SUBARU IMPREZA WRX STI 2012 Owners Manual

Black plate (373,1)
北米Model "A1130BE-A" EDITED: 2011/ 6/ 7
1) View from driver ’s left-hand side
2) View from driver ’s right-hand side4. Remove the bulb.
5. Replace the bulb with a new one.
6. After replacing the bulb, reattach the
mud guard.
& Rear combination lights! 4-door models1. Remove the clip from the rear trunk
trim with a screwdriver.
2. Open the rear portion of the side trunk
trim panel.
1) Brake/tail and rear side marker light
2) Rear turn signal light
3) Back-up light3. Remove the bulb socket from the rear
combination light assembly by turning it
counterclockwise.
4. Pull the bulb out of the bulb socket and
replace it with a new one.
5. Set the bulb socket into the rear
combination light assembly and turn it
clockwise until it locks.
6. Secure the rear trunk trim panel with
the clips.
Maintenance and service
11-43
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11

Black plate (374,1)
北米Model "A1130BE-A" EDITED: 2011/ 6/ 7
11-44
Maintenance and service
! 5-door models1. Using a Phillips screwdriver, remove
the upper and lower screws that secure
the rear combination light assembly.2. Slide the rear combination light as-
sembly rearward and remove it from the vehicle.
1) Rear side marker light
2) Rear turn signal light3. Remove the bulb socket from the rear
combination light assembly by turning it
counterclockwise.
4. Pull the bulb out of the bulb socket and
replace it with a new one.
5. Set the bulb socket into the rear
combination light assembly and turn it
clockwise until it locks.
6. Put the rear combination light assem-
bly into place while aligning the clip with
the guide on the vehicle.7. Tighten the upper and lower screws.

Black plate (375,1)
北米Model "A1130BE-A" EDITED: 2011/ 6/ 7
& Back-up light (5-door)1. Apply a flat-head screwdriver to the
light cover as shown in the illustration, and
pry the light cover off from the rear gate
trim.
2. Turn the bulb socket counterclockwise
and remove it.3. Pull the bulb out of the bulb socket and
replace it with a new one.
4. Install the bulb socket by turning it
clockwise.
5. Install the light cover on the rear gate.
&License plate light1. Insert a finger into the right side of the
license plate light cover, then press once
to the left and pull out to remove the cover.2. Turn the bulb socket counterclockwise
Maintenance and service
11-45
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11

Black plate (376,1)
北米Model "A1130BE-A" EDITED: 2011/ 6/ 7
11-46
Maintenance and service
and pull out the socket.
3. Pull the bulb out of the socket.
4. Install a new bulb.
5. Reinstall the license plate light cover.& Map light! Type A1. Remove the lens by prying the edge of
the lens with a flat-head screwdriver.
2. Turn the bulb until the flat surfaces at
its ends are aligned vertically. Pull the bulb
straight downward to remove it.
3. Install a new bulb.
4. Reinstall the lens. !
Type B
1. Remove the lens by prying the edge of
the lens with a flat-head screwdriver.
2. Pull the bulb out of the socket.
3. Install a new bulb.
4. Reinstall the lens.

Black plate (377,1)
北米Model "A1130BE-A" EDITED: 2011/ 6/ 7
& Dome light and cargo area
lightDome lightCargo area light1. Remove the lens by prying the edge of the lens with a flat-head screwdriver.
2. Pull the bulb out of the socket.
3. Install a new bulb.
4. Reinstall the lens.
&
Trunk light1. Remove the cover by squeezing its
sides and pulling it.
2. Pull the bulb out of the socket.
3. Install a new bulb.
4. Reinstall the cover.
&High mount stop light (4-
door) (except LED [Light
Emitting Diode] type)1. Remove the high mount stop light
cover by prying the edge with a screw-
driver.
2. Remove the bulb socket from the high
mount stop light assembly by turning it
counterclockwise.
3. Pull the bulb out of the socket.
4. Install a new bulb.
5. Reinstall the cover.&Other bulbsIt may be difficult to replace the bulbs.
Have the bulbs replaced by your
SUBARU dealer if necessary.
Maintenance and service
11-47
11

Black plate (2,1)
Model "ALL_MODEL_MEMO" EDITED: 2007/ 6/ 22
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Black plate (23,1)
北米Model "A1130BE-A" EDITED: 2011/ 6/ 2
Specifications ..................................................... 12-2
Dimensions........................................................ 12-2
Engine ............................................................... 12-3
Electrical system ................................................ 12-3
Fuel ................................................................... 12-4
Lubricants. ......................................................... 12-5
Fluids ................................................................ 12-7
Engine coolant ................................................... 12-8 Tires
.................................................................. 12-9
Fuses and circuits ........................................... 12-10
Fuse panel located in the passenger
compartment ................................................. 12-10
Fuse panel located in the engine compartment ................................................. 12-12
Bulb chart......................................................... 12-14
Vehicle identification ....................................... 12-17
Specifications
12

Black plate (380,1)
北米Model "A1130BE-A" EDITED: 2011/ 6/ 7
12-2
Specifications
SpecificationsThese specifications are subject to change without notice.& Dimensions
in (mm)
Item 4-door
5-door
Turbo models Turbo models
Except STI STIExcept STI STI
Overall length 180.3 (4,580)173.8 (4,415)
Overall width 70.7 (1,795)70.7 (1,795)
Overall height 58.1 (1,475)57.9 (1,470)58.1 (1,475) 57.9 (1,470)
Wheel base 103.3 (2,625)103.3 (2,625)
Tread Front 60.2 (1,530) 60.2 (1,530)
Rear 60.6 (1,540) 60.6 (1,540)
Ground clearance*
1
6.1 (155) 5.9 (150)6.1 (155) 5.9 (150)
*1: Measured with vehicle empty

Black plate (381,1)
北米Model "A1130BE-A" EDITED: 2011/ 6/ 7
& EngineEngine model
EJ255
(2.5 L, DOHC, turbo, except STI) EJ257
(2.5 L, DOHC, turbo, STI)
Engine type Horizontally opposed, liquid cooled 4 cylinder, 4-stroke gasoline engine
Displacement cc (cu-in) 2,457 (150)
Bore 6Stroke in (mm) 3.9 63.1 (99.5 679.0)
Compression ratio 8.4 : 1 8.2 : 1
Firing order 1
– 3–2– 4& Electrical systemBattery type and capacity (5HR)
MT 12V-48AH (55D23L)
Alternator Turbo models
12V-110A
Spark plugs Turbo models
SILFR6A (NGK)Specifications
12-3
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CONTINUED –
12

Black plate (382,1)
北米Model "A1130BE-A" EDITED: 2011/ 6/ 7
12-4
Specifications
& Fuel
NOTEThe engine is designed to operate using unleaded gasoline.
Model Fuel requirement Fuel tank capacity
Except STI 91 AKI (95 RON) or higher*
1
16.9 US gal (64 liters, 14.1 Imp gal)
STI 93 AKI (98 RON) or higher*
2
*1: If unleaded gasoline with an octane rating of 91 AKI (95 RON) is not available, unleaded gasoline with an octane rating of 87 AKI (90 RON) or higher
may be temporarily used. For details, refer to
“Fuel ”F 7-3.
*2: If unleaded gasoline with an octane rating of 93 AKI (98 RON) is not available, unleaded gasoline with an octane rating of 91 AKI (95 RON) may be
used with no detriment to engine durability or driveability. For details, refer to “Fuel ”F 7-3.