Lexus ES300 (1997 year). Service manual — part 665

COMBINATION METER

CRUISE CONTROL SW
[COMB. SW]

CRUISE CONTROL
ACTUATOR

KEY INTERLOCK
SOLENOID

ENGINE OIL LEVEL
WARNING SW

COMBINATION SW

NOISE FILTER

INTEGRATION RELAY

ABSORBER CONTROL
ECU

ABSORBER CONTROL SW

BRAKE FLUID LEVEL
WARNING SW

AIR VENT MODE
CONTROL SERVO MOTOR

A/C CONTROL
ASSEMBLY

TURN SIGNAL FLASHER
RELAY

FUEL SENDER

CD AUTOMATIC
CHANGER

STEREO COMPONENT
AMPLIFIER

COMBINATION METER

DAYTIME RUNNING
LIGHT RELAY (MAIN)

TRAC OFF SW

ABSORBER CONTROL
ACTUATOR FRONT LH

STEERING SENSOR

CRUISE CONTROL ECU

DATA LINK
CONNECTOR 3

CIGALETTE LIGHTER

FRONT WIPER
AND WASHER
SW [COMB. SW]

A/C BLOWER MOTOR
LINEAR CONTROLLER

AIRBAG SENSOR
ASSEMBLY

UNLOCK WARNING SW

(IGNITION KEY)

BLOWER RESISTOR

DOOR LOCK CONTROL
SW FRONT RH

DOOR UNLOCK
DETECTION SW
FRONT RH

DOOR KEY LOCK
AND UNLOCK
SW FRONT RH

MIRROR HEATER RH
[REMOTE CONTROL
MIRROR RH]

A

A

A

A

A

A

A

A

A

A

A

A

B

A

B

A

B

A

B

A

B

A

B

A

B

A

A

C

A

C

IG1

4

IF3

1

IH1

2

IO2

20

I 4

IL

II

IJ

R–B

W–B

W–B

W–B

W–B

W–B

W–B

W–B

W–B

W–B

W–B

W–B

W–B

W–B

W–B

W–B

W–B

W–B

W–B

W–B

BR

BR

BR

BR

W–

BR

W–

B

W–

B

R

B

J 8

, J 9

A

JUNCTION
CONNECTOR

B

J20

, J21

A

W–

B

W–B

W–B

W–B

W–B

W–B

W–B

W–B

W–B

POWER RELAY

W–B

W–B

(* 1)

(*1)

(*1)

(* 1)

1M

3

1N

1

1J

7

1J

8

JUNCTION CONNECTOR

A

A

A

A

JUNCTION
CONNECTO

15

A

A

A

A

J

A

A

A

B

–B

–B

–B

–B

J38

R

W

W

W

W

JUNCTION
CONNECTO

B

B

B

B

B

56

* 1 : CANADA

FUEL LID AND
LUGGAGE COMPARTMENT
DOOR OPENER SW

SHIFT LOCK CONTROL
ECU

O/D MAIN SW

THEFT DETERRENT
ECU

WIRELESS DOOR
LOCK ECU

REMOTE CONTROL
MIRROR SW

RHEOSTAT

SEAT HEATER SW
(DRIVER’ S SEAT)

SEAT HEATER

(DRIVER’ S SEAT)

SEAT HEATER SW
(FRONT PASSENGER’ S
SEAT)

SEAT HEATER (FRONT
PASSENGER’ S SEAT)

COMBINATION METER

GLOVE BOX LIGHT SW

LICENSE PLATE
LIGHT LH

LICENSE PLATE
LIGHT RH

ABSORBER CONTROL
ACTUATOR REAR LH

BUCKLE SW

FUEL PUMP

CELLULAR PHONE

(HAND SET)

TELEPHONE
TRANSCEIVER
AND SPEAKER RELAY

REAR SIDE MARKER
LIGHT LH

REAR SIDE MARKER
LIGHT RH

LUGGAGE COMPARTMENT
DOOR KEY UNLOCK SW

FUEL LID OPENER
MOTOR

REAR COMBINATION
LIGHT LH

REAR COMBINATION
LIGHT RH

HIGH MOUNTED
STOP LIGHT

POWER SEAT CONTROL
SW (DRIVER’ S SEAT)

DOOR UNLOCK
DETECTION SW
REAR LH

SEAT POSITION
CONTROL ECU

LIGHT FAILURE
SENSOR

REAR COMBINATION
LIGHT LH

REAR COMBINATION
LIGHT RH

IG

I 7

I 8

B14

B14

B13

B13

B13

BS1

1

BS2

8

BQ1

9

W–B

W–B

W–B

W–B

W–B

W–B

W–B

W–B

W–B

W–B

W–B

W–B

W–B

W–B

W–B

W–B

W–B

W–B

W–B

W–B

W–B

W–B

W–B

W–B

W–B

W–B

W–B

W–B

W–B

BP

W–B

W–

B

W–B

W–B

W–B

W–B

W–B

JUN
CON

J16

JUNC
CONN

J37

A

W–

B

W–B

CLOCK

W–B

W–B

W–B

II1

2

B13

B16

W–B

W–B

W–B

W–B

W–B

W–B

W–B

(* 5)

(*5)

(*5)

(* 4)

(* 4)

(* 4)

(* 4)

(*4)

POWER SEAT CONTROL
SW (DRIVER’ S SEAT
LUMBAR SUPPORT
CONTROL)

BUCKLE SW

BUCKLE

REAR TURN SIGNAL
LIGHT LH

W–B

REAR TURN SIGNAL
LIGHT RH

A

A

A

A

A

A

A

A

A

CTION

NECTOR

A

A

A

BN

A

A

A

A

A

A

A

A

A

TION

ECTOR

57

J GROUND POINT

AIRBAG SENSOR
ASSEMBLY

POWER OUTLET

PERSONAL LIGHT

MOON ROOF CONTROL
SW AND MOON ROOF
CONTROL RELAY

VANITY LIGHT LH

VANITY LIGHT RH

MOON ROOF MOTOR
AND LIMIT SW

DOOR KEY LOCK AND
UNLOCK SW FRONT LH

DOOR UNLOCK
DETECTION SW
FRONT LH

POWER WINDOW
MASTER SW

MIRROR HEATER
LH [REMOTE
CONTROL MIRROR LH]

ABSORBER CONTROL
ACTUATOR REAR RH

DOOR UNLOCK
DETECTION SW
REAR RH

POWER SEAT CONTROL
SW (FRONT
PASSENGER’ S SEAT)

POWER SEAT CONTROL
SW (DRIVER’ S SEAT)

POWER SEAT POSITION
SENSOR (DRIVER’ S
SEAT FRONT VERTICAL
CONTROL)

POWER SEAT POSITION
SENSOR (DRIVER’ S
SEAT REAR VERTICAL
CONTROL)

SEAT POSITION
CONTROL ECU

SEAT MEMORY SW

POWER SEAT POSITION
SENSOR (DRIVER’ S
SEAT SLIDE CONTROL)

POWER SEAT POSITION
SENSOR (DRIVER’ S
SEAT RECLINING
CONTROL)

B 4

B 2

B 2

B 2

IF

W–B

W–

W–B

W–B

W–B

W–B

W–B

W–B

W–B

BQ

W–B

W–

B

IE2

20

B

W–B

W–B

W–B

W–B

B 6

B 6

IM

BO

BR1

9

BT1

1

W–B

W–B

W–B

W–B

W–B

W–

B

W–B

B16

B16

B16

B16

BR

BR

BR

BR

BR

BR

BR

BS2

9

IH

BR

BR

W–

B

W–

B

BR

BR

BR

CONNECTOR

W–

B

IK

W–B

W–

B

(* 2)

(*2)

(*2)

(*2)

(*4)

(*4)

(*4)

(*4)

(*4)

(*4)

(*4

)

(*4

)

(*4

)

(*4

)

(*4)

B
B

B
B 2 : * 3

W–B

B

B

B

B

JUNCTION

J36

B

1F

3

1V

3

B

1G

7

W–

1V

4

1N

3

4 : * 2
2 : * 3

4 : * 2

58

* 3 : W/O MOON ROOF

* 2 : W/ MOON ROOF

* 5 : W/O DRIVING POSITION MEMORY

* 4 : W/ DRIVING POSITION MEMORY

59

J GROUND POINT

: PARTS LOCATION

CODE

SEE PAGE

CODE

SEE PAGE

CODE

SEE PAGE

J8

A

29

J20

A

29

J37

30

J9

B

29

J21

B

29

J38

30

J15

29

J24

29

J16

29

J36

30

: RELAY BLOCKS

CODE

SEE PAGE

RELAY BLOCKS (RELAY BLOCK LOCATION)

1

22

ENGINE ROOM R/B (ENGINE COMPARTMENT LEFT)

2

23

ENGINE ROOM NO. 2 R/B (ENGINE COMPARTMENT LEFT)

3

23

ENGINE ROOM NO. 3 R/B (RADIATOR UPPER SUPPORT RH)

: JUNCTION BLOCK AND WIRE HARNESS CONNECTOR

CODE

SEE PAGE

JUNCTION BLOCK AND WIRE HARNESS (CONNECTOR LOCATION)

1F

24

ROOF WIRE AND INSTRUMENT PANEL J/B (LOWER FINISH PANEL)

1G

24

INSTRUMENT PANEL WIRE AND INSTRUMENT PANEL J/B (LOWER FINISH PANEL)

1J

1M

24

COWL WIRE AND INSTRUMENT PANEL J/B (LOWER FINISH PANEL)

1N

24

COWL WIRE AND INSTRUMENT PANEL J/B (LOWER FINISH PANEL)

1V
2C

20

ENGINE ROOM MAIN WIRE AND ENGINE ROOM J/B (ENGINE COMPARTMENT LEFT)

2F

20

ENGINE ROOM MAIN WIRE AND ENGINE ROOM J/B (ENGINE COMPARTMENT LEFT)

2J

20

COWL WIRE AND ENGINE ROOM J/B (ENGINE COMPARTMENT LEFT)

: CONNECTOR JOINING WIRE HARNESS AND WIRE HARNESS

CODE

SEE PAGE

JOINING WIRE HARNESS AND WIRE HARNESS (CONNECTOR LOCATION)

EA1

34

ENGINE ROOM MAIN WIRE AND ENGINE ROOM MAIN NO. 3 WIRE (BEHIND HEADLIGHT LH)

IE2

36

FRONT DOOR LH WIRE AND INSTRUMENT PANEL WIRE (LEFT KICK PANEL)

IF3

36

FLOOR WIRE AND INSTRUMENT PANEL WIRE (LEFT KICK PANEL)

IG1

36

INSTRUMENT PANEL WIRE AND COWL WIRE (RIGHT SIDE OF INSTRUMENT PANEL J/B)

IH1

36

COWL WIRE AND A/C SUB WIRE (BEHIND RADIO AND PLAYER)

II1

38

FLOOR NO. 3 WIRE AND INSTRUMENT PANEL WIRE (UNDER THE CONSOLE BOX)

IK1

38

ENGINE WIRE AND COWL WIRE (UNDER THE GLOVE BOX)

IK3

38

ENGINE WIRE AND COWL WIRE (UNDER THE GLOVE BOX)

IL1

38

ENGINE WIRE AND INSTRUMENT PANEL WIRE (UNDER THE GLOVE BOX)

I02

38

FRONT DOOR RH WIRE AND INSTRUMENT PANEL WIRE (RIGHT KICK PANEL)

BQ1

40

REAR DOOR LH WIRE AND FLOOR WIRE (LEFT CENTER PILLAR)

BR1

40

REAR DOOR RH WIRE AND FLOOR NO. 2 WIRE (RIGHT CENTER PILLAR)

BS1

42

FLOOR WIRE AND SEAT NO 1 WIRE (UNDER THE DRIVER’S SEAT)

BS2

42

FLOOR WIRE AND SEAT NO. 1 WIRE (UNDER THE DRIVER’S SEAT)

BT1

42

FLOOR NO. 2 WIRE AND SEAT NO. 2 WIRE (UNDER THE FRONT PASSENGER’S SEAT)

: GROUND POINTS

CODE

SEE PAGE

GROUND POINTS LOCATION

EA

34

RIGHT RADIATOR SIDE SUPPORT

EB

34

RIGHT RADIATOR SIDE SUPPORT

EC

34

LEFT RADIATOR SIDE SUPPORT

ED

34

SURGE TANK RH

EE

34

REAR SIDE OF SURGE TANK

IF

36

COWL SIDE PANEL LH

IG

36

LEFT KICK PANEL

IH

36

LEFT KICK PANEL

II

36

INSTRUMENT PANEL BRACE LH

IJ

36

INSTRUMENT PANEL BRACE RH

IK

36

COWL SIDE PANEL RH

IL

36

RIGHT KICK PANEL

IM

36

RIGHT KICK PANEL

BN

40

UNDER THE LEFT CENTER PILLAR

BO

40

UNDER THE RIGHT CENTER PILLAR

BP

40

BACK PANEL CENTER

BQ

40

ROOF LEFT