Lexus RX300 (MCU15). Service manual — part 82

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INTRODUCTION

TERMS

IN–39

LEXUS RX300 (RM785E)

FWD

Front–Wheel–Drive

GAS

Gasoline

GND

Ground

HAC

High Altitude Compensator

H/B

Hatchback

H–FUSE

High Current Fuse

HI

High

HID

High Intensity Discharge (Head Lamp)

HSG

Housing

HT

Hard Top

HWS

Heated Windshield System

IAC

Idle Air Control

IC

Integrated circuit

IDI

Indirect Diesel Injection

IFS

Independent Front Suspension

IG

Ignition

IIA

Integrated Ignition Assembly

IN

Intake (Manifold, Valve)

INT

Intermittent

I/P

Instrument Panel

IRS

Independent Rear Suspension

ISC

Idle Speed Control

J/B

Junction Block

J/C

Junction Connector

KD

Kick–Down

LAN

Local Area Network

LB

Liftback

LCD

Liquid Crystal Display

LED

Light Emitting Diode

LH

Left–Hand

LHD

Left–Hand Drive

L/H/W

Length, Height, Width

LLC

Long–Life Coolant

LNG

Liquified Natural Gas

LO

Low

LPG

Liquified Petroleum Gas

LSD

Limited Slip Differential

LSP & PV

Load Sensing Proportioning And Bypass Valve

LSPV

Load Sensing Proportioning Valve

MAP

Manifold Absolute Pressure

MAX.

Maximum

MIC

Microphone

MIL

Malfunction Indicator Lamp

MIN.

Minimum

MP

Multipurpose

MPI

Multipoint Electronic Fuel Injection

IN–40

–

INTRODUCTION

TERMS

LEXUS RX300 (RM785E)

MPX

Multiplex Communication System

M/T

Manual Transmission

MT

Mount

MTG

Mounting

N

Neutral

NA

Natural Aspiration

No.

Number

O2S

Oxygen Sensor

OC

Oxidation Catalyst

O/D

Overdrive

OEM

Original Equipment Manufacturing

OHC

Overhead Camshaft

OHV

Overhead Valve

OPT

Option

O/S

Oversize

P & BV

Proportioning And Bypass Valve

PCS

Power Control System

PCV

Positive Crankcase Ventilation

PKB

Parking Brake

PPS

Progressive Power Steering

PROM

Programmable Read Only Memory

PS

Power Steering

PTO

Power Take–Off

R & P

Rack And Pinion

RAM

Random Access Memory

R/B

Relay Block

RBS

Recirculating Ball Type Steering

R/F

Reinforcement

RFS

Rigid Front Suspension

RH

Right–Hand

RHD

Right–Hand Drive

RLY

Relay

ROM

Read Only Memory

Rr

Rear

RR

Rear–Engine Rear–Wheel Drive

RRS

Rigid Rear Suspension

RWD

Rear–Wheel Drive

SC

Supercharger

SDN

Sedan

SEN

Sensor

SICS

Starting Injection Control System

SOC

State Of Charge

SOHC

Single Overhead Camshaft

SPEC

Specification

SPI

Single Point Injection

SRS

Supplemental Restraint System

–

INTRODUCTION

TERMS

IN–41

LEXUS RX300 (RM785E)

SSM

Special Service Materials

SST

Special Service Tools

STD

Standard

STJ

Cold–Start Fuel Injection

SW

Switch

SYS

System

T/A

Transaxle

TACH

Tachometer

TBI

Throttle Body Electronic Fuel Injection

TC

Turbocharger

TCCS

TOYOTA Computer–Controlled System

TCV

Timing Control Valve

TDC

Top Dead Center

TEMP.

Temperature

TEMS

TOYOTA Electronic Modulated Suspension

TIS

Total Information System For Vehicle Development

T/M

Transmission

TRC

Traction Control System

TURBO

Turbocharge

TVV

Thermal Vacuum Valve

U/D

Underdrive

U/S

Undersize

VCV

Vacuum Control Valve

VENT

Ventilator

VIN

Vehicle Identification Number

VPS

Variable Power Steering

VSC

Vehicle Stability Control

VSV

Vacuum Switching Valve

VTV

Vacuum Transmitting Valve

w/

With

WGN

Wagon

W/H

Wire Harness

w/o

Without

WU–TWC

Warm Up Three–Way Catalytic Converter

WU–OC

Warm Up Oxidation Catalytic Converter

1st

First

2nd

Second

2WD

Two Wheel Drive Vehicle (4x2)

4WD

Four Wheel Drive Vehicle (4x4)

AIR CONDITIONING

AIR CONDITIONING SYSTEM

AC–1

. . . . . . . . . . . .

DRIVE BELT

AC–15

. . . . . . . . . . . . . . . . . . . . . . . . . . . .

MANIFOLD GAUGE SET

AC–18

. . . . . . . . . . . . . . . . .

REFRIGERANT LINE

AC–20

. . . . . . . . . . . . . . . . . . . . .

AIR CONDITIONER UNIT

AC–23

. . . . . . . . . . . . . . . . .

BLOWER UNIT

AC–36

. . . . . . . . . . . . . . . . . . . . . . . . . .

COMPRESSOR AND MAGNETIC

CLUTCH

AC–43

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

CONDENSER

AC–52

. . . . . . . . . . . . . . . . . . . . . . . . . . .

EXPANSION VALVE

AC–58

. . . . . . . . . . . . . . . . . . . . . .

BLOWER MOTOR

AC–61

. . . . . . . . . . . . . . . . . . . . . . .

AIR MIX SERVOMOTOR

AC–62

. . . . . . . . . . . . . . . . . .

AIR OUTLET SERVOMOTOR

AC–63

. . . . . . . . . . . . .

SOLAR SENSOR

AC–64

. . . . . . . . . . . . . . . . . . . . . . . .

ROOM TEMPERATURE SENSOR

AC–65

. . . . . . . . .

AMBIENT TEMPERATURE SENSOR

AC–66

. . . . . . .

EVAPORATOR TEMPERATURE

SENSOR

AC–67

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

PRESSURE SWITCH

AC–68

. . . . . . . . . . . . . . . . . . . . .

HEATER MAIN RELAY

AC–71

. . . . . . . . . . . . . . . . . . . .

MAGNETIC CLUTCH RELAY

AC–72

. . . . . . . . . . . . . .

COOLING FAN RELAY

AC–73

. . . . . . . . . . . . . . . . . . .

CONDENSER FAN

AC–74

. . . . . . . . . . . . . . . . . . . . . . .

AIR REFINER FILTER

AC–75

. . . . . . . . . . . . . . . . . . . .