Lexus RX (RX 350L, RX450h) 2016-2025 Repair Manual: Customize Parameters

CUSTOMIZE PARAMETERS

NOTICE:

  • 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.

CUSTOMIZE PRE-COLLISION SYSTEM

(a) Customizing with the Multi-information Display

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

(2) Enter the following menus: Settings Tab / Settings / Pre-collision System Settings.

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

(4) Using the steering pad switches, change the customize settings.

Pre-collision System Settings

Display

Description

Setting

Default

PCS

Turns the pre-collision system function on/off.

ON/OFF

ON

Sensitivity

Sets the pre-collision system function warning sensitivity

Early/Middle/Late

Middle

(b) Customizing with the Techstream

HINT:

The following items can be customized.

(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 / Others.

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

Others

Tester Display

Description

Default

Setting

ECU

PCS Function ON/OFF State Stored

Refer to the table below

Not Stored

$00:Not Stored,$01:Stored

Forward recognition camera

PCS Warning Timing State Stored 1

Refer to the table below

Not Stored

$00:Not Stored,$01:Stored

Forward recognition camera

PCS Warning Timing State Stored 2

Refer to the table below

Stored

$00:Not Stored,$01:Stored

Forward recognition camera

PCS Warning Timing State Stored 3

Refer to the table below

Not Stored

$00:Not Stored,$01:Stored

Forward recognition camera

Customize Setting

Description

Setting

PCS Function ON/OFF State Stored

Function to maintain the pre-collision system on/off setting when the engine switch is turned off and then to on (IG).

Not Stored: Not maintained (Pre-collision system always turns on)

Stored: Maintained

PCS Warning Timing State Stored 1

Function to maintain the sensitivity setting of the pre-collision system when the pre-collision system is turned off and then on.

Not Stored: Not maintained (Setting changes to "Middle")

Stored: Maintained

PCS Warning Timing State Stored 2

Function to maintain the sensitivity setting of the pre-collision system when the engine switch is turned off while the pre-collision system is on.

Not Stored: Not maintained (Setting changes to "Middle")

Stored: Maintained

PCS Warning Timing State Stored 3

Function to maintain the sensitivity setting of the pre-collision system when the engine switch is turned off while the pre-collision system is off.

Not Stored: Not maintained (Setting changes to "Middle")

Stored: Maintained

    System Diagram
    SYSTEM DIAGRAM LOCAL BUS ...

    How To Proceed With Troubleshooting
    CAUTION / NOTICE / HINT HINT: Use the following procedure to troubleshoot the pre-collision system. *: Use the Techstream. PROCEDURE 1. VEHICLE BROUGHT TO WORKSHOP NEXT ...

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