normal, 001:Dark2, 010:Dark1, 011:Light1, 100:Light2 Main Body ECU (Multiplex Network Body ECU)
        DRL Function Turns the DRL function on/off.* ON 0:OFF, 1:ON Main Body ECU (Multiplex Network Body ECU)
        Light up Clearance Lights at Door Unlock Function Turns on the clearance lights and the taillights for 15 seconds when the doors are unlocked by the smart key or the wireless key. ON 0:OFF, 1:ON Main Body ECU (Multiplex Network Body ECU)
        1. *: Vehicles displaying the Item "DRL Function" on the Techstream

        HINT: 

        The sensitivity adjustment may be difficult to confirm. Check by driving the vehicle.

        1. *A
          GTY424915Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
        2. *B
          GTY424905Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
        3. *C
          GTY424906Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

        Illuminated Entry 

        Tester Display Description Default Setting ECU
        Mirr-Foot-Lgt Approached/Exterior Light Approached Lights up the outside handle foot lights when a key enters any actuation area around the doors. ON 0:OFF, 1:ON Main Body ECU (Multiplex Network Body ECU)
        Mirr-Foot-Lgt Unlocked/Exterior Light Unlocked Lights up outside handle foot lights when doors are unlocked using a mechanical key or door control transmitter. ON 0:OFF, 1:ON Main Body ECU (Multiplex Network Body ECU)
        Mirror Foot Light Time/Exterior Light Time Changes the lighting time of the outside handle foot lights. 15 s 00:15 s, 01:7.5 s, 10:30 s, 11:0 s Main Body ECU (Multiplex Network Body ECU)
        Exterior Light Control Changes the outside handle foot light control. ON 0:OFF, 1:ON Main Body ECU (Multiplex Network Body ECU)
        2 Steps Fade Out Control Function Changes the 2 steps fade out control function of the outside handle foot light control. ON 0:OFF, 1:ON Main Body ECU (Multiplex Network Body ECU)
        Exterior Light (Door Open) Changes the door open control function of the outside handle foot light control. ON 0:OFF, 1:ON Main Body ECU (Multiplex Network Body ECU)

        Warning 

        Tester Display Description Default Setting ECU
        Lane Change Flashing Times Setting Function to change the lane change flashing times 3 000:OFF, 001:3, 010:4, 011:5, 100:6, 101:7 Combination Meter Assembly
    2. Customizing with the multi-display
      1. Turn the engine switch on (IG).
      2. Enter the following menus: MENU / Setup / Vehicle / Vehicle Customization / Lights Settings.
      3. Select the setting by referring to the table below.
        LIGHTS SETTINGS

        Tester Display Description Default Setting ECU
        Headlight-On Sensitivity Adjusts the sensitivity of the automatic light control system.*A 0 -2, -1, 0, +1 or +2 Main Body ECU (Multiplex Network Body ECU)
        Headlamps Auto-Off Timer Keeps the headlights on for a certain period of time after turning the engine switch off and closing all of doors with the low beam headlights on. 30 sec. Off, 30 sec., 60 sec. or 90 sec. Main Body ECU (Multiplex Network Body ECU)
        Daytime Running Lights* Turns the DRL function on/off. On On or Off Main Body ECU (Multiplex Network Body ECU)
        Exterior Lights Off Timer Changes the lighting time of the outside handle foot lights. 15 sec. Off, 7.5 sec., 15 sec. or 30 sec. Main Body ECU (Multiplex Network Body ECU)
        1. *: Vehicles displaying the Item "Daytime Running Lights" on the multi-information display

        HINT: 

        The sensitivity adjustment may be difficult to confirm. Check by driving the vehicle.

        1. *A
          GTY424904Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002