LEXUS RX 300

1998 — 2003 of release

Repair and operation of the car



Lexus RX 300
+ Lexus RX-300 cars
+ Governing bodies and methods of operation
+ Settings and routine maintenance of the car
+ Engine
+ Cooling systems of the engine, heating, ventilation and air conditioning
+ A power supply system and production of the fulfilled gases
+ Systems of electric equipment of the engine
+ Automatic transmission and interaxal differential
+ Transmission line
+ Brake system
+ Suspension bracket and steering
+ Body
- Onboard electric equipment
   General information
   Diagnostics of malfunctions of onboard electric equipment - the general information
   Safety locks - the general information
   The relay - the general information and check of serviceability of functioning
   Screen wipers and windscreen washers
   Replacement of glow lamps
   Removal and installation of a casing of a steering column and understeering switches
   Check of serviceability of functioning of some auxiliary systems
   Removal and installation of the antenna
   Removal and installation of a combination of devices
   Adjustment of an inclination of headlights
   Removal and installation of components of the SRS system
   Removal and installation of components of window regulators and screen wipers
+ Schematic diagrams of electric connections


2598ff35

Onboard electric equipment

Specifications

Placement and types of the applied lamps (12 V)

Lamps of devices of external lighting in a forward part of the car

Lamps of devices of external lighting in a back part of the car



Appointment

Type

Power, W

1

Driving beam of headlights

Halogen 9005

60

2

Near and far light of headlights

Halogen 9006

51

3

Parking light

Glass socle 168

5

4

Forward indexes of turns

Glass socle

21

5

Fog light

Halogen 9006

51

6

Forward side marker lights

Glass socle

5

7

Stoplight of the top level

Glass socle

18

8

Back indexes of turns

Glass socle

21

9

Back dimensional fires / stoplights

Glass socle

21/5

10

Back side marker lights

Glass socle

5

11

Backing lamps

Glass socle

21

12

Illumination of registration plate

Glass socle

5

13

Lamp for reading

Asymmetrical socle

10

14

Illumination of a cosmetic mirror

Spotlights

1.5

15

Saloon lamps

Spotlights

8

16

Illumination of thresholds

Glass socle

5

17

Illumination of a ware box

Glass socle

1.2

Placement of the relay and safety locks

Safety locks in the main assembly block

Designation

Current, And

The protected chains

1

AM 1

40

System of ignition

2

POWER

30

Э / drive of seats

3

IGN

7.5

SRS, fuel injection

4

RADIO No. 2

7.5

Audio system, on-board computer

5

CIG

15

Lighter, external mirrors, locks of doors

6

D RR DOOR

20

Lock and window regulator of a back door

7

PWR OUTLET

15

Nests of selection of power

8

FR FOG

15

Fog lights

9

SRS - ACC

15

SRS

10

ECU - IG

15

Phone, internal rear-view mirror, ABS, VSC, multipurpose display

11

WIPER

25

Screenwashes

12

P RR DOOR

20

Lock and window regulator of a back door

13

P FR DOOR

20

Lock and window regulator of a forward door

14

S / ROOF

20

Roof hatch

15

HEATER

15

Systems of ventilation, heating and To/in

16

GAUGE

7.5

On-board computer, indicators of a reminder on service of the car

17

RR WIP

15

Back door glass cleaner

18

STOP

20

Stoplights, ABS, VSC

19

OBD

7.5

System of onboard self-diagnostics

20

SEAT HTR

15

Heating of seats

21

STARTER

 

System of start

22

WASHER

 

Washers of glasses

23

RR FOG

7.5

There is no chain

24

FR DEF

20

Heating of external mirrors and glass of a door of a back

25

SRS - B

7.5

SRS

26

TAIL

10

Marker and parking lights, illumination of registration plate

27

PANEL

7.5

Dashboard illumination

The relay in the main assembly block

Designation Chain

A

Relay of marker lights

B

Relay of fog lights

With

Relay of giving of food ("ACC")

Safety locks in the block of a motive compartment

Designation

Current, And

The protected chains

1

ABS

60

ABS

2

ALT

140

System of a charge

3

RDI FAN

40

Cooling system fan

4

CDS FAN

40

Cooling system fan

5

RR DEF

30

Heating of glass of a door of a back and external mirrors

6

HEATER

50

Heater fan

7

H-LP R UPR

15

Right headlight, driving beam

8

H - LP L UPR

15

Left headlight, driving beam

9

A / F HTR

25

Sensor of quality of working mix

10, 11

No

12

H-LP R LWR

15

Right headlight, passing beam

13

H - LP L LWR

15

Left headlight, passing beam

14

HAZARD

15

Alarm system, indexes of turns

15

AM 2

20

System of start

16

TEL

15

Phone

17

FL DOOR

20

 

18

Crossing point

19

ALT - S

7.5

System of charging

20

HORN

10

Anticreeping system, horn

21

EFI

20

Fuel injection

22

DOME

10

Internal lighting, indexes and measuring instruments, multipurpose display

23

ECU - B

7.5

On-board computer

24

RAD No. 1

20

Audio system

25-27

No

28

MAIN

50

System of start

The relay in the block of a motive compartment

Designation Chain

A

No

B

ABS SOL relay

With

Fan No. 3 relay

D

Fan No. 1 relay

E

Relay э / ABS motor

F

Fan No. 2 relay

G

A/F sensor relay

H

No

I

Relay of headlights

J

Starter relay

K

Relay of heating of glass of a door of a back and external mirrors

L

Relay of the K/V magnetic coupling

M

Relay of a horn and anticreeping system

N

Fuel injection relay

Relay arrangement in the block No. 1

Designation Chain

A

Relay of a rupture of a chain

B

Main relay of the engine

With

Relay of heating of external mirrors

Safety lock and the relay in the block of the relay No. 3 V a motive compartment

Designation Description

1

Safety lock of DRL, 7.5 A

A

Relay No. 2 DRL

B

Relay No. 4 DRL

With

Relay No. 3 DRL

Efforts of tightening of threaded connections, Nanometer

Bolts of fastening of an overlay of a steering wheel 7.1 ÷ 8.8
Fixture of assembly of a forward safety cushion of the forward passenger see Specifications to the Head Kuzov
Fixture of assembly of a side safety cushion 5.5
Bolts of fastening of the central assembly of SRS sensors 21
Bolts of fastening of forward SRS sensors 20
Bolts of fastening of natyazhitel of seat belts
  • Top bolt
7.4
  • Lower bolt
41
Bolts of fastening of side SRS sensors 21
Nuts of fastening of assembly of the antenna 2.5