Lexus RX (RX 350L, RX450h) 2016-2024 Repair Manual: Customize Parameters

Lexus RX (RX 350L, RX450h) 2016-2024 Repair Manual / Vehicle Interior / Theft Deterrent / Keyless Entry / Smart Access System With Push-button Start (for Entry Function) / Customize Parameters

CUSTOMIZE PARAMETERS

CUSTOMIZE SMART ACCESS SYSTEM WITH PUSH-BUTTON START (for Entry Function)

HINT:

The following items can be customized.

NOTICE:

  • When the customer requests a change in a function, first make sure that the function can be customized.
  • Record the current settings before customizing.

(a) 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: Customize Setting / Wireless Door Lock, Smart Key / Access, Warning or PSD & PBD operation*.

  • *: w/ Hands Free Power Back Door

(5) Select the setting by referring to the table below.

Wireless Door Lock

Tester Display

Description

Default

Setting

ECU

Hazard Answer Back

Function that flashes the hazard warning lights once when the doors are locked by the entry lock function and twice when the doors are unlocked by the entry lock function.

ON

0:OFF,1:ON

Main body ECU (Multiplex network body ECU)

Open Door Warning

Function that sounds a buzzer when the lock sensor on the door outside handle assembly is touched to perform an entry lock operation with a door open.

OFF

0:OFF,1:ON

Main body ECU (Multiplex network body ECU)

Auto Lock Time

Function that regulates the interval between unlocking and automatic relocking of doors.

60 s

00:30 s,01:60 s,10:120 s

Main body ECU (Multiplex network body ECU)

Wireless Buzzer Resp

Wireless buzzer response

ON

0:OFF,1:ON

Main body ECU (Multiplex network body ECU)

Wireless Buzzer Vol

Buzzer answer-back volume

Level5

0000:Level7,0001:Level6,0010:Level5,0011:Level4,0100:Level3,0101:Level2,0110:Level1,0111:Level0

Main body ECU (Multiplex network body ECU)
Warning

Tester Display

Description

Default

Setting

ECU

Key Low Battery Warning

Enables or disables the sounding of the buzzer when the transmitter battery is low and the engine switch is turned off after being on (IG) for 20 minutes or more.

ON

0:OFF,1:ON

Certification ECU (Smart key ECU assembly)
Smart Key / Access

Tester Display

Description

Default

Setting

ECU

Park Wait Time

Function that sets the period of time (lock confirmation time) that the door is prevented from being unlocked by operating the front door outside handle assembly or rear door outside handle assembly after an entry lock operation is performed.

2.5s

00:0.5s,01:1.5s,10:2.5s,11:5s

Certification ECU (Smart key ECU assembly)

Back Door Opening Operation

Function that sets the back door opener switch (open switch) operation necessary to open the back door when the user is carrying the electrical key transmitter sub-assembly.

Long

00:Long,01:Twice,10:OFF

Certification ECU (Smart key ECU assembly)

Door Unlock Mode2

Function that sets which doors are unlocked by the entry unlock function.

Driver

0:All,1:Driver

Certification ECU (Smart key ECU assembly)

Touch Activation Over Threshold

Function that limits the number of times the entry lock function can be operated consecutively. When set to Not Active entry lock function can be operated an unlimited number of times consecutively.

Active

0:Active,1:Not Active

Certification ECU (Smart key ECU assembly)
PSD & PBD operation

Tester Display

Description

Default

Setting

ECU

Kick Sensor Function

Function that enables/disables the hands free power back door.

ON

0:OFF,1:ON

Multiplex network door ECU

Kick Sensor Operation with ACC ON

Status of the hands free power back door function with engine switch on (ACC).

Available

0:Available,1:Not Available

Main body ECU (Multiplex network body ECU)

(b) Customizing with the multi-display

(1) Turn the engine switch on (IG).

(2) Enter the following menus: MENU / Setup / Vehicle / Vehicle customization / Door lock settings.

(3) Select the setting by referring to the table below.

Display

Description

Default

Setting

Relevant ECU

Select Doors to Unlock

Function that sets which doors are unlocked by the entry unlock function.

Driver's Door

All Doors or Driver's Door

Certification ECU (Smart key ECU assembly)

Auto Relock Timer

Function that turns the auto lock function on or off.

60 sec.

Off, 30 sec., 60 sec. or 120 sec.

Main body ECU (Multiplex network body ECU)

Lock/Unlock Feedback-Lights

Function that flashes the hazard warning lights once when the doors are locked by the entry lock function, and twice when the doors are unlocked by the entry lock function.

On

On or Off

Main body ECU (Multiplex network body ECU)

Lock/Unlock Feedback-Tone

Buzzer answer-back volume

5

0, 1, 2, 3, 4, 5, 6 or 7

Main body ECU (Multiplex network body ECU)

(c) Entry unlock mode change function (manual operation)

(1) The following entry unlock modes can be selected when using the entry unlock mode change function.

  • All door unlock mode: When the unlock sensor of a front door outside handle assembly or rear door outside handle assembly is touched, all of the doors are unlocked simultaneously.
  • Driver door unlock mode: When the unlock sensor of the front door outside handle assembly (for driver door) is touched, only the driver door is unlocked. If any other door door outside handle assembly is touched, all of the doors are unlocked simultaneously.

(2) When customizing through manual operation:

  1. Turn the engine switch off.
  2. Check that the LED of the electrical key transmitter sub-assembly is not illuminated, and then press and hold the lock and unlock switches of the electrical key transmitter sub-assembly for 5 seconds or more while the electrical key transmitter sub-assembly is in the exterior detection area.
  3. Check the current setting.

    HINT:

    • The mode changes from all door unlock mode to driver door unlock mode and then back to all door unlock mode.
    • The answer-back (wireless buzzer, buzzer in the combination meter assembly) operation for each mode is indicated in the table below.

      Currently Selected Mode

      Answer-back (Wireless Buzzer)

      Answer-back (Buzzer in Combination Meter Assembly)

      All door unlock mode

      Buzzer sounds twice (short beeps)

      Buzzer sounds once

      Driver door unlock mode

      Buzzer sounds 3 times (short beeps)

      Buzzer sounds once
  4. Release the lock and unlock switches of the electrical key transmitter sub-assembly.
  5. Check that the LED of the electrical key transmitter sub-assembly is not illuminated, and then press and hold the lock and unlock switches of the electrical key transmitter sub-assembly for 5 seconds or more to change the mode.

    HINT:

    Repeat the procedure as necessary to select the desired mode.

  6. Unlock the doors using the wireless function, and then open any door.

(d) Entry cancel function (manual operation)

HINT:

While the smart access system with push-button start is canceled, it is possible to lock and unlock the doors with the wireless function, and the engine can be started by holding the electrical key transmitter sub-assembly near the engine switch.

(1) The following functions are disabled when the smart access system with push-button start is canceled.

  1. Entry unlock/lock functions
  2. Push-button start function
  3. Key lock-in prevention function
  4. Entry warning functions

(2) When canceling the smart access system with push-button start through manual operation:

  1. Make sure the following conditions are met:
    • The engine switch is off.
    • The driver door is closed.
    • The driver door is unlocked.

(3) Press the unlock switch of the electrical key transmitter sub-assembly.

(4) Open the driver door within 5 seconds of completing the step above (driver door: closed → opened).

(5) With the driver door open, press the unlock switch of the electrical key transmitter sub-assembly 2 times within 5 seconds of completing the step above.

NOTICE:

If the driver door is closed before or while pressing the unlock switch, the entry cancel setting mode will end.

(6) Perform the following procedure within 30 seconds of completing the step above.

  1. Close and open the driver door twice (driver door: open → closed → opened → closed → opened).
  2. With the driver door open, press the unlock switch of the electrical key transmitter sub-assembly 2 times.

    NOTICE:

    If the driver door is closed before or while pressing the unlock switch, the entry cancel setting mode will end.

  3. Close and open the driver door (driver door: open → closed → opened).

(7) Close the driver door within 5 seconds (driver door: open → closed).

(8) Check that the wireless buzzer sounds twice (short beeps) to confirm that the smart access system with push-button start has been canceled.

(9) Perform the following procedure to restore the smart access system with push-button start to the active state from the canceled state.

  1. Perform the procedure to cancel the smart access system with push-button start again.
  2. Check that the wireless buzzer sounds once (short beep) to confirm that the smart access system with push-button start has been restored to the active state.

    HINT:

    • The system changes between the canceled state and the active state each time the procedure to cancel the system through manual operation is performed.
    • The buzzer sounds twice when the system changes from the active state to the canceled state, and sounds once when the system changes from the canceled state to the active state.
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