Lexus RX300 (MCU15). Service manual — part 495

SS–8

–

SERVICE SPECIFICATIONS

ENGINE MECHANICAL

LEXUS RX300 (RM785E)

PS vane pump x PS pump bracket

43

440

31

Front lower brace x Body

Bolt

181

1,850

134

Rear lower brace x Body

19 mm head bolt

14 mm head bolt

181

32

1,850

330

134

24

Engine moving control rod x RH engine mounting bracket

64

650

47

Engine moving control rod x RH fender apron

64

650

47

Engine moving control rod x Water outlet

32

320

23

Front Upper Suspension Brace x Body

80

810

59

Wiper arm x Wiper link

24

245

18

Main bearing cap x Cylinder block

12 pointed head 1st

2nd

6 pointed head

22

Turn 90°

27

225

Turn 90°

275

16

Turn 90°

20

Connecting rod cap x Connecting rod

1st

2nd

24.5

Turn 90°

250

Turn 90°

18

Turn 90°

Rear oil seal retainer x Cylinder block

8.0

80

69 in.·lbf

Cylinder block side cover x Cylinder block

9.0

90

78 in.·lbf

Engine coolant drain union x Cylinder block

39

400

29

Water seal plate x Cylinder block

18

180

13

Oil filter union x Cylinder block

30

310

22

Water inlet housing x Cylinder block

8.0

80

69 in.·lbf

Knock sensor x Cylinder block

39

400

29

No.2 idler pulley bracket x Cylinder block

28

290

21

A/C compressor housing bracket x Cylinder block

25

250

18

Alternator bracket x Cylinder block

43

440

32

Drive plate x Crankshaft

83

850

61

Front exhaust pipe x RH exhaust manifold

62

630

46

Front exhaust pipe x Center exhaust pipe

62

630

46

No.2 front exhaust pipe x TWC

56

560

41

No.2 front exhaust pipe x Front exhaust pipe

56

560

41

Center exhaust pipe x Tailpipe

62

630

46

SS03N–05

–

SERVICE SPECIFICATIONS

EMISSION CONTROL

SS–9

LEXUS RX300 (RM785E)

EMISSION CONTROL

TORQUE SPECIFICATION

Part tightened

N·m

kgf·cm

ft·lbf

Front exhaust pipe x RH exhaust manifold

62

630

46

Front exhaust pipe x Center exhaust pipe

48

490

36

WU–TWC (for bank 1) x LH exhaust manifold

62

630

46

WU–TWC (for bank 1) x Front exhaust pipe

56

570

41

SS1HU–01

SS–10

–

SERVICE SPECIFICATIONS

ELECTRONIC FUEL INJECTION

LEXUS RX300 (RM785E)

ELECTRONIC FUEL INJECTION

SERVICE DATA

Fuel pressure

regulator

Fuel pressure

at no vacuum

301 – 347 kPa (3.1 – 3.5 kgf/cm

2

, 44 – 50 psi)

Fuel pump

Resistance

at 20°C (68°F)

0.2 – 3.0 Ω

Injector

Resistance

Injection volume

Difference between each cylinder

Fuel leakage

13.4 – 14.2 Ω
60 – 73 cm

3

(3.7 – 4.5 cu in.) per 15 sec.

13 cm

3

(0.8 cu in.) or less

1 drop or less per minute

Air flow meter

Resistance (THA – E2)

at –20°C (–4°F)

at 20°C (68°F)

at 60°C (140°F)

14.6 – 17.8 kΩ
2.21 – 2.69 kΩ
0.29 – 0.35 kΩ

Throttle body

Throttle opener setting speed

900 – 1,950 rpm

Throttle

position

sensor

Resistance

Throttle valve fully closed

VTA – E2

Throttle valve fully open

VTA – E2

–

VC – E2

0.2 – 6.3 kΩ
2.0 – 10.2 kΩ
2.5 – 5.9 kΩ

ISC valve

Resistance (+B – RSO or RSC)

at cold

at hot

17.0 – 24.5 Ω
21.5 – 28.5 Ω

Camshaft

timing oil control

valve

Resistance

at 20°C (68°F)

6.9 – 7.9 Ω

VSV for EVAP

Resistance

at 20°C (68°F)

27 – 33 Ω

VSV for ACIS

NO.1, NO.2

Resistance

at 20°C (68°F)

33 – 39 Ω

VSV for Vapor

Pressure Sensor

Resistance

at 20°C (68°F)

33 – 39 Ω

Vapor

Pressure

Sensor

Power source voltage

4.5 – 5.5 V

ECT sensor

Resistance

at –20°C (–4°F)

at 0°C (32°F)

at 20°C (68°F)

at 40°C (104°F)

at 60°C (140°F)

at 80°C (176°F)

10 – 20 kΩ
4 – 7 kΩ
2 – 3 kΩ
0.9 – 1.3 kΩ
0.4 – 0.7 kΩ
0.2 – 0.4 kΩ

Air fuel ratio (A/F)

sensor

Heater coil resistance

at 20°C (68°F)

11 – 16 Ω

Heated

oxygen sensor

Heater coil resistance

at 20°C (68°F)

11 – 16 Ω

Fuel cut rpm

Fuel return rpm

1,200 rpm

SS03P–04

–

SERVICE SPECIFICATIONS

ELECTRONIC FUEL INJECTION

SS–11

LEXUS RX300 (RM785E)

TORQUE SPECIFICATION

Part tightened

N·m

kgf·cm

ft·lbf

Fuel pump assembly x Fuel tank

4

40

35 in.·lbf

Fuel filter x Fuel pump bracket

2

20

17 in.·lbf

Delivery pipe x Intake manifold

10

100

7

No.1 fuel pipe x Intake manifold

19.5

200

14

Fuel tank band x Body

39

400

29

Throttle body x Air intake chamber

19.5

200

14

Intake air control valve x Air intake chamber

14.5

145

10

ECT sensor x Water outlet

20

200

14

Knock sensor x Cylinder block

39

400

29

Air–fuel ratio (A/F) sensor (Bank 1, 2 sensor 1) x Exhaust manifold

44

440

31

Heated oxygen sensor (Bank 1 sensor 2) x Exhaust pipe

44

440

31

LH Rear Seat x Body

37

375

27