REMOVAL
CAUTION / NOTICE / HINT
The necessary procedures (adjustment, calibration, initialization or registration) that must be performed after parts are removed and installed, or replaced during 4WD ECU assembly removal/installation are shown below.
Necessary Procedures After Parts Removed/Installed/Replaced Replacement Part or Performed Procedure | Necessary Procedure | Effect/Inoperative Function when Necessary Procedure not Performed | Link |
---|---|---|---|
Battery terminal is disconnected/reconnected | Memorize steering angle neutral point | Lane Control System | |
Pre-collision system | |||
Intelligent clearance sonar system*1 | |||
Lighting system (w/ Automatic Headlight Beam Level Control System) | | ||
Parking assist monitor system | | ||
Panoramic view monitor system | | ||
Initialize back door lock | Power door lock control system | | |
Reset back door close position | Power Back Door System (w/ Outside Door Control Switch) | | |
4WD ECU assembly (When replaced with a known good one from another vehicle)*2 | Clear zero point calibration data | Dynamic Torque Control AWD System | |
*1: When performing learning using the Techstream.
Click here
*2: When the 4WD ECU assembly is replaced with a new one, calibration is unnecessary.
PROCEDURE
1. PRECAUTION
NOTICE:
After turning the engine switch off, waiting time may be required before disconnecting the cable from the negative (-) battery terminal. Therefore, make sure to read the disconnecting the cable from the negative (-) battery terminal notices before proceeding with work.
Click here
2. DISCONNECT CABLE FROM NEGATIVE BATTERY TERMINAL
NOTICE:
When disconnecting the cable, some systems need to be initialized after the cable is reconnected.
Click here
3. REMOVE FRONT DOOR SCUFF PLATE RH
Click here
Click here
4. REMOVE COWL SIDE TRIM BOARD RH
Click here
5. REMOVE NO. 2 INSTRUMENT PANEL UNDER COVER SUB-ASSEMBLY
Click here
6. REMOVE 4WD ECU ASSEMBLY
(a) Disconnect the 4WD ECU assembly connector. |
|
(b) Remove the bolt and 4WD ECU assembly. |
|
Lexus RX (RX 350L, RX450h) 2016-2025 Repair Manual > Smart Access System With Push-button Start (for Start Function): Runnable Signal Malfunction (B2286,P0335)
DESCRIPTION These DTCs are stored when the engine speed signal sent by the ECM via direct line and the engine speed signal sent via CAN communication do not match. DTC No. Detection Item DTC Detection Condition Trouble Area Note B2286 Runnable Signal Malfunction The engine speed s ...
Lexus RX (RX 350L, RX450h) 2016-2025 Repair Manual > Stereo Component Amplifier: Installation
INSTALLATION PROCEDURE 1. INSTALL STEREO COMPONENT AMPLIFIER ASSEMBLY 2. INSTALL NO. 2 AMPLIFIER BRACKET (a) Install the No. 2 amplifier bracket with the 2 screws. 3. INSTALL NO. 1 AMPLIFIER BRACKET (a) Install the No. 1 amplifier bracket with the 2 screws. 4. INSTALL STEREO COMPONENT AMPLIFIER ASSE ...