2006 SUBARU IMPREZA automatic transmission

Specifications 12-3
– CONTINUED –
Engine
Electrical system
AT: Automatic transmission
MT: Manual transmission
Engine modelEJ253
(2.5-liter, SOHC, non-turbo)EJ255
(2.5-liter, DOHC, turbo, WRX)EJ257
(2.5-liter, DOHC, turbo, WRX-STI)
Engine typeHorizontally opposed, liquid cooled 4 cylinder, 4-s troke gasoline engine
Displacement cc (cu-in)2,457 (150)
Bore Stroke in (mm)3.9  3.1 (99.5  79.0)
Compression ratio10.0 : 18.4 : 18.2 : 1
Firing order1 – 3 – 2 – 4
Battery type and capacity (5HR)MT12V-48AH (55D23L)
AT12V-52AH (75D23L)
AlternatorWRX12V-110A
Except WRX12V-90A
Spark plugsNon-turbo engineFR5AP-11 (NGK)
Turbo engineILFR6B (NGK)

12-4 Specifications
Capacities
AT: Automatic transmission
MT: Manual transmission
Tires
Fuel tank15.9 US gal (60 liters, 13.2 Imp gal)
Engine oil4.2 US qt (4.0 liters, 3.5 Imp qt)
Transmission oil (MT)5-speed3.7 US qt (3.5 liters, 3.1 Imp qt)
6-speed4.3 US qt (4.1 liters, 3.6 Imp qt)
AT differential gear oil1.3 US qt (1.2 liters, 1.1 Imp qt)
Rear differential gear oilWRX-STI1.1 US qt (1.0 liters, 0.9 Imp qt)
Others0.8 US qt (0.8 liters, 0.7 Imp qt)
Transmission oil (AT)10.0 US qt (9.5 liters, 8.4 Imp qt)
Power steering fluid0.7 US qt (0.7 liter, 0.6 Imp qt)
Engine coolantNon-turbo engineMT7.4 US qt (7.0 liters, 6.2 Imp qt)
AT7.3 US qt (6.9 liters, 6.1 Imp qt)
Turbo engineMT8.1 US qt (7.7 liters, 6.8 Imp qt)
Item2.5i, OUTBACK SPORTWRXWRX-STI
Tire sizeP205/55R16 89V215/45R17 91W225/45R17 90W
Wheel size16  6 1
/2 JJ17
 7 JJ17  8 JJ
PressureFront33 psi (230 kPa, 2.3 kgf/cm 2
)33 psi (230 kPa, 2.3 kgf/cm 2
)36 psi (250 kPa, 2.5 kgf/cm 2
)
Rear30 psi (210 kPa, 2.1 kgf/cm 2
)32 psi (220 kPa, 2.2 kgf/cm 2
)30 psi (210 kPa, 2.1 kgf/cm 2
)
Temporary spare tireSizeT135/70 D16T135/70 D17
Pressure60 psi (420 kPa, 4.2 kgf/cm 2
)

12-8 Specifications
Fuse panel located in the engine compartment
A) FWD socket (AT models except Turbo)
B) Main fuse
C) Engine sensor (Non-turbo models)
1 3
A
B
9
6
5
7
C
312
4 8
1 0 11 1 2
C00107
Fuse panelFuse ratingCircuit
120ARadiator cooling fan (Main)
220ARadiator cooling fan (Sub)
330AABS motor
420ARear window defogger
515AHazard warning flasher
Horn
615ATurn signal lights
710AAutomatic transmission control unit
810AAlternator
915AHeadlight (right side)
1015AHeadlight (left side)
1120ALighting switch
1220AClock
Interior light
1310ASecondary air combination valve
(Turbo models only)

14-2 Index
A
ABS (Anti-lock Brake System) .......................... ................ 7-22
Warning light ..................................... .................. 3-17, 7-23
Accessories ........................................... .................. 5-2, 11-43
Accessory power outlet ................................. .............. 6-5, 6-7
Active head restraint ............................... ............................ 1-4
Air cleaner element ................................ ........................ 11-15
Air conditioner operation ......................... ........................... 4-7
Air filtration system ............................... ............................ 4-12
Air flow selection .................................. .............................. 4-2
Alarm system ........................................ ............................ 2-13
All-Wheel Drive warning light (AWD AT vehicles) ..... ....... 3-19
Aluminum wheels .................................... ....................... 11-35
Antenna system ...................................... ........................... 5-2
Anti-lock Brake System (ABS) .......................... ................ 7-22
Arming the system ................................... ......................... 2-14
Armrest ............................................ ................................... 1-7
Ashtray ............................................. .................................. 6-8
AT OIL TEMPerature warning light .................. ................ 3-17
Audio set .......................................... .................................. 5-3
Auto-dimming mirror/compass .......................... ............... 3-32
Automatic climate control system ........................ ............... 4-7
Automatic transmission ............................... ..................... 7-16
Capacities .......................................... .......................... 12-4
Fluid ............................................. .............................. 11-20
Selector lever ...................................... ......................... 7-16
Shift lock release ................................... ...................... 7-19
Temperature warning light ......................... .................. 3-17
Automatic/Emergency Locking Retractor (A/ELR) ........... 1-11
B
Battery ............................................ ................................ 11-40 Jump starting .......................................
.......................... 9-9
Replacement (Remote keyless entry system) ............... 2-9
Brake Booster ............................................ .......................... 11-27
Fluid ............................................. .............................. 11-25
Pad and lining .................................... ........................ 11-28
Pedal ............................................. ............................. 11-27
Brake pedal Free play .......................................... .......................... 11-27
Reserve distance ...................................... ................. 11-27
Brake system ......................................... ........................... 7-21
Warning light ..................................... ........................... 3-18
Braking ............................................ ................................. 7-21
Breaking-in of new brake pads and linings ............ .... 11-29
Tips ............................................... ............................... 7-21
Bulb Chart ............................................. ............................... 12-9
Replacing ......................................... .......................... 11-44
C
Capacities .......................................... ............................... 12-4
Cargo Area bars .......................................... ........................... 6-12
Area cover .......................................... ......................... 6-10
Area light ........................................ ..................... 6-2, 11-50
Tie-down hooks ...................................... ..................... 6-11
Catalytic converter ................................... ........................... 8-3
Center Console ............................................ .............................. 6-4
Ventilators ........................................ .............................. 4-3
Changing Flat tire ......................................... .................................. 9-4

14-4 Index
Tired or sleepy .................................... ............................... 7
E
EBD (Electronic brake force distribution) system ........ ..... 7-24
Electrical system ..................................... ......................... 12-3
Electronic Brake Force Distribution (EBD) system ......... .. 7-24
Emergency Locking Retractor (ELR) .................... ............ 1-11
Engine Compartment overview ................................ ................ 11-6
Coolant ........................................... ........................... 11-12
Exhaust gas (Carbon monoxide) ....................... ........ 6, 8-2
Hood .............................................. .............................. 11-4
Oil ............................................... ................................. 11-8
Overheating ........................................ ......................... 9-11
Starting .......................................... ................................ 7-7
Stopping .......................................... .............................. 7-8
Exterior care ....................................... .............................. 10-2
F
Flat tires ......................................... .................................... 9-4
Floor mat ......................................... ................................... 6-9
Fluid level
Automatic transmission ............................... .............. 11-20
Brake .............................................. ........................... 11-25
Clutch ............................................. ........................... 11-26
Power steering ..................................... ...................... 11-24
Folding down the rear seat ......................... ........................ 1-8
Front
Differential gear oil ............................. ........................ 11-21
Fog light ......................................... ............................ 11-48
Fog light button .................................. .......................... 3-26Seatbelt pretensioners ..............................
................... 1-20
Seats .............................................. ................................ 1-2
Turn signal light .................................. ....................... 11-48
Fuel .............................................. ....................................... 7-2
Economy hints ........................................ ....................... 8-2
Filler lid and cap ................................. ............................ 7-4
Gauge ............................................. ...................... 3-8, 3-12
Requirements ...................................... .......................... 7-2
Fuses .............................................. ................................ 11-41
Fuses and circuits ..................................... ........................ 12-6
G
GAWR (Gross Axle Weight Rating) ..................... ............. 8-14
Glove box ........................................... ................................ 6-4
GVWR (Gross Vehicle Weight Rating) ................... .......... 8-14
H
Hazard warning flasher ............................. .......................... 3-6
Head restraint adjustment (Front) ................... .................... 1-4
Head restraint adjustment (Wagon) .................. .................. 1-7
Headlight beam leveler ............................ ......................... 3-25
Headlight flasher .................................. ............................. 3-23
Headlight indicator light .......................... .......................... 3-21
Headlights ......................................... ..................... 3-22, 11-45
Heater operation .................................. ............................... 4-5
High beam indicator light .......................... ........................ 3-20
High mount stop light .............................. ........................ 11-51
Horn .............................................. .................................... 3-35
Hose and connections .................................. .................. 11-12

14-6 Index
Off road driving ................................... ................................ 8-6
Oil filter ........................................ ..................................... 11-8
Oil level Engine ............................................ ............................. 11-8
Front differential (AT vehicles) ..................... .............. 11-21
Manual transmission ................................. ................. 11-18
Rear differential ................................. ........................ 11-22
Oil pressure warning light .......................... ....................... 3-16
Outside mirrors ..................................... ............................ 3-33
Outside temperature indicator ....................... ............ 3-9, 3-13
Overheating engine ................................. ......................... 9-11
P
Parking Brake .............................................. ............................. 7-25
Brake stroke ......................................... ..................... 11-29
Light switch ........................................ .......................... 3-25
Tips ............................................... ............................... 7-25
Periodic inspections .................................. ......................... 8-4
Power Door locking switches ................................. ................... 2-6
Steering .......................................... ............................. 7-21
Steering fluid .................................... ......................... 11-24
Windows ........................................... ........................... 2-18
Preparing to drive ................................. .............................. 7-6
Printed antenna ................................... ............................... 5-2
R
Rear Combination lights ................................. .................... 11-48
Differential gear oil ............................. ........................ 11-22Differential oil temperature warning light ........
.............. 3-17
Gate .............................................. ............................... 2-23
Seats .............................................. ................................ 1-6
Rear seat Folding down (Wagon) .............................. ..................... 1-8
Rear window Defogger button ................................... ........................ 3-29
Wiper and washer switch ............................. ................ 3-28
Recommended Automatic transmission fluid .......................... ............ 11-21
Brake fluid ........................................ .......................... 11-25
Clutch fluid ....................................... .......................... 11-26
Oil grade and viscosity .............................. ..... 11-10, 11-11,
11-19, 11-22, 11-23
Power steering fluid ............................... .................... 11-24
Spark plugs ......................................... ....................... 11-17
Remote keyless entry system .............................. ............... 2-7
Replacement Brake pad and lining ............................... ................... 11-28
Wiper blades ....................................... ....................... 11-37
Replacing Air cleaner element ................................ .................... 11-15
Battery (Remote keyless entry system) ..................... .... 2-9
Lost transmitters (keyless entry system) ................. ..... 2-10
Replacing bulbs ..................................... ......................... 11-44
Cargo area light .................................. ....................... 11-50
Dome light ........................................ .......................... 11-50
Front fog light ................................... .......................... 11-48
Front turn signal light ............................ ..................... 11-48
Headlights ......................................... ......................... 11-45
High mount stop light .............................. ................... 11-51
License plate light ................................. ..................... 11-50