Subaru 2001 IMPREZA User manual

FUJI HEAVY INDUSTRIES LTD. G1830GE6
2001 IMPREZA SERVICE MANUAL QUICK REFERENCE INDEX
BODY SECTION
This service manual has been prepared
to provide SUBARU service personnel
with the necessary information and data
for the correct maintenance and repair
of SUBARU vehicles.
This manual includes the procedures
for maintenance, disassembling, reas-
sembling, inspection and adjustment of
components and diagnostics for guid-
ance of experienced mechanics.
Please peruse and utilize this manual
fully to ensure complete repair work for
satisfying our customers by keeping
their vehicle in optimum condition.
When replacement of parts during
repair work is needed, be sure to use
SUBARU genuine parts.
All information, illustration and specifi-
cations contained in this manual are
based on the latest product information
available at the time of publication
approval.
HVAC SYSTEM
(HEATER, VENTILATOR AND A/C) AC
HVAC SYSTEM (AUTO A/C)
(DIAGNOSTICS) AC
AIRBAG SYSTEM AB
AIRBAG SYSTEM (DIAGNOSTICS) AB
SEAT BELT SYSTEM SB
LIGHTING SYSTEM LI
WIPER AND WASHER SYSTEMS WW
ENTERTAINMENT ET
COMMUNICATION SYSTEM COM
GLASS/WINDOWS/MIRRORS GW
BODY STRUCTURE BS
INSTRUMENTATION/DRIVER INFO IDI
SEATS SE
SECURITY AND LOCKS SL
IMMOBILIZER (DIAGNOSTICS) IM
SUNROOF/T-TOP/CONVERTIBLE TOP
(SUNROOF) SR
EXTERIOR/INTERIOR TRIM EI

INSTRUMENTATION/DRIVER INFO IDI
Page
1. General Description ....................................................................................2
2. Combination Meter System.........................................................................4
3. Combination Meter Assembly...................................................................19
4. Speedometer.............................................................................................21
5. Tachometer...............................................................................................22
6. Fuel Gauge ...............................................................................................23
7. Water Temperature Gauge.......................................................................24
8. Ambient Sensor.........................................................................................25

IDI-2
INSTRUMENTATION/DRIVER INFO GENERAL DESCRIPTION
1. General Description
A: SPECIFICATIONS
Combination meter
Speedometer Electric pulse type
Temperature gauge Thermistor cross coil type
Fuel gauge Resistance cross coil type
Tachometer Electric impulse type
Turn signal indicator light 14 V —1.4 W
Charge indicator light LED
Oil pressure indicator light LED
ABS warning light LED
CHECK ENGINE warning light
(Malfunction indicator light) LED
HI-beam indicator light 14 V —1.4 W
Door open warning light LED
Seat belt warning light LED
Brake fluid and parking brake warning
light LED
FWD indicator light LED
AIRBAG warning light LED
Meter illumination light 14 V —3 W, 14 V —2 W
AT OIL TEMP. warning light LED
LO indicator light LED
HOLD indicator light LED
Immobilizer indicator light LED
POWER indicator light 14 V —2 W
Low fuel warning light LED
AT select lever position indicator light 14 V —100 mA
LCD back light 14 V —1.4 W

IDI-3
INSTRUMENTATION/DRIVER INFO
GENERAL DESCRIPTION
B: CAUTION
•Be careful not to damage meters and instrument panel.
•Be careful not to damage meter glasses.
•Make sure that electrical connector is connected securely.
•After installation, make sure that each meter operates normally.
•Use gloves to avoid damage and getting fingerprints on the glass surface and meter surfaces.
•Do not apply excessive force to circuit plate.
•Do not drop or otherwise apply impact.
C: PREPARATION TOOL
1. GENERAL TOOLS
TOOL NAME REMARKS
Circuit Tester Used for measuring resistance and voltage.

IDI-4
INSTRUMENTATION/DRIVER INFO
COMBINATION METER SYSTEM
2. Combination Meter System
A: SCHEMATIC
1. COMBINATION METER
METER-01 METER-01
(GREEN)
i12
To C:
(GREEN)
i11
To B:
(GREEN)
i10
To A:
B16
B29
B15
B14
B7
B8
B1
B30
C7
C14
C3
C4
C8
C13
C6
A1
A2
A6
A5
A9
A10
C1
GG64-20A

IDI-5
INSTRUMENTATION/DRIVER INFO
COMBINATION METER SYSTEM
GG64-20B
METER-02 METER-02
SEAT BELTWARNING LIGHT
SEAT BELT SWITCH
ENGINE CONTROL MODULE
ABS CONTROL MODULE
TRANSMISSON CONTROL MODULE
OIL PRESSURE SWITCH
GENERATOR
BRAKE FLUID LEVEL
WARNING SWTCH
FWD INDICATOR LIGHT
MALFUNCTION INDICATOR LIGHT
OIL PRESSUREWARNING LIGHT
ABSWARNING LIGHT
CHARGEWARNING LIGHT
PARKING BRAKE/BRAKE FLUID LEVELWARNING LIGHT
AT OILTEMPWARNING LIGHT
PARKING BRAKE SWITCH
METER-03
A
METER-04
B
B19
B1 B2 B5 B4 B3 C6
B9
DOORWARNING LIGHT
B14 B13
IMMOBILIZER INDCATOR LIGHT
DOOR SWITCH
IMMOBILIZER CONTROL MODULE
B6
A10
B

IDI-6
INSTRUMENTATION/DRIVER INFO
COMBINATION METER SYSTEM
GG64-20C
METER-03 METER-03
1
2
INHIBITOR
SWITCH
DIMMER SWITCH
3
R
D
TURN SIGNAL INDICATOR LIGHT RH
N
TURN SIGNAL INDICATOR LIGHT LH
HEAD LIGHT RELAY RH
TURN SIGNAL SWITCH
HI-BEAM
P
METER-04
E
METER-02 AMETER-04
C
AIRBAG WARNING LIGHT
AIRBAG CONTROL MODULE
IGN
IGN
IGN
B
B
SNOW HOLD PILOT LIGHT
AWD-LO INDICATOR LIGHT
AWD-LO SWITCH
POWER PILOT LIGHT
A3
B30
C7
B29
AIRBAG CIRCUIT
METER-04
D
B18
B10
B15
C11
B10
C10
C4
C5
C12
C14
C13
DIMMER CIRCUIT
DIMMER
CIRCUIT

IDI-7
INSTRUMENTATION/DRIVER INFO
COMBINATION METER SYSTEM
GG64-20D
H
C
CUSTOM CPU
FUEL GAUGE MODULE
AMBIENT SENSOR
THERMOMETER
ILLUMINATION
LIGHT
TAIL & ILLUMINATION
RELAY
METER-04 METER-04
POWER CIRCUIT
WATER TEMPERATURE GAUGE
FUEL GAUGE
ODO METER
TRIP METER
OUT.TEMP
SPEEDOMETERTACHOMETER
F
A8
BUZZER
I/F
: AT MODEL
: MT MODEL
AT
MT
:WITH AUTO A/C MODEL
AC
B
TRANSMISSION CONTROL MODULE
VEHICLE SPEED SENSOR
AUTO A/C
CONTROL
MODULE
ENGINE CONTROL MODULE
METER-03 C
METER-03 D
C9
C2
B11
B8
A9 A6
E
LOW-FUEL
WARNING LIGHT
MT
AT
AC
AC
A2
A5
I/F I/F
I/F I/F
C8
METER-03 E
METER-02 B
BRIGHT
SWITCH
IGNITION SWITCH
A7
BATTERY
+–
DRIVER
I/F
DRIVER
ODO/TRIP LCD
BACK LIGHT OUTTEMP LCD BACK
LIGHT
TRIP
CHANGE
TRIP
RESET SWITCH
AB
B12
C3

IDI-8
INSTRUMENTATION/DRIVER INFO
COMBINATION METER SYSTEM
2. OUTSIDE TEMPERATURE INDICATOR LHD MODEL
GL96-20
O/T(L)-01 O/T(L)-01
RW
LR LR
FB-36
F/B FUSE NO. 13
(IG)
FB-9
M/B FUSE NO. 2
(B)
FB-8
M/B FUSE NO. 2
TO POWER SUPPLY ROUTING
LR
GOr A10
B
BL B8
BA6
YB B12
BP
LR
GOr
BL
YB
BP B11
A7
CUSTOM
CPU LCD
LR
RW 20
BL 21
YB 12
BP 22
23
AMBIENT
SENSOR
1
2
COMBINATION
METER
i10
A:
i11
B:
I/F
I/F
I/F
REF.TO GND-03
POWER
CIRCUIT
BL
YB
B17
BPB9
A11
AUTO A/C
CONTROL
MODULE
B282
A:
B283
B:
BP
BL
BP
BL
BP
BL
5
4
F78
1 2
(GREEN)
(BLACK)
A: i10
123456789
10
B283 (GRAY)
123456789
10
11 12 13 14 15 16 17 18 19 20
B282
12345678
9
10 11 12 13 14 15 16
(GRAY)A: B:
F45
i2
34
12 89
10 11
12 13 14 15 16 17 18 19 20 21 22 23 24
567
(GREEN)B: i11
1 2 3 4 5 6 7 8 9 10 11 12 13 14
15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30
B62
B36 i1
F45
B B
24
i2
B37
F78
B36
34
12 89
10 11
12 13 14 15 16 17 18 19 20 21 22 23 24
56 7
:WITH AUTO A/C MODEL
AC
AC
AC
AC

IDI-9
INSTRUMENTATION/DRIVER INFO
COMBINATION METER SYSTEM
3. OUTSIDE TEMPERATURE INDICATOR RHD MODEL
GR96-20
O/T(R)-01 O/T(R)-01
GW
LR
FB-36
F/B FUSE NO. 13
(IG)
MB-10
M/B FUSE NO.2
TO POWER SUPPLY ROUTING
BYB B8
BA6
Or
GW
LR
B11
LR
A10
GW
A7
CUSTOM
CPU LCD
22
21
AMBIENT SENSOR
LR
Or
W
i3
24
23
Or
YB
26 B 21
YB
B
W
i2
B37
Or
YB
2
1
B62 F45 F78
COMBINATION
METER
i10
A:
i11
B:
B38
I/F
I/F I/F
REF.TO GND-03
: AT MODEL
: MT MODEL
AT
MT
:WITH AUTO A/C MODEL
AC
POWER CIRCUIT
GW
LR
GW
3
4GW
i1
B36
LR
AT
MT
AT
MT
AT MT
AT MT
Or
W
B9
YBB17
A11
AUTO A/C
CONTROL
MODULE
B282
A: B283
B:
Or
YB
Or
YB
13
14
F78
1 2
(GREEN)(BLACK) A: i10
123456789
10
B283 (GRAY)
123456789
10
11 12 13 14 15 16 17 18 19 20
B282
12345678
9
10 11 12 13 14 15 16
(BLACK)
i1
1 2 3 456
7 8 9 10 11 12 13 14
i3
123 8
9
10
4
11 12 13 14 15 16
567
17 18
21
9
32
i2
1234 56
10 11 12 13 14 15
7
16
23 30
19 20
22 26 27 28 29
8
17
24 31
18
25
(GREEN)B: i11
1 2 3 4 5 6 7 8 9 10 11 12 13 14
15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30
(GRAY)A:
(BLACK)
F45 (BLACK)
B:
AC
AC
AC
WB12