Lexus RX (RX 350L, RX450h) 2016-2025 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) 2016-2025 Owners Manual > Adjusting the seats: Head restraints
Head restraints are provided for all seats.
Front seats
Vertical adjustment
Up
Pull the head restraints up.
Down
Push the head restraint down while
pressing the lock release button.
Horizontal adjustment (if equipped)
The position of the head restraint
can be adjusted forward in ...
Lexus RX (RX 350L, RX450h) 2016-2025 Repair Manual > Rear No. 1 Seat Assembly (for 60/40 Split Seat Type Lh Side): Disassembly
DISASSEMBLY CAUTION / NOTICE / HINT CAUTION: Wear protective gloves. Sharp areas on the seat frame may injure your hands. PROCEDURE 1. REMOVE SEAT ADJUSTER COVER CAP (a) Remove the 2 seat adjuster cover caps. 2. REMOVE REAR SEAT COVER CAP LH (a) Using a screwdriver with its tip wrappe ...
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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