Subaru Impreza 2002 User Manual
2002 Model Year
PDF Service Manual
Supplement For STi Model
GENERAL INFORMATION SECTION (Pub.No.G1841GE1)
ENGINE 2 SECTION (Pub.No.G1841GE3)
TRANSMISSION SECTION (Pub.No.G1841GE4)
CHASSIS SECTION (Pub.No.G1841GE5)
BODY SECTION (Pub.No.G1841GE6)
WIRING SYSTEM SECTION (Pub.No.G1841GE7)
2002 IMPREZA STi SERVICE MANUAL QUICK REFERENCE INDEX
GENERAL INFORMATION SECTION
SPECIFICATIONS SPC
IDENTIFICATION ID
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, reasΒsembling, inspection and adjustment of
components and diagnostics for guidΒance 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 specifiΒcations contained in this manual are
based on the latest product information
available at the time of publication
approval.
FUJI HEAVY INDUSTRIES LTD. G1841GE1
SPECIFICATIONS
1. Impreza .......................................................................................................2
SPC
Page
IMPREZA
SPECIFICATIONS
1. Impreza
A: DIMENSIONS
Model Sedan Wagon OUTBACK STi
Overall length mm (in) 4,405 (173.4)
Overall width mm (in) 1,730 (68.1) 1,695 (66.7) 1,710 (67.3) 1,730 (68.1)
Overall height (at C.W.) mm (in)
Compartment Length mm (in) 1,890 (74.4) 1,845 (72.6) 1,890 (74.4)
Width mm (in) 1,380 (54.3)
Height mm (in) 1,180 (46.5),
Wheelbase mm (in) 2,525 (99.4)
Tread Front mm (in)
Rear mm (in) 1,475 (58.1),
Minimum road
clearance
Without catalytic
converter
With catalytic
converter
mm (in) 150 (5.9),
mm (in) 150 (5.9),
1,440 (56.7)
1,125 (44.3)β
5
1,485 (58.5)
1,480 (58.3)β
3
155 (6.1)β
2
155 (6.1)β
3
1,465 (57.7),
1,485 (58.5)β
4
1,200 (47.2),
1,150 (45.3)β
5
1,460 (57.5)β
1,
1,465 (57.7)
1,450 (57.1)β
1,
1,455 (57.3)
150 (5.9),
155 (6.1)β
2
150 (5.9),
155 (6.1)β
3
1,475 (58.1),
1,495 (58.9)β
4
1,200 (47.2),
1,150 (45.3)β
5
1,460 (57.5) 1,490 (58.7)
1,455 (57.3) 1,480 (58.3)
160 (6.3) β
160 (6.3) 155 (6.1)
1,440 (56.7)
1,180 (46.5)
β
1: 1.6 L
β
2: 2.0 L
β
3: 2.0 L Turbo
β
4: With roof rail
β
5: With sun roof
B: ENGINE
Model 1.6 L Non-Turbo 2.0 L Turbo 2.0 L 2.5 L STi
Engine type Horizontally opposed, liquid cooled, 4-cylinder, 4-stroke gasoline engine
Valve arrangement Overhead camshaft type
Bore Γ Stroke mm (in) 87.9 Γ 65.8
(3.461 Γ 2.591)
Displacement
Compression ratio 10.0 Β± 0.2 8.0 Β± 0.2 10.0 Β± 0.2 8.0 Β± 0.2
Firing order 1 β 3 β 2 β 4
Idle speed at
Park/Neutral position
Maximum output kW (HP)/rpm 70
Maximum torque NΒ·m (kgf-m, ft-lb)
cm
3
(cu in)
rpm
/rpm
1,597 (97.45) 1,994 (121.67) 2,475 (151.02) 1,994 (121.67)
700 Β± 100 750 Β± 100 700 Β± 100 700 Β± 100
(94)/5,200
143
(14.6, 105.5)
/3,600
(123)/5,600
(18.8, 136.0)
/3,600
(3.62 Γ 2.95)
92
184
92 Γ 75
160
(215)/5,600
292
(29.8, 215.4)
/3,600
99.5 Γ 79
(3.92 Γ 3.11)
112
(150)/5,600
223
(22.7, 164.5)
/3,600
92 Γ 75
(3.62 Γ 2.95)
195
(261)/6,000
343
(35.0, 253.0)
/4,000
SPC-2
IMPREZA
SPECIFICATIONS
C: ELECTRICAL
Model 1.6 L Non-turbo 2.0 L Turbo 2.0 L 2.5 L STi
Ignition timing at
idling speed
Spark
plug
Generator 12V β 75A
Battery Type and
Type and
manufacturer
capacity
(5HR)
BTDC/rpm
Without
OBD
With OBD CHAMPION:
For
Europe
and South
America
Others 12V β 27AH (34B19L) β
5°±10°/700 10°±10°/700 12°±10°/750
NGK: BKR6E
(without catalyst)
CHAMPION:
RC8YC4
(with catalyst)
NGK: BKR6E-11
(with catalyst)
RC8YC4
Alternate
NGK: BKR6E-11
12V β 48AH
(55D23L)
NGK: BKR6E
(without catalyst)
CHAMPION:
RC10YC4
(with catalyst)
NGK: BKR5E-11
(with catalyst)
CHAMPION:
RC10YC4
Alternate
NGK: BKR5E-11
MT: 12V β 48AH (55D23L)
AT: 12V β 52AH (65D23L)
NGK: PFR6G
β
MT: 10°±10°/700
AT: 15°±10°/700
NGK: BKR6E (with-
out catalyst)
CHAMPION:
RC10YC4 (with cat-
alyst)
NGK: BKR5E-11
(with catalyst)
CHAMPION:
RC10YC4
Alternate
NGK: BKR6E-11
MT: 12V β 48AH
(55D23L)
AT: 12V β 52AH
(75D23L)
12°±10°/700
NGK: PFR6G
12V β 48AH
(55D23L)
β
SPC-3
IMPREZA
SPECIFICATIONS
D: TRANSMISSION
Model 1.6 L Non-turbo 2.0 L Turbo 2.0 L 2.5 L STi
Transmission type 5MT 4AT 5MT 4AT 5MT 4AT 5MT 4AT 6MT
Clutch type DSPD TCC DSPD TCC DSPD TCC DSPD TCC DSPD
Gear ratio 1st
2nd
3rd
4th 1.088 0.694 1.088 0.694 0.972 0.694 1.088 0.694 1.346
5th
6th
Reverse 3.333 2.272 3.333 2.272 3.333 2.272 3.333 2.272 3.545
Dual
range
Reduction
gear (Front
drive)
Reduction
gear (Rear
drive)
1st
reduction
Final
reduction
Transfer
reduction
Final
reduction
Type of
gear
Gear
ratio
Type of
gear
Gear
ratio
Type of
gear
Gear
ratio
Type of
gear
Gear
ratio
3.454 2.785 3.454 2.785
2.062 1.545 2.062 1.545
1.448 1.000 1.448 1.000
0.825 β 0.825 β 0.738 β
ββββββββ
1.447β1.447ββββββ
β Helical β Helical β Helical β Helical β
β 1.000 β 1.000 β 1.000 β 1.000 β
Hypoid Hypoid Hypoid Hypoid Hypoid Hypoid Hypoid Hypoid Hypoid
4.111 4.444 3.900 4.111
Helical β Helical β Helical β Helical β Helical
1.000 β 1.000 β
Hypoid Hypoid Hypoid Hypoid Hypoid Hypoid Hypoid Hypoid Hypoid
4.111 4.444 3.900 4.111
3.454,
3.166β
1
1.947,
1.882β
1
1.366,
1.296β
1
3.900,
4.444β
1
1.100,
1.000β
1
3.545,
4.444β
1
2.785 3.454 2.785 3.636
1.545 2.062 1.545 2.375
1.000 1.448 1.000 1.761
0.871,
0.780β
1
4.111
β1.000β
4.111
3.700,
4.111β
1
3.700,
4.111β
1
β
4.111 3.900
4.111
0.971,
1.062β
1
0.756,
0.842β
1
1.100,
1.000β
1
3.545,
3.900β
1
5MT: 5-forward speeds with synchromesh and 1-reverse
4AT: Electronically controlled fully-automatic, 4-forward speeds and 1-reverse
6MT: 6-forward speeds with synchromesh and 1-reverse
DSPD: Dry Single Plate Diaphragm
TCC: Torque Converter Clutch
β
1: Australia spec vehicle
E: STEERING
Model Turbo 2.0 L, 2.5 L OUTBACK OTHERS STi
Type Rack and Pinion
Turns, lock to lock RHD: 2.7
LHD: 3.0
Minimum turning circle m (ft) Curb to curb 11.0 (36.1) 10.8 (35.4) 10.4 (34.1) 11.0
Wall to wall 12.0 (39.4) 11.6 (38.1) 11.2 (36.7) 12.0
3.0 3.2 2.7
F: SUSPENSION
Front Macpherson strut type, Independent, Coil spring
Rear Dual-link type, Independent, Coil spring
SPC-4
IMPREZA
SPECIFICATIONS
G: BRAKE
Model 1.6 L Non-turbo 2.0 L, 2.5 L Turbo 2.0 L, STi
Service brake system Dual circuit hydraulic with vacuum suspended power unit
Front Ventilated disc brake
Rear Drum brake Disc brake Ventilated disc brake
Parking brake Mechanical on rear brakes
H: TIRE
Rim size
Tire size 175/70R14 84T
Type Steel belted radial, Tubeless
14 Γ 51/2JJ
185/70R14 88H
15 Γ 6JJ
185/65R15 88H
195/60R15 88H
16 Γ 61/2JJ
P205/55R16 89V
205/50R16 87V
17 Γ 7JJ
215/45R17 87W 225/45R17 90W
17 Γ 71/2JJ
215/45R17 87W
I: CAPACITY
Model 1.6 L Non-turbo 2.0 L Turbo 2.0 L 2.5 L STi
5MT 4AT 5MT 4AT 5MT 4AT 5MT 4AT 6MT
Fuel tank 2 (US gal,
Imp gal)
Engine
oil
Transmission
gear oil
Automatic transΒmission fluid
AT differential
gear oil
AWD rear differΒential gear oil
Power steering
fluid
Engine coolant 2 (US qt,
Total
capacity
Engine
oil
amount
for refill
2 (US qt,
Imp qt)
2 (US qt,
Imp qt)
2 (US qt,
Imp qt)
2 (US qt,
Imp qt)
2 (US qt,
Imp qt)
2 (US qt,
Imp qt)
2 (US qt,
Imp qt)
Imp qt)
50 (13.2, 11.0) 50 (13.2, 11.0) 60 (15.9, 13.2)
4.0 (4.2, 3.5) 4.5 (4.8, 4.0) 4.0 (4.2, 3.5)
Approx.
4.5 (4.8, 4.0)
3.5
(3.7, 3.1)
β
β
7.7
(8.1, 6.8)
β
9.3
(9.8, 8.2)
1.2
(1.3, 1.1)
7.7
(8.1, 6.8)
3.5
(3.7, 3.1)
β
β
7.0
(7.4, 6.2)
3.5
(3.7, 3.1),
4.0
(4.2, 3.5)
β
1
β
β
7.4
(7.8, 6.5)
Approx. 4.0 (4.2, 3.5)
3.5
(3.7, 3.1),
β
8.4
(8.9, 7.4)
1.2
(1.3, 1.1)
7.3
(7.7, 6.4)
4.0
(4.2, 3.5)
β
1
β
β
7.0
(7.4, 6.2)
β
8.4
(8.9, 7.4)
1.2
(1.3, 1.1)
0.8 (0.8, 0.7)
0.7 (0.7, 0.6)
6.9
(7.3, 6.1)
Approx.
4.0 (4.2, 3.5)
9.3
(9.8, 8.2)
1.2
(1.3, 1.1)
6.9
(7.3, 6.1)
β
(4.8, 4.0)
Approx.
(4.8, 4.0)
(4.3, 3.6)
(1.1, 0.9)
(8.1, 6.8)
4.5
4.5
4.1
β
β
1.0
7.7
β
1: Dual range
SPC-5
IMPREZA
SPECIFICATIONS
J: WEIGHT
1. LHD VEHICLE
Sedan
Option codeβ
1ECK4K0KS
Model 1.6 L
AWD
TS
5MT 4AT 5MT 4AT 5MT 4AT 5MT 4AT
Curb weight (C.W.) Front kgf (lb) 730
(1,609)
Rear kgf (lb) 520
(1,146)
Total kgf (lb) 1,250
(2,755)
Maximum permissible
axle weight (M.P.A.W.)
Maximum permissible
weight (M.P.W.)
Option Air conditioner ββββββββ
Front kgf (lb) 890
(1,962)
Rear kgf (lb) 890
(1,962)
Total kgf (lb) 1,700
(3,748)
Cruise control ββββββββ
ABS ββββββββ
Aluminium wheel ββββββββ
Rear spoiler ββββββββ
Spoiler pac ββββββββ
750
(1,654)
520
(1,146)
1,270
(2,800)
890
(1,962)
890
(1,962)
1,700
(3,748)
750
(1,654)
520
(1,146)
1,270
(2,800)
890
(1,962)
890
(1,962)
1,700
(3,748)
770
(1,698)
520
(1,146)
1,290
(2,844)
890
(1,962)
890
(1,962)
1,700
(3,748)
750
(1,654)
520
(1,146)
1,270
(2,800)
890
(1,962)
890
(1,962)
1,700
(3,748)
770
(1,698)
520
(1,146)
1,290
(2,844)
890
(1,962)
890
(1,962)
1,700
(3,748)
740
(1,631)
535
(1,179)
1,275
(2,810)
890
(1,962)
890
(1,962)
1,700
(3,748)
760
(1,676)
535
(1,179)
1,295
(2,855)
890
(1,962)
890
(1,962)
1,700
(3,748)
Option codeβ
1ECK4K0KS
Model 2.0 L
AWD
GX
5MT 4AT 5MT 4AT 5MT 4AT 5MT 4AT
Curb weight (C.W.) Front kgf (lb) 745
(1,643)
Rear kgf (lb) 535
(1,179)
Total kgf (lb) 1,280
(2,822)
Maximum permissible
axle weight (M.P.A.W.)
Maximum permissible
weight (M.P.W.)
Option Air conditioner ββββββββ
Front kgf (lb) 920
(2,028)
Rear kgf (lb) 910
(2,006)
Total kgf (lb) 1,760
(3,880)
Cruise control ββββββββ
ABS βββββββ β
Aluminium wheel ββββββββ
Rear spoiler ββββββββ
Spoiler pac ββββββββ
770
(1,698)
530
(1,168)
1,300
(2,866)
920
(2,028)
910
(2,006)
1,760
(3,880)
765
(1,687)
530
(1,168)
1,295
(2,855)
920
(2,028)
910
(2,006)
1,760
(3,880)
790
(1,742)
525
(1,157)
1,315
(2,899)
920
(2,028)
910
(2,006)
1,760
(3,880)
760
(1,676)
525
(1,157)
1,285
(2,833)
920
(2,028)
910
(2,006)
1,760
(3,880)
795
(1,753)
530
(1,168)
1,325
(2,921)
920
(2,028)
910
(2,006)
1,760
(3,880)
750
(1,653)
550
(1,213)
1,300
(2,866)
920
(2,028)
910
(2,006)
1,760
(3,880)
780
(1,720)
545
(1,202)
1,325
(2,922)
920
(2,028)
910
(2,006)
1,760
(3,880)
β
1: For option code, refer to ID section. <Ref. to ID-5, Option code.>
SPC-6
IMPREZA
SPECIFICATIONS
Option codeβ
1EC
Model 2.5 L 2.0 L Turbo
AWD
RS WRX STi
5MT 4AT 5MT 6MT
Curb weight (C.W.) Front kgf (lb) 760 (1,676) 785 (1,731) 815 (1,797) 875 (1,929)
Rear kgf (lb) 535 (1,179) 530 (1,168) 550 (1,213) 575 (1,268)
Total kgf (lb) 1,295 (2,855) 1,315 (2,899) 1,365 (3,009) 1,450 (3,197)
Maximum permissible
axle weight (M.P.A.W.)
Maximum permissible
weight (M.P.W.)
Option Air conditioner ββββ
β
1: For option code, refer to ID section. <Ref. to ID-5, Option code.>
Front kgf (lb) 930 (2,050) 930 (2,050) 970 (2,138) 1,030 (2,271)
Rear kgf (lb) 910 (2,006) 910 (2,006) 920 (2,028) 920 (2,028)
Total kgf (lb)
Cruise control ββββ
ABS ββββ
Aluminium wheel ββββ
Rear spoiler ββββ
Spoiler pac ββββ
1,780 (3,924) 1,780 (3,924) 1,850 (4,079) 1,880 (4,145)
SPC-7
IMPREZA
SPECIFICATIONS
Wagon
Option codeβ
1ECK4K0KS
Model 1.6 L
AWD
TS
D/R 4AT D/R 4AT D/R 4AT D/R 4AT
Curb weight (C.W.) Front kgf (lb) 735
(1,620)
Rear kgf (lb) 545
(1,202)
Total kgf (lb) 1,280
(2,822)
Maximum permissible
axle weight (M.P.A.W.)
Maximum permissible
weight (M.P.W.)
Option Air conditioner ββββββββ
Front kgf (lb) 900
(1,984)
Rear kgf (lb) 910
(2,006)
Total kgf (lb) 1,730
(3,814)
Cruise control ββββββββ
ABS ββββββββ
Aluminium wheel ββββββββ
Rear spoiler ββββββββ
Spoiler pac ββββββββ
750
(1,653)
545
(1,202)
1,295
(2,855)
900
(1,984)
910
(2,006)
1,730
(3,814)
755
(1,664)
545
(1,202)
1,300
(2,866)
900
(1,984)
910
(2,006)
1,730
(3,814)
770
(1,698)
545
(1,202)
1,315
(2,900)
900
(1,984)
910
(2,006)
1,730
(3,814)
755
(1,664)
545
(1,202)
1,300
(2,866)
900
(1,984)
910
(2,006)
1,730
(3,814)
770
(1,698)
545
(1,202)
1,315
(2,900)
900
(1,984)
910
(2,006)
1,730
(3,814)
745
(1,642)
560
(1,235)
1,305
(2,877)
900
(1,984)
910
(2,006)
1,730
(3,814)
760
(1,676)
560
(1,235)
1,320
(2,911)
900
(1,984)
910
(2,006)
1,730
(3,814)
Option codeβ
1ECK4K0KS
Model 2.0 L
AWD
GX
D/R 4AT D/R 4AT D/R 4AT D/R 4AT
Curb weight (C.W.) Front kgf (lb) 755
(1,664)
Rear kgf (lb) 570
(1,257)
Total kgf (lb) 1,325
(2,921)
Maximum permissible
axle weight (M.P.A.W.)
Maximum permissible
weight (M.P.W.)
Option Air conditioner ββββββββ
Front kgf (lb) 920
(2,028)
Rear kgf (lb) 960
(2,116)
Total kgf (lb) 1,800
(3,969)
Cruise control ββββββββ
ABS βββββββ β
Aluminium wheel ββββββββ
Rear spoiler ββββββββ
Spoiler pac ββββββββ
770
(1,698)
565
(1,246)
1,335
(2,944)
920
(2,028)
960
(2,116)
1,800
(3,969)
775
(1,709)
565
(1,246)
1,340
(2,955)
920
(2,028)
960
(2,116)
1,800
(3,969)
790
(1,742)
560
(1,235)
1,350
(2,977)
920
(2,028)
960
(2,116)
1,800
(3,969)
780
(1,720)
570
(1,257)
1,350
(2,977)
920
(2,028)
960
(2,116)
1,800
(3,969)
795
(1,753)
565
(1,246)
1,360
(2,999)
920
(2,028)
960
(2,116)
1,800
(3,969)
760
(1,676)
580
(1,279)
1,340
(2,955)
920
(2,028)
960
(2,116)
1,800
(3,969)
780
(1,720)
575
(1,268)
1,355
(2,988)
920
(2,028)
960
(2,116)
1,800
(3,969)
D/R: Dual range
β
1: For option code, refer to ID section. <Ref. to ID-5, Option code.>
SPC-8
IMPREZA
SPECIFICATIONS
Option codeβ
1ECK4
Model 2.0 L Turbo
AWD
WRX
5MT
Curb weight (C.W.) Front kgf (lb) 805 (1,775) 825 (1,819)
Rear kgf (lb) 585 (1,290) 585 (1,290)
Total kgf (lb) 1,390 (3,065) 1,410 (3,109)
Maximum permissible
axle weight (M.P.A.W.)
Maximum permissible
weight (M.P.W.)
Option Air conditioner β β
D/R: Dual range
β
1: For option code, refer to ID section. <Ref. to ID-5, Option code.>
Front kgf (lb) 970 (2,138) 970 (2,138)
Rear kgf (lb) 950 (2,094) 950 (2,094)
Total kgf (lb)
Cruise control ββ
ABS ββ
Aluminium wheel ββ
Rear spoiler ββ
Spoiler pac ββ
1,860 (4,101) 1,860 (4,101)
SPC-9
IMPREZA
SPECIFICATIONS
2. RHD VEHICLE
Sedan
Option codeβ
1EKK1
Model 1.6 L
AWD
TS
5MT 4AT 5MT 4AT
Curb weight (C.W.) Front kgf (lb) 735 (1,621) 755 (1,665) 750 (1,654) 770 (1,698)
Rear kgf (lb) 520 (1,146) 520 (1,146) 520 (1,146) 520 (1,146)
Total kgf (lb) 1,255 (2,767) 1,275 (2,811) 1,270 (2,800) 1,290 (2,844)
Maximum permissible
axle weight (M.P.A.W.)
Maximum permissible
weight (M.P.W.)
Option Air conditioner ββββ
Front kgf (lb) 890 (1,962) 890 (1,962) 890 (1,962) 890 (1,962)
Rear kgf (lb) 890 (1,962) 890 (1,962) 890 (1,962) 890 (1,962)
Total kgf (lb)
Cruise control ββββ
ABS ββββ
Aluminium wheel ββββ
Rear spoiler ββββ
Spoiler pac ββββ
1,700 (3,748) 1,700 (3,748) 1,700 (3,748) 1,700 (3,748)
Option codeβ
1EKK1
Model 2.0 L
AWD
GX
5MT 4AT 5MT 4AT
Curb weight (C.W.) Front kgf (lb) 765 (1,687) 790 (1,742) 770 (1,698) 795 (1,753)
Rear kgf (lb) 535 (1,179) 530 (1,168) 535 (1,179) 530 (1,168)
Total kgf (lb) 1,300 (2,866) 1,320 (2,910) 1,305 (2,877) 1,325 (2,921)
Maximum permissible
axle weight (M.P.A.W.)
Maximum permissible
weight (M.P.W.)
Option Air conditioner ββββ
β
1: For option code, refer to ID section. <Ref. to ID-5, Option code.>
Front kgf (lb) 920 (2,028) 920 (2,028) 920 (2,028) 920 (2,028)
Rear kgf (lb) 910 (2,006) 910 (2,006) 910 (2,006) 910 (2,006)
Total kgf (lb)
Cruise control ββββ
ABS ββββ
Aluminium wheel ββββ
Rear spoiler ββββ
Spoiler pac ββββ
1,760 (3,880) 1,760 (3,880) 1,760 (3,880) 1,760 (3,880)
SPC-10
IMPREZA
SPECIFICATIONS
Option codeβ
1KA
Model
Unladen mass (U.M.) Front kgf (lb) 750
Rear kgf (lb) 535
Total kgf (lb) 1,285
Gross vehicle mass
(G.V.M.)
Option Air conditioner βββββββ
Front kgf (lb) 920
Rear kgf (lb) 910
Total kgf (lb) 1,760
Cruise control βββββββ
ABS βββββββ
Aluminium wheel βββββββ
Rear spoiler βββββββ
Spoiler pac βββββββ
2.0 L 2.0 L Turbo 2.5 L
AWD
GX WRX RS STi
5MT 4AT 5MT 4AT 5MT 4AT 6MT
(1,654)
(1,179)
(2,833)
(2,028)
(2,006)
(3,880)
775
(1,709)
530
(1,168)
1,305
(2,877)
920
(2,028)
910
(2,006)
1,760
(3,880)
830
(1,830)
560
(1,235)
1,390
(3,065)
970
(2,138)
920
(2,028)
1,850
(4,079)
855
(1,885)
555
(1,224)
1,410
(3,109)
970
(2,138)
920
(2,028)
1,850
(4,079)
780
(1,720)
540
(1,191)
1,320
(2,910)
930
(2,050)
910
(2,006)
1,780
(3,924)
805
(1,775)
535
(1,179)
1,340
(2,954)
930
(2,050)
910
(2,006)
1,780
(3,924)
2.0 L
Turbo
895
(1,973)
575
(1,268)
1,470
(3,241)
1,030
(2,271)
920
(2,028)
1,880
(4,145)
Option codeβ
1EK
Model 2.0 L Turbo
AWD
WRX STi
5MT 6MT
Curb weight (C.W.) Front kgf (lb) 830 (1,830) 895 (1,973)
Rear kgf (lb) 560 (1,235) 575 (1,268)
Total kgf (lb) 1,390 (3,065) 1,470 (3,241)
Maximum permissible
axle weight (M.P.A.W.)
Maximum permissible
weight (M.P.W.)
Option Air conditioner ββ
β
1: For option code, refer to ID section. <Ref. to ID-5, Option code.>
Front kgf (lb) 970 (2,138) 1,030 (2,271)
Rear kgf (lb) 920 (2,028) 920 (2,028)
Total kgf (lb)
Cruise control ββ
ABS ββ
Aluminium wheel ββ
Rear spoiler β β
Spoiler pac ββ
1,850 (4,079) 1,880 (4,145)
SPC-11
IMPREZA
SPECIFICATIONS
Wagon
Option codeβ
1EKK1
Model 1.6 L
AWD
TS
D/R4ATD/R4AT
Curb weight (C.W.) Front kgf (lb) 740 (1,631) 755 (1,664) 755 (1,664) 770 (1,698)
Rear kgf (lb) 545 (1,202) 545 (1,202) 545 (1,202) 545 (1,202)
Total kgf (lb) 1,285 (2,833) 1,300 (2,866) 1,300 (2,866) 1,315 (2,900)
Maximum permissible
axle weight (M.P.A.W.)
Maximum permissible
weight (M.P.W.)
Option Air conditioner ββββ
Option codeβ
1EKK1
Model 2.0 L
Curb weight (C.W.) Front kgf (lb) 775 (1,709) 790 (1,742) 780 (1,720) 795 (1,753)
Maximum permissible
axle weight (M.P.A.W.)
Maximum permissible
weight (M.P.W.)
Option Air conditioner ββββ
Front kgf (lb) 900 (1,984) 900 (1,984) 900 (1,984) 900 (1,984)
Rear kgf (lb) 910 (2,006) 910 (2,006) 910 (2,006) 910 (2,006)
Total kgf (lb)
Cruise control ββββ
ABS ββββ
Aluminium wheel ββββ
Rear spoiler ββββ
Spoiler pac ββββ
Rear kgf (lb) 570 (1,257) 565 (1,246) 570 (1,257) 565 (1,246)
Total kgf (lb) 1,345 (2,965) 1,355 (2,987) 1,350 (2,977) 1,360 (2,999)
Front kgf (lb) 920 (2,028) 920 (2,028) 920 (2,028) 920 (2,028)
Rear kgf (lb) 960 (2,116) 960 (2,116) 960 (2,116) 960 (2,116)
Total kgf (lb)
Cruise control ββββ
ABS ββββ
Aluminium wheel ββββ
Rear spoiler ββββ
Spoiler pac ββββ
1,730 (3,814) 1,730 (3,814) 1,730 (3,814) 1,730 (3,814)
AWD
GX
D/R4ATD/R4AT
1,800 (3,968) 1,800 (3,968) 1,800 (3,968) 1,800 (3,968)
D/R: Dual range
β
1: For option code, refer to ID section. <Ref. to ID-5, Option code.>
SPC-12
IMPREZA
SPECIFICATIONS
Option codeβ
1KA
Model 2.0 L 2.0 L Turbo
AWD
GX OUTBACK WRX
D/R 4AT D/R 4AT 5MT 4AT
Unladen mass (U.M.) Front kgf (lb) 760 (1,676) 775 (1,709) 750 (1,653) 765 (1,687) 825 (1,819) 850 (1,874)
Rear kgf (lb) 570 (1,257) 565 (1,246) 570 (1,257) 570 (1,257) 585 (1,290) 585 (1,290)
Total kgf (lb) 1,330
(2,932)
Gross vehicle mass
(G.V.M.)
Option Air conditioner ββββββ
Front kgf (lb) 920 (2,028) 920 (2,028) 920 (2,028) 920 (2,028) 970 (2,138) 970 (2,138)
Rear kgf (lb) 960 (2,116) 960 (2,116) 960 (2,116) 960 (2,116) 950 (2,094) 950 (2,094)
Total kgf (lb) 1,800
(3,968)
Cruise control ββββββ
ABS ββββββ
Aluminium wheel ββββββ
Rear spoiler ββββββ
Spoiler pac ββββββ
1,340
(2,954)
1,800
(3,968)
1,320
(2,910)
1,800
(3,968)
1,335
(2,943)
1,800
(3,968)
1,410
(3,109)
1,860
(4,101)
1,435
(3,164)
1,860
(4,101)
Option codeβ
1EK
Model 2.0 L Turbo
AWD
WRX
5MT
Curb weight (C.W.) Front kgf (lb) 825 (1,819)
Rear kgf (lb) 585 (1,290)
Total kgf (lb) 1,410 (3,109)
Maximum permissible
axle weight (M.P.A.W.)
Maximum permissible
weight (M.P.W.)
Option Air conditioner β
D/R: Dual range
β
1: For option code, refer to ID section. <Ref. to ID-5, Option code.>
Front kgf (lb) 970 (2,138)
Rear kgf (lb) 950 (2,094)
Total kgf (lb)
Cruise control β
ABS β
Aluminium wheel β
Rear spoiler β
Spoiler pac β
1,860 (4,101)
SPC-13
SPECIFICATIONS
IMPREZA
SPC-14
IDENTIFICATION
1. Identification................................................................................................2
ID
Page
IDENTIFICATION
IDENTIFICATION
1. Identification
A: IDENTIFICATION
2. MEANING OF V.I.N.
The meaning of the VIN is as follows:
β’ Europe, Australia and General (Except GCC)
]JF1GD5LJ32G002001[
The starting and ending brackets ( ][ ) are stop marks.
Digits Code Meaning Details
1 to 3 JF1 Manufacturer body area JF1: Passenger car, FHI made
4 G Car line IMPREZA
5 D Body type D: 4 Door Sedan
G: Wagon
6 5 Displacement 5: 1.6 L AWD
9: 2.0 L AWD
A: 2.0 L AWD Turbo
B: 2.0 L AWD High-power Turbo
E: 2.5 L AWD
7 L Steering position K: RHD (Right-hand drive)
L: LHD (Left-hand drive)
8 J Engine & transmission R: SOHC MPI 4-speed AT
J: SOHC MPI Full-time AWD 5-speed MT
K: SOHC MPI Full-time AWD 5-speed MT Dual range
D: DOHC Turbo Full-time AWD 5-speed MT
H: DOHC Turbo Full-time AWD 6-speed MT
P: DOHC Turbo 4-speed AT
9 3 Drive type 3: Full-time AWD Single range
4: Full-time AWD Dual range
5: AWD AT
10 2 Model year 2: 2002MY
3: 2003MY
11 G Factory location G: FHI (Gunma)
12 to 17 002001 Serial number β
β’ GCC countries (Saudi Arabia, etc.)
]JF1GD45MX2G002001[
The starting and ending brackets ( ][ ) are stop marks.
Digits Code Meaning Details
1 to 3 JF1 Manufacturer body area JF1: Passenger car, FHI made
4 G Car line IMPREZA
5 D Body type D: 4 Door Sedan
G: Wagon
6 4 Displacement 4: 1.6 L AWD
8: 2.0 L AWD
75 Grade 5: TS
7: GX
8 M Restraint M: Manual belts, dual airbag
9 X Check digit β
10 2 Model year 2: 2002MY
3: 2003MY
11 G Transmission type G: Full-time AWD 5-speed MT single range
H: Full-time AWD 4-speed AT
J: Full-time AWD 5-speed MT dual range
12 to 17 002001 Serial number β
ID-2
IDENTIFICATION
IDENTIFICATION
3. MODEL NUMBER PLATE
The model number plate indicates: the applied model, the option code, the trim code, the engine type, the
transmission type, and the exterior color code. This information is helpful when placing orders for parts.
GD9BL7R
Digits Code Meaning Details
1 G Series IMPREZA
2 D Body style D: 4 Door Sedan
G: Wagon
3 9 Engine displacement
Drive system
Suspension system
4 B Minor change 2002MY
5 L Destination K: Right-hand drive market
67 Grade 4: TS
7 R Transmission, fuel feed
system
5: 1.6 L AWD
9: 2.0 L AWD
A: 2.0 L AWD Turbo
B: 2.0 L AWD High-power Turbo
E: 2.5 L AWD
L: Left-hand drive market
5: GX
6: RS
7: OUTBACK
8: WRX
E: STi
R: SOHC MPI 4-speed AT
J: SOHC MPI 5-speed MT AWD
K: SOHC MPI 5-speed MT Dual range
P: DOHC B MPI 4-speed AT
D: DOHC B MPI 5-speed MT AWD
H: DOHC B MPI 6-speed MT AWD
The engine and transmission type are as follows:
β’ Engine
EJ161RX3AA
Digits Code Meaning Details
1 and 2 EJ Engine type EJ: 4 cylinders
3 and 4 16 Displacement 16: 1.6 L
20: 2.0 L
25: 2.5 L
5 1 Fuel feed system 1: D-MPI SOHC-A
5: MPI Turbo
7: MPI High-power Turbo
6 R Detailed specifications Used when ordering parts. See the parts catalog for details.
7 X Transmission W: MT
X: AT
8 to 10 3AA Detailed specifications Used when ordering parts. See the parts catalog for details.
ID-3
IDENTIFICATION
IDENTIFICATION
β’ Transmission
TY856WN2AA
Digits Code Meaning Details
1 T Transmission T: Transmission
2 Y Transmission type Y: Full-time AWD MT center differential
V: Full-time AWD AT center differential
Z: Full-time AWD AT MPT
3 and 4 85 Classification 75: 5MT
85: 6MT
1B: AT
5 6 Series MT 4: 5MT
6: 6MT
AT 4: AT
6 W Transmission specifica-
tions
7 to 10 N2AA Detailed specifications Used when ordering parts. See the parts catalog for details.
β’ Rear differential 1
V: Full-time AWD 5-speed MT with viscous coupling center difΒferential single range
X: Full-time AWD 5-speed MT with viscous coupling center difΒferential dual range
W: Full-time AWD 6-speed MT with viscous coupling center difΒferential single range
Z: Full-time AWD 4-speed AT with MPT
Y: Full-time AWD 4-speed AT with VTD
VA1REJ
Digits Code Meaning Details
1 V For AWD V: AWD
2 A Type A: A type
3 1 Hypoid gear diameter
mm (in)
4 R Installation position R: Rear
5 E Reduction gear ratio B: 3.900
6 J Specification differ-
ences
1: 152 (6.0) dia.
2: 160 (6.3) dia.
E: 4.111
F: 4.444
J: Case B
β’ Rear differential 2
EG
Code Reduction gear ratio LSD
EG 3.900 No
ER 3.700 Viscous
EM 4.444
EJ 4.111 Viscous
EF 3.545 Viscous
HG 3.500
HJ 3.545
SURETRAC
SURETRAC
SURETRAC
ο
ο
ο
ID-4
IDENTIFICATION
β’ Option code
ECPS
Digits Code Meaning Details
1 to 2 EC Destination EC: EC
KO: KO
K4: K4
KS: KS
EK: EK
KA: KA
K1: K1
3 to 4 PS Main option of vehicle β
IDENTIFICATION
ID-5
IDENTIFICATION
IDENTIFICATION
ID-6
2002 IMPREZA STi SERVICE MANUAL QUICK REFERENCE INDEX
ENGINE 2 SECTION
FUEL INJECTION (FUEL SYSTEMS) FU(TURBO)
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, reasΒsembling, inspection and adjustment of
components and diagnostics for guidΒance 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.
EMISSION CONTROL
(AUX. EMISSION CONTROL DEVICES)
INTAKE (INDUCTION) IN(TURBO)
MECHANICAL ME(STi)
ENGINE (DIAGNOSTICS) EN(TURBO)
EC(TURBO)
All information, illustration and specifiΒcations contained in this manual are
based on the latest product information
available at the time of publication
approval.
FUJI HEAVY INDUSTRIES LTD. G1841GE3
FUEL INJECTION (FUEL SYSTEMS)
FU(TURBO)
1. General Description
2. Throttle Body
3. Intake Manifold
4. Engine Coolant Temperature Sensor
5. Crankshaft Position Sensor
6. Camshaft Position Sensor
7. Knock Sensor
8. Throttle Position Sensor
9. Mass Air Flow and Intake Air Temperature Sensor
10. Pressure Sensor
11. Idle Air Control Solenoid Valve
12. Fuel Injector
13. Tumble Generator Valve Assembly ............................................................2
14. Tumble Generator Valve Actuator...............................................................3
15. Wastegate Control Solenoid Valve
16. Front Oxygen (A/F) Sensor
17. Rear Oxygen Sensor
18. Exhaust Temperature Sensor .....................................................................4
19. Engine Control Module
20. Main Relay
21. Fuel Pump Relay
22. Fuel Pump Controller
23. Fuel
24. Fuel Tank
25. Fuel Filler Pipe
26. Fuel Pump
27. Fuel Level Sensor
28. Fuel Sub Level Sensor
29. Fuel Filter
30. Fuel Cut Valve
31. Fuel Damper Valve
32. Fuel Delivery, Return and Evaporation Lines
33. Fuel System Trouble in General
34. Variable Valve Timing Camshaft Positon Sensor .......................................5
35. Variable Valve Timing Solenoid Valve ........................................................6
Page
TUMBLE GENERATOR VALVE ASSEMBLY
FUEL INJECTION (FUEL SYSTEMS)
13.Tumble Generator Valve AsΒsembly
A: REMOVAL
2. STI MODEL
NOTE:
Tumble generator valve actuator and sensor are
not applied to STi model.
B: INSTALLATION
2. STI MODEL
NOTE:
Tumble generator valve actuator and sensor are
not applied to STi model.
FU(TURBO)-2
TUMBLE GENERATOR VALVE ACTUATOR
14.Tumble Generator Valve AcΒtuator
A: REMOVAL
3. STI MODEL
NOTE:
Tumble generator valve actuator is not applied to
STi model.
B: INSTALLATION
3. STI MODEL
NOTE:
Tumble generator valve actuator is not applied to
STi model.
FUEL INJECTION (FUEL SYSTEMS)
FU(TURBO)-3
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