Lexus LS400 (2000 year). Manual — part 65

I03272

F : Fuel Receiver Gauge

E : Engine Coolant Temperature Receiver Gauge

T : Tachometer

S : Speedometer

Fuel Level

Warning

ABS, TRAC and VSC ECU

Multiplex

Communication

System

Multi–information

Display Switch

GAUGE Fuse

DOME Fuse

MPX–B Fuse

Passenger’s

Seat Belt Warning

Airsus ECU

Headlight Control Indicator

A/T P Indicator

PWP Indicator

A/T R Indicator

A/T N Indicator

A/T D Indicator

A/T 4 Indicator

A/T 3 Indicator

A/T 2 Indicator

A/T L Indicator

SNOW Indicator

CRUISE Indicator

Seat Belt Warning

Discharge warning

C15

C12

C13

B4

B1

5V

B7

B8

A8

C7

S

B13

B12

B5

B3

ODO/TRIP Switch

(Gronud)

F

E

T

B15

A12

B11

B6

A1

A2

B16

Fuel Sender

Gauge (FV)

Headlight Leveling

Control ECU

Window Washer Level Warning Switch

Combination

Meter

ECU

TRIP RESET Switch

Fuel Sender Gauge

Fuel Sender

Gauge (FE)

TACHO

ECM

SPDM

TRAC OFF Indicator

C8

Body Ground

ABS, TRAC & VSC ECU

ODO/TRIP Switch

ABS, TRAC &

VSC ECU

TRAC Indicator

ABS Warning

Washer Level

Warning

C1

C9

C14

C6

C18

C17

C11

ECM

Brake Pad Sensor

Check Engine

Warning

Brake

Warning

Low Oil Pressure

Warning

Brake Fluid Level Warning Switch

Low Oil Pressure

Warning Switch

5V

*1: ODO/TRIP

*1

*2: Multi Display

*2

C16

*3

*3

*3: ECM

Light Failure Relay

BE–88

–

BODY ELECTRICAL

COMBINATION METER

1951

2.

CONNECTOR DIAGRAMS

I03273

Speed
Control Unit

HI–Beam Indicator

Right Turn Indicator

Left Turn Indicator

Open Door Warning

Taillight Indicator

Headlight Indicator

Turn Signal
Switch

Headlight Dimmer
Switch

Automatic
Light Sensor

SRS Warning

Headlights

Airbag
Sensor Assembly

C2

C5

C4

B10

C3

C10

A6

ECU

Light
Control
Rheostat

(TR)

A5

(TC)

Body
ECU

TAIL
Fuse

Front Fog Light Indicator

–

BODY ELECTRICAL

COMBINATION METER

BE–89

1952

I03270

CRUISE MAIN Indicator Light

TRAC Warning Light

Window Washer Level Warning Light

Headlight or Taillight Warning Light

Malfunction Indicator Light

ABS Warning Light

ECT SNOW Indicator Light

A/T Shift Indicator Light (2)

ECT PWR Indicator Light

A/T Shift Indicator Light (L)

A/T Shift Indicator Light (3)

A/T Shift Indicator Light (4)

A/T Shift Indicator Light (D)

A/T Shift Indicator Light (N)

A/T Shift Indicator Light (R)

A/T Shift Indicator Light (P)

Discharse Warning Light

Seat Belt Warning Light

Fuse Level Warning Light

Brake Fluid Level Warning Light

E8

E7

E6

E16

E14

E11

F7

F6

F5

F10

F9

F8

G5

F12

F11

G8

G7

G6

G17

G16

G15

E

T

IG+

E1

E4

E3

E2

E10

E9

E5

E17

E13

E12

E20

E19

E18

F1

F4

F3

F2

F16

F15

F13

F19

F18

F17

G13

G11

F20

G1

G4

G3

G2

S

G14

G9

TA COS–

TA SIN–

F

TE SIN+

Combination
Meter
ECU

TA COS+

IG+

TA SIN+

TE SIN–

TE COS+

TE COS–

SP SIN–

SP SIN+

SP COS+

SP COS–

FU SIN–

FU SIN+

FU COS–

FU COS+

TRC OFF Warning Light

HEIGHT HI Indicator Light

HI–Beam Indicator Light (–)

Right Turn Indicator Light

Left Turn Indicator Light

Front Fog Light Indicator Light

Open Door Warning Light

Airbag Warning Light

E : Engine Coolant Temperature Receiver Gauge

T : Tachometer

S : Speedometer

F : Fuel Receiver Gauge

BE–90

–

BODY ELECTRICAL

COMBINATION METER

1953

I03271

Passenger Seat Belt Warning

Speed Warning Chime

Light Cntrol

Rheostat (TC)

*1: ODO/TRIP Switch (Ground)

ODO/TRIP Switch

Ignition

Switch

TRIP RESET Switch

Light Control Rheostat (TR)

GAUGE Fuse

Battery

Igniter

Multi–information Display Switch

Signal Earth

DOME Fuse

MPX–B Fuse

Light Failure Relay

Speed Control Unit

ABS, TRAC and VSC ECU

Fuel Sender Gauge (FR)

Fuel Sender Gauge (FV)

Headlight Leveling Control ECU

Body Ground

Turn Signal Switch (Left)

Headlights

Fuel Sender

Gauge (FE)

A8

A1

A2

A4

A5

A6

A12

B1

B3

B4

B5

B6

B7

B8

B9

B10

B11

B12

B13

B15

B16

S2

S4

H1

C1

LCDTH–

HEAT–

LED–

LED+

TH–

TH+

C2

C3

C4

C5

C6

C7

S3

W1

W12

Y1

Y12

X1

X12

HEAT+

CIC

∼

J1

J2

K1

K2

C8

C9

C10

C11

C12

C13

C14

C15

C16

C17

C18

H2

H3

H4

H5

H7

H6

H8

H9

H10

H12

H11

H13

H14

H15

O6

O7

O1

O2

O3

O4

O5

O8

O12

O16

LCDTH–

CIC

Z1

Z12

∼

∼

Q7

L1

L2

M1

M2

P9

Q1

Q3

Q5

P1

P2

P3

P5

P7

Brake Pad Sensor

Brake Fluid Level Warning Switch

Airbag Sensor Assembly

ABS, TRAC and

VSC ECU (TRAC)

Turn Signal Switch (Right)

Headlight Dimmer Switch

ABS, TRAC and VSC ECU

(TRAC OFF)

ABS, TRAC and VSC ECU (ABS)

Light Failure Relay

Window Washer Level Warning Switch

Multiplex Communication Circuit (MPX1)

Low Oil Pressure Warning Switch

Multiplex Communication Circuit (MPX2)

ABS, TRAC and VSC ECU (VSC)

Combination

Meter

ECU

Multi

Information

Display

TEST1

TEST2

GND

Fuel Receiver Gauge Needle (FXG)

Speedometer Needle (FXG)

Engine Coolant Temperature

Receiver Gauge Needle (FXG)

HEAT–

TH21

TH22

CIC(TA)

HEAT+

CIC(SP)

FCC

CIC(TA)

HEAT–

CIC(SP)

HEAT–

FCC

Fuel Receiver Gauge Needle (FXG)

Speedometer Needle (FXG)

Tachometer Needle (FXG)

Tachometer Needle (FXG)

ECM

AIRSUS ECU

∼

Engine Coolant Temperature

Receiver Gauge Needle (FXG)

*1

–

BODY ELECTRICAL

COMBINATION METER

BE–91

1954