Lexus SC300 / Lexus SC400. Manual — part 1

ABBREVIATIONS USED IN THIS
MANUAL

ABS

Anti–Lock Brake System

J/B

Junction Block

A/C

Air Conditioner

LED

Light Emitting Diode

ALR

Automatic Locking Retractor

LH

Left–Hand

APPROX.

Approximation

LHD

Left–Hand Drive

A/T, ATM

Automatic Transmission

LLC

Long Life Coolant (Year Around Coolant)

ATF

Automatic Transmission Fluid

Max.

Maximum

BTDC

Before Top Dead Center

Min.

Minimum

BVSV

Bimetal Vacuum Switching Valve

MP

Multipurpose

CALIF.

Vehicles Sold in California

N

Neutral

CB

Circuit Breaker

OD, O/D

Overdrive

DOHC

Double Over Head Cam

O/S

Oversize

DP

Dash Pot

P & BV

Proportioning and Bypass Valve

ECT

Electronic Controlled Transmission

PCV

Positive Crankcase Ventilation

ECU

Electronic Controlled Unit

PS

Power Steering

EFI

Electronic Fuel Injection

RH

Right–Hand

EGR

Exhaust Gas Recirculation

RL

Rear Left

ELR

Emergency Locking Retractor

RR

Rear Right

EPR

Evaporator Pressure Regulator

RR, Rr

Rear

ESA

Electronic Spark Advance

SRS

Supplemental Restraint System

EVAP

Evaporative (Emission Control)

SSM

Special Service Materials

EX

Exhaust (manifold, valve)

SST

Special Service Tools

Ex.

Except

STD

Standard

FIPG

Formed in Place Gasket

SW

Switch

FL

Front Left

TDC

Top Dead Center

FL

Fusible Link

TDCL

Total Diagnostic Communication Link

FPU

Fuel Pressure Up

Temp.

Temperature

FR

Front Right

TRAC

Traction Control System

FR, Fr

Front

TWC

Three–Way Catalyst

HAC

High Altitude Compensation

VSV

Vacuum Switching Valve

IG

Ignition

VTV

Vacuum Transmitting Valve

IN

Intake (manifold, valve)

w/

With

INT

Intermittent

w/o

Without

ISC

Idle Speed Control

IN–34

–

INTRODUCTION

Abbreviations Used in This Manual

STANDARD BOLT TORQUE SPECIFICATIONS

HOW TO DETERMINE BOLT STRENGTH

–

INTRODUCTION

Standard Bolt Torque Specifications

IN–35

SPECIFIED TORQUE FOR STANDARD BOLTS

Class

Diameter

Pitch

Specified torque

Class

mm

mm

Hexagon head bolt

Hexagon flange bolt

N

⋅

m

kg

⋅

cm

ft

⋅

lb

N

⋅

m

kg

⋅

cm

ft

⋅

lb

6

1

5

55

48 in.

⋅

lb

6

60

52 in.

⋅

lb

8

1.25

12.5

130

9

14

145

10

4T

10

1.25

26

260

19

29

290

21

12

1.25

47

480

35

53

540

39

14

1.5

74

760

55

84

850

61

16

1.5

115

1,150

83

–

–

–

6

1

6.5

65

56 in.

⋅

lb

7.5

75

65 in.

⋅

lb

8

1.25

15.5

160

12

17.5

175

13

5T

10

1.25

32

330

24

36

360

26

5T

12

1.25

59

600

43

65

670

48

14

1.5

91

930

67

100

1,050

76

16

1.5

140

1,400

101

–

–

–

6

1

8

80

69 in.

⋅

lb

9

90

78 in.

⋅

lb

8

1.25

19

195

14

21

210

15

6T

10

1.25

39

400

29

44

440

32

6T

12

1.25

71

730

53

80

810

59

14

1.5

110

1,100

80

125

1,250

90

16

1.5

170

1,750

127

–

–

–

6

1

10.5

110

8

12

120

9

8

1.25

25

260

19

28

290

21

7T

10

1.25

52

530

38

58

590

43

7T

12

1.25

95

970

70

105

1,050

76

14

1.5

145

1,500

108

165

1,700

123

16

1.5

230

2,300

166

–

–

–

8

1.25

29

300

22

33

330

24

8T

10

1.25

61

620

45

68

690

50

12

1.25

110

1,100

80

120

1,250

90

8

1.25

34

340

25

37

380

27

9T

10

1.25

70

710

51

78

790

57

12

1.25

125

1,300

94

140

1,450

105

8

1.25

38

390

28

42

430

31

10T

10

1.25

78

800

58

88

890

64

12

1.25

140

1,450

105

155

1,600

116

8

1.25

42

430

31

47

480

35

11T

10

1.25

87

890

64

97

990

72

12

1.25

155

1,600

116

175

1,800

130

IN–36

–

INTRODUCTION

Standard Bolt Torque Specifications

INTRODUCTION

–

INTRODUCTION

IN–1