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, installed, or replaced during vacuum pump assembly removal/installation are shown below.

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.

(c) Using a screwdriver, disengage the 2 claws and remove the clip from the transmission control cable assembly.

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.

(c) Remove the bolt.

(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