Lexus RX (RX 350L, RX450h) 2016-2024 Repair Manual: Removal
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 integration relay removal/installation are shown below.
Necessary Procedure After Parts Removed/Installed/Replaced| Replaced Part or Performed Procedure | Necessary Procedure | Effect/Inoperative Function when Necessary Procedure not Performed | Link |
|---|---|---|---|
|
*1: When performing learning using the Techstream.
Click here | |||
| Disconnect cable from negative battery terminal | Memorize steering angle neutral point | Lane Control System | |
| Pre-collision System | |||
| Intelligent Clearance Sonar System*1 | |||
| Parking Assist Monitor System | | ||
| Panoramic View Monitor System | | ||
| Lighting System (w/ Automatic Headlight Beam Level Control System) | | ||
| Initialize back door lock | Power Door Lock Control System | | |
| Reset back door close position | Power Back Door System (w/ Outside Door Control Switch) | | |
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.
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2. DISCONNECT CABLE FROM NEGATIVE BATTERY TERMINAL
NOTICE:
When disconnecting the cable, some systems need to be initialized after the cable is reconnected.
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3. DISCONNECT BRAKE MASTER CYLINDER RESERVOIR ASSEMBLY
(a) Disconnect the reservoir level switch connector and remove the bolt from the brake master cylinder reservoir assembly.
.png) | Connector |
.png) | Bolt |
 | Remove in this Direction |
(b) Move the brake master cylinder reservoir assembly as shown in the illustration to disengage the 2 claws, and disconnect it.
4. REMOVE RESERVOIR BRACKET
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5. REMOVE NO. 1 RELAY BLOCK COVER
(a) Disengage the claw and 2 guides to remove the No. 1 relay block cover as indicated by the arrows, in the order shown in the illustration.
| | Remove in this Direction (1) |
 | Remove in this Direction (2) |
(b) Disengage the claw and 2 guides to remove the No. 1 relay block cover as indicated by the arrows, in the order shown in the illustration.
| | Remove in this Direction (1) |
| | Remove in this Direction (2) |
6. REMOVE SEMICONDUCTOR POWER INTEGRATION ECU
(a) Disengage the 2 claws.
| | Remove in this Direction |
(b) Pull up the semiconductor power integration ECU as shown in the illustration.
NOTICE:
When pulling the semiconductor power integration ECU, take care not to damage it.
| (c) Disconnect the 5 connectors and remove the semiconductor power integration ECU. NOTICE: When pulling the semiconductor power integration ECU, take care not to damage it. |
|
On-vehicle Inspection
ON-VEHICLE INSPECTION PROCEDURE 1. INSPECT SEMICONDUCTOR POWER INTEGRATION ECU (SIGNAL READING CHECK) NOTICE: Both present and history signal readings will be cleared if the semiconductor power integr ...
Inspection
INSPECTION PROCEDURE 1. INSPECT SEMICONDUCTOR POWER INTEGRATION ECU (a) IG2 RELAY: (1) Measure the resistance according to the value(s) in the table below. Standard Resistance: Tester Connecti ...
Other materials:
Lexus RX (RX 350L, RX450h) 2016-2024 Repair Manual > Rear Seat Assembly (for 60/40 Split Seat Type Lh Side): Installation
INSTALLATION CAUTION / NOTICE / HINT CAUTION: Wear protective gloves. Sharp areas on the seat frame may injure your hands. PROCEDURE 1. INSTALL REAR SEAT ASSEMBLY LH (a) Place the rear seat assembly LH in the cabin. NOTICE: Be careful not to damage the vehicle body. (b) Lift the seat track adjusting ...
Lexus RX (RX 350L, RX450h) 2016-2024 Repair Manual > Electric Parking Brake Actuator: Inspection
INSPECTION PROCEDURE 1. INSPECT PARKING BRAKE ACTUATOR ASSEMBLY (a) Parking brake actuator assembly operation inspection (1) Apply voltage to the terminals of the parking brake actuator assembly and check that it operates as specified. OK: LH Battery Connection Parking Brake Actuator Assemb ...
Lexus RX (RX 350L, RX450h) 2016-{YEAR} Owners Manual
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Lexus RX (RX 350L, RX450h) 2016-{YEAR} Repair Manual
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