Lexus GS300/400 (2000 year). Service manual — part 92
BE0HI–03
I04248
Connector ”U”
Connector ”A”
Connector ”B”
Combination Meter Wiring Circuit Connectors
Connector ”A”
Connector ”B”
Connector ”U”
BE–82
–
BODY ELECTRICAL
COMBINATION METER
2383
CIRCUIT
I04250
Combination Meter Wiring Circuit – 1
:Speedometer
:Tachometer
:Fuel Receiver Gauge
:Engine Coolant
Temperature
Receiver Gauge
Speed Control Unit
CLOCK
to GAUGE Fuse
to MPX–B Fuse
to SRS Fuse
Tilt and Telescopic ECU
Body ECU NO.2
ECM (GS400)
Ignitor (GS300)
Fuel Main Sender Gauge
Ground
Fuel Sub Sender Gauge
Light Control Rheostat
Illuminations
ABS, TRAC and VSC ECU
ABS, TRAC and VSC ECU
Speed Signal
Passenger seat
belt warning
Rr LIGHTS
SEAT BELT
OIL PRESS
OIL LEVEL
DOOR
IG+
SRS +B
A/T P
A/T R
A/T N
A/T D
A/T 4
A/T 3
A/T 2
A/T L
CRUISE
MPX+B
IG+
IG+
5V
+B
to ECU
to
PANEL
Fuse
B4
B5
B6
B9
A5
A17
A3
A8
B16
LCD
ECU
S
T
F
E
Power Source
Brake
Buzzer
A11
A2
A1
A6
B1
B13
B14
A4
B22
ECU
ECU
ECU
S
T
F
E
CHARGE
FUEL LVL
ECT PWR
ECT SNOW
TAIL or HEAD
Ground
IG+
IG+
IG+
IG+
+B
–
BODY ELECTRICAL
COMBINATION METER
BE–83
2384
I04251
Combination Meter Wiring Circuit – 2
Left Turn Indicator
Right Turn Indicator
Hi–beam Indicator
SRS Warning
Washer Level Indicator
Headlight leveling
Indicator
Malfunction
Indicator
VSC Warning
ABS Warning
VSC OFF Indicator
SLIP Indicator
IG+
IG+
IG+
IG+
IG+
IG+
Combination Meter ECU
A14
A15
A16
A13
A12
B18
A10
to HEAD Fuse
B15
B3
B2
A7
B12
Headlight Dimmer Switch
Airbag Sensor Assembly
Washer Fluid Level
Warning Switch
Healight Leveing
Contorl ECU
ECM
ABS, TRAC and
VSC ECU
Turn Singal
Flasher Relay
ODO/TRIP Switch
RESET Switch
to Combination Meter ECU
to Combination Meter ECU
U8
U3
U10
U9
U4
SRS +B
BE–84
–
BODY ELECTRICAL
COMBINATION METER
2385
Clock (Passenger seat belt warning light)
Tilt and telescopic ECU
Fuel main sender gauge
Fuel sub sender gauge
ABS, TRAC and VSC ECU (Speed signal)
Speed control unit
Headlight dimmer switch
Ground
Window washer level warning switch
Body control No.2 ECU
ECM
ABS, TRAC and VSC ECU (VSC warning light)
ABS, TRAC and VSC ECU (SLIP warning light)
ABS, TRAC and VSC ECU (TRAC OFF warning light)
ABS, TRAC and VSC ECU (ABS warning light)
ABS, TRAC and VSC ECU (Brake warning light)
GAUGE fuse
Turn signal flasher (Left turn side)
Turn signal flasher (Right turn side)
Light control rheostat (+B)
Light control rheostat (Signal)
Light control rheostat (Ground)
PANEL fuse
Airbag sensor assembly
MPX+B fuse
DOME+B fuse
HEAD–RH fuse
Igniter
Headlight beam leveling control ECU
Ground
Telltale light assembly (IG+)
Telltale light assembly (ODO/TRIP switch)
Telltale light assembly (Right turn signal)
Telltale light assembly (RESET switch)
Telltale light assembly (Left turn signal)
Ground
Wiring connector side
No.
1
1
1
2
3
4
5
6
7
8
10
11
12
13
14
15
16
17
1
1
1
2
3
4
5
6
9
12
13
14
15
16
18
22
1
1
1
3
4
8
9
10
U
B
A
–
BODY ELECTRICAL
COMBINATION METER
BE–85
2386
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