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

Lexus RX (RX 350L, RX450h) 2016-2025 Repair Manual / Brake / Brake System (other) / Vacuum Pump / Removal

REMOVAL

CAUTION / NOTICE / HINT

The necessary procedures (adjustment, calibration, initialization, or registration) that must be performed after parts are removed, installed, or replaced during vacuum pump assembly removal/installation are shown below.

Necessary Procedure After Parts Removed/Installed/Replaced

Replacement Part or Procedure	Necessary Procedures	Effects/Inoperative when not Performed
Disconnect cable from negative battery terminal	Memorize steering angle neutral point	Lane control system
		Pre-collision system
		Intelligent clearance sonar system
		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)

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. REMOVE THROTTLE BODY WITH MOTOR ASSEMBLY

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4. REMOVE FRONT WHEEL LH

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5. REMOVE COOL AIR INTAKE DUCT SEAL

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6. REMOVE V-BANK COVER SUB-ASSEMBLY

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7. REMOVE INLET AIR CLEANER ASSEMBLY

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8. REMOVE AIR CLEANER FILTER ELEMENT SUB-ASSEMBLY

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9. REMOVE AIR CLEANER CASE SUB-ASSEMBLY

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10. REMOVE AIR CLEANER BRACKET

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11. SEPARATE TRANSMISSION CONTROL CABLE ASSEMBLY

(a) Remove the nut and separate the transmission control cable assembly from the transmission control shaft lever.

(b) Using a screwdriver, disengage the 4 claws and disconnect the transmission control cable assembly with clip from the No. 1 transmission control cable bracket.

12. DISCONNECT AIR TUBE

(a) Slide the clip and disconnect the air tube from the vacuum pump assembly.

13. DISCONNECT VENTILATION HOSE

(a) Slide the clip and disconnect the ventilation hose.

14. DISCONNECT HEATER WATER HOSE

(a) Disengage the clamp.

*1	Inlet Heater Water Hose
*2	Outlet Heater Water Hose

(b) Slide the 2 clips and disconnect the inlet heater water hose and outlet heater water hose.

15. DISCONNECT VACUUM HOSE SUB-ASSEMBLY

(a) Disconnect the vacuum hose sub-assembly.

16. REMOVE NO. 2 ENGINE UNDER COVER

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17. SEPARATE ENGINE WIRE

(a) Disconnect the 2 connectors.

	Connector
	Bolt

(b) Disengage the clamp.

(d) Disconnect the 8 connectors.

	Connector
	Bolt

(e) Disengage the 2 clamps and claw.

(f) Remove the 2 bolts.

(g) Disconnect the 5 connectors.

	Connector
	Bolt

(h) Remove the bolt.

(i) Disengage the 2 clamps.

(j) Remove the 2 nuts.

(k) Disconnect the 3 connectors.

	Connector
	Bolt
	Nut

(l) Remove the 3 bolts and nut.

(m) Remove the bolt and nut to separate the engine wire.

	Bolt
	Nut

18. REMOVE VACUUM PUMP ASSEMBLY

(a) Remove the 3 bolts and vacuum pump assembly from the engine assembly.

(b) Remove the No. 2 O-ring and No. 3 O-ring from the vacuum pump assembly.

*1	No. 2 O-ring
*2	No. 3 O-ring

Reassembly

REASSEMBLY PROCEDURE 1. INSTALL VACUUM PUMP VANE (for TMC Made) (a) Apply engine oil to the vacuum pump vane and vacuum pump vane caps and install the vacuum pump vane caps to the vacuum pump vane. (b ...

Installation

INSTALLATION PROCEDURE 1. INSTALL VACUUM PUMP ASSEMBLY (a) When using a new vacuum pump assembly: (1) Apply engine oil to the No. 2 O-ring and No. 3 O-ring which are installed to a new vacuum pump ass ...

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

Reassembly

Installation

Other materials:

Lexus RX (RX 350L, RX450h) 2016-{YEAR} Owners Manual

Lexus RX (RX 350L, RX450h) 2016-{YEAR} Repair Manual