Lexus GS300/400 (2000 year). Service manual — part 163

IN–42

–

INTRODUCTION

TERMS

42

HO2S

Heated Oxygen Sensor

Heated Oxygen Sensor (HO

2

S)

IAC

Idle Air Control

Idle Speed Control (ISC)

IAT

Intake Air Temperature

Intake or Inlet Air Temperature

ICM

Ignition Control Module

–

IFI

Indirect Fuel Injection

Indirect Injection (IDL)

IFS

Inertia Fuel–Shutoff

–

ISC

Idle Speed Control

–

KS

Knock Sensor

Knock Sensor

MAF

Mass Air Flow

Air Flow Meter

MAP

Manifold Absolute Pressure

Manifold Pressure

Intake Vacuum

MC

Mixture Control

Electric Bleed Air Control Valve (EBCV)

Mixture Control Valve (MCV)

Electric Air Control Valve (EACV)

MDP

Manifold Differential Pressure

–

MFI

Multiport Fuel Injection

Electronic Fuel Injection (EFI)

MIL

Malfunction Indicator Lamp

Check Engine Lamp

MST

Manifold Surface Temperature

–

MVZ

Manifold Vacuum Zone

–

NVRAM

Non–Volatile Random Access Memory

–

O2S

Oxygen Sensor

Oxygen Sensor, O

2

Sensor (O

2

S)

OBD

On–Board Diagnostic

On–Board Diagnostic System (OBD)

OC

Oxidation Catalytic Converter

Oxidation Catalyst Convert (OC), CCo

OP

Open Loop

Open Loop

PAIR

Pulsed Secondary Air Injection

Air Suction (AS)

PCM

Powertrain Control Module

–

PNP

Park/Neutral Position

–

PROM

Programmable Read Only Memory

–

PSP

Power Steering Pressure

–

PTOX

Periodic Trap Oxidizer

Diesel Particulate Filter (DPF)

Diesel Particulate Trap (DPT)

RAM

Random Access Memory

Random Access Memory (RAM)

RM

Relay Module

–

ROM

Read Only Memory

Read Only Memory (ROM)

RPM

Engine Speed

Engine Speed

SC

Supercharger

Supercharger

SCB

Supercharger Bypass

E–ABV

SFI

Sequential Multiport Fuel Injection

Electronic Fuel Injection (EFI), Sequential Injection

SPL

Smoke Puff Limiter

–

SRI

Service Reminder Indicator

–

SRT

System Readiness Test

–

ST

Scan Tool

–

TB

Throttle Body

Throttle Body

TBI

Throttle Body Fuel Injection

Single Point Injection

Central Fuel Injection (Ci)

TC

Turbocharger

Turbocharger

TCC

Torque Converter Clutch

Torque Converter

–

INTRODUCTION

TERMS

IN–43

43

TCM

Transmission Control Module

Transmission ECU, ECT ECU

TP

Throttle Position

Throttle Position

TR

Transmission Range

–

TVV

Thermal Vacuum Valve

Bimetallic Vacuum Switching Valve (BVSV)

Thermostatic Vacuum Switching Valve (TVSV)

TWC

Three–Way Catalytic Converter

Three–Way Catalytic (TWC)

Manifold Converter

CC

RO

TWC+OC

Three–Way + Oxidation Catalytic Converter

CC

R

+ CCo

VAF

Volume Air Flow

Air Flow Meter

VR

Voltage Regulator

Voltage Regulator

VSS

Vehicle Speed Sensor

Vehicle Speed Sensor

WOT

Wide Open Throttle

Full Throttle

WU–OC

Warm Up Oxidation Catalytic Converter

–

WU–TWC

Warm Up Three–Way Catalytic Converter

–

3GR

Third Gear

–

4GR

Fourth Gear

–

IN04O–03

B02385

Front

JACK POSITION

PANTOGRAPH JACK POSITION

SUPPORT POSITION

Front
Rear

Front crossmember
Differential carrier

CAUTION :

When jacking–up the front and rear, make sure the car is

not carrying any extra weight.

Safety stand and swing arm type lift

IN–8

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INTRODUCTION

REPAIR INSTRUCTIONS

8

VEHICLE LIFT AND SUPPORT LOCATIONS

B02135

Plate type lift

HINT :

Attachment

A

B

Left and right set position

Place the vehicle over the center of the lift.

Front and rear set position

Align the attachment upper end (B) with the

Attachment dimensions

85 mm (3.35 in.)

70 mm (2.76 in.)

200 mm (7.87 in.)

100 mm (3.94 in.)

C

Align the cushion gum ends of the plate
with the attachment lower ends (A, C).

When using attachments, place the one for
front side vertically and the one for rear side
horizontally to the vehicle.

rocker flange rear side notch.

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INTRODUCTION

REPAIR INSTRUCTIONS

IN–9

9