Lexus RX300 (MCU15). Manual - part 450

A05690

A

A

A

A

B

B

B B

A05701

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A

B

C

D

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EM–84

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ENGINE MECHANICAL

ENGINE UNIT

LEXUS RX300   (RM785E)

9.

INSTALL LOWER BRACES

Install the 4 lower braces with the 8 bolts.

Torque:
Bolt A: 181 N·m (1,850 kgf·cm, 134 ft·lbf)
Bolt B: 32 N·m (330 kgf·cm, 24 ft·lbf)

10.

INSTALL NO. 2 RH ENGINE MOUNTING BRACKET
AND ENGINE MOVING CONTROL ROD

(a)

Temporarily install the No. 2 RH engine mounting bracket
and engine moving control rod with the 3 bolts.

(b)

Install and tighten the bolt (A).
Torque: 64 N·m (650 kgf·cm, 47 ft·lbf)

(c)

Tighten the other 3 bolts (B, C, D).
Torque:
Bolts B and C: 64 N·m (650 kgf·cm, 47 ft·lbf)
Bolt D: 32 N·m (320 kgf·cm, 23 ft·lbf)

11.

REMOVE ENGINE SLING DEVICE

12.

CONNECT FENDER APRON SEALS

13.

CONNECT A/T OIL COOLER PIPE

Install the A/T oil cooler pipe to the front frame assembly with
the bolt.

14.

CONNECT PS HOSE TO PS RESERVOIR PIPE

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ENGINE MECHANICAL

ENGINE UNIT

EM–85

LEXUS RX300   (RM785E)

15.

CONNECT PS HOSE TO PS OIL RESERVOIR

16.

CONNECT VSV FOR ACM

(a)

Install the VSV with the screw.

(b)

Connect the vacuum hoses to the front frame assembly.

(c)

Connect the VSV connector and clamp.

17.

CONNECT INTERMEDIATE SHAFT ASSEMBLY
(See page SR–18)

18.

INSTALL DRIVE SHAFTS 
(See page SA–24)

19.

CONNECT STABILIZER BAR LINKS 
(See page SA–42)

20.

INSTALL PROPELLER SHAFT (See page PR–10)

21.

INSTALL RH FENDER APRON SEAL

22.

INSTALL FRONT EXHAUST PIPE

(a)

Temporarily install 2 new gaskets and the front exhaust
pipe with the 2 bolts, 2 springs and 2 nuts.

(b)

Tighten the 2 nuts holding the RH exhaust manifold to the
front exhaust pipe.
Torque: 62 N·m (630 kgf·cm, 46 ft·lbf)

(c)

Tighten the 2 bolts holding the front exhaust pipe to the
center exhaust pipe.
Torque: 62 N·m (630 kgf·cm, 46 ft·lbf)

23.

INSTALL NO. 2 FRONT EXHAUST PIPE

(a)

Temporarily install 2 new gaskets and the No. 2 front ex-
haust pipe with the 4 bolts.

(b)

Tighten the 2 bolts holding the WU–TWC to the No. 2 front
exhaust pipe.
Torque: 56 N·m (560 kgf·cm, 41 ft·lbf)

(c)

Tighten the 2 bolts holding the No.2 front exhaust pipe to
the front exhaust pipe.
Torque: 56 N·m (560 kgf·cm, 41 ft·lbf)

24.

CONNECT A/T SHIFT CONTROL CABLE TO TRANS-
AXLE

25.

INSTALL A/C COMPRESSOR (See page AC–51)

26.

INSTALL ALTERNATOR (See page CH–15)

27.

CONNECT ENGINE WIRE TO CABIN

(a)

Push in the engine wire through the cowl panel.

(b)

Install the 2 nuts holding the engine wire retainer to the
cowl panel.

(c)

Install the Engine ECU. (See page FI–70)

28.

CONNECT ACCELERATOR CABLE TO THROTTLE
BODY

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EM–86

–

ENGINE MECHANICAL

ENGINE UNIT

LEXUS RX300   (RM785E)

29.

CONNECT BRAKE BOOSTER VACUUM HOSE TO AIR
INTAKE CHAMBER

30.

CONNECT HEATER HOSE TO INTAKE MANIFOLD

31.

CONNECT HEATER HOSE TO WATER INLET HOUS-
ING

32.

CONNECT FUEL INLET HOSE TO FUEL PIPE

CAUTION:
Perform connecting operations of the fuel tube connector
(quick type) after observing the precautions (See page 
FI–1).
33.

CONNECT PURGE HOSE TO PIPE ON EMISSION
CONTROL VALVE SET

34.

CONNECT 2 VACUUM HOSES TO VACUUM TANK
FOR ACIS

35.

CONNECT UPPER RADIATOR HOSE TO WATER OUT-
LET

36.

CONNECT LOWER RADIATOR HOSE TO WATER IN-
LET PIPE

37.

CONNECT 2 A/T COOLER HOSES TO 2 PIPES ON
TRANSAXLE

38.

CONNECT ALTERNATOR WIRE, CONNECTOR AND
CLAMP

39.

CONNECT 2 GROUND STRAP CONNECTORS TO RH
FENDER APRON

40.

CONNECT GROUND STRAP TO LH FENDER APRON

41.

CONNECT NOISE FILTER CONNECTOR ON LH FEND-
ER APRON

42.

CONNECT BATTERY NEGATIVE (–) CABLE

43.

INSTALL FRONT UPPER SUSPENSION BRACE

(a)

Install the front upper suspension brace with the 4 nuts.
Torque: 80 N·m (810 kgf·cm, 59 ft·lbf)

(b)

Connect the 2 heater hoses.

(c)

Connect the engine wire clamp.

(d)

Install the brake master cylinder reservoir with the bolt.

44.

INSTALL CRUISE CONTROL ACTUATOR

45.

INSTALL AIR CLEANER CAP AND AIR CLEANER
CASE

46.

INSTALL V–BANK COVER

47.

INSTALL BATTERY TRAY AND BATTERY

48.

INSTALL OUTER COWL TOP PANEL ASSEMBLY

(a)

Install the outer cowl top panel with the 9 bolts.

(b)

Install the wiper motor with the wiper link with the 5 bolts.

(c)

Connect the wiper motor wire and connector.

(d)

Install the cowl top ventilator louver with the clip. Install
the RH and LH ventilator louvers.

(e)

Install the head to cowl top seal.

–

ENGINE MECHANICAL

ENGINE UNIT

EM–87

LEXUS RX300   (RM785E)

(f)

Install the wiper arm and blade assemblies with the 3
nuts.
Torque: 24 N·m (245 kgf·cm, 18 ft·lbf)

49.

INSTALL HOOD

50.

INSTALL ENGINE UNDER COVER

51.

FILL ENGINE WITH OIL

52.

FILL WITH ENGINE COOLANT

53.

START ENGINE AND CHECK FOR LEAKS

54.

BLEED POWER STEERING SYSTEM
(See page SR–5)

55.

PERFORM ROAD TEST

Check for abnormal noise, shock, slippage, correct shift points
and smooth operation.
56.

RECHECK ENGINE COOLANT AND OIL LEVELS