2004 SUBARU LEGACY engine

12-1
12
Specifications
Specifications ................................................ 12-2 Dimensions ....................................................... 12-2
Engine ................................................................ 12-3
Electrical system .............................................. 12-3
Capacities .......................................................... 12-4
Tires ................................................................... 12-5
Wheel alignment ............................................... 12-5
Fuses and circuits ........................................ 12-6 Fuse panel located behind the coin tray ........ 12-6
Fuse panel located in the engine compartment .................................................. 12-9
Bulb chart ...................................................... 12-12
Vehicle identification .................................... 12-13

12-3
Specifications
– CONTINUED –
„Engine
„ Electrical system
*: CALIFORNIA spec models
Engine modelEJ251, EJ259 (2.5 liter)EZ30D
(3.0 liter)
Engine typeHorizontally opposed, liquid cooled 4 cyl- inder, 4 stroke gasoline engineHorizontally opposed, liquid cooled 6 cyl-inder, 4 stroke gasoline engine
Displacement cc (cu-in)2,457 (150)3,000 (183.0)
Bore × Stroke in (mm)3.92 x 3.11
(99.5 x 79.0)3.51 x 3.15
(89.2 x 80.0)
Compression ratio10.0 : 110.7 : 1
Firing order1 – 3 – 2 – 41 – 6 – 3 – 2 – 5 – 4
Battery type and capacity2.5 literMT55D23L
AT75D23L
3.0 liter75D23L
Alternator2.5 liter12V-90A
3.0 liter12V-100A
Spark plugs2.5 literRC10YC4 (Champion)
BKR6E-11 (NGK)
BKR5E-11 (NGK)
FR5AP-11 (NGK)*
3.0 literPLFR6A-11 (NGK)

12-4
Specifications „
Capacities
Fuel tank16.9 US gal (64 liters, 14.1 Imp gal)
Engine oil2.5 liter4.2 US qt (4.0 liters, 3.5 Imp qt)
3.0 liter5.6 US qt (5.3 liters, 4.6 Imp qt)
Transmission oil (MT)3.7 US qt (3.5 liters, 3.1 Imp qt)
Transmission fluid (AT)9.8 US qt (9.3 liters, 8.2 Imp qt)
AT differential gear oil1.3 US qt (1.2 liters, 1.1 Imp qt)
Rear differential gear oilL-S (AT), L (AT)0.9 US qt (0.9 liter, 0.8 Imp qt)
Others0.8 US qt (0.8 liter, 0.7 Imp qt)
Power steering gear fluid0.7 US qt (0.7 liter, 0.6 Imp qt)
Engine coolant2.5 literMT7.2 US qt (6.8 liters, 6.0 Imp qt)
AT7.1 US qt (6.7 liters, 5.9 Imp qt)
3.0 liter8.4 US qt (7.9 liters, 7.0 Imp qt)

12-6
Specifications
Fuses and circuits „
Fuse panel located behind the coin tray
T 2.5 liter models
19
18
17
16
20 21
15
14
12
11
10 9
8
7
6
5
4
3
2
1
13
HBC001DB
Fuse panelFuse ratingCircuit
115Ay
Heater fan
215AyHeater fan
315AyPower door lock
y Keyless entry
420AyMirror heater
y Cigarette lighter
y Remote controlled rear
view mirrors
510AyTail light
y Parking light
615AySRS airbag
715AyFront fog light
830AyABS solenoid
915AyRadio
y Clock
1015AyTrailer
1115AyEngine ignition system
y SRS airbag

12-8
Specifications
215Ay
Heater fan
315AyPower door lock
y Keyless entry
420AyCigarette lighter
y Remote controlled rear
view mirrors
y Mirror heater
510AyTail light
y Parking light
615AySRS airbag
715AyFront fog light
830AyABS (VDC) solenoid
915AyRadio
y Clock
1015AyTrailer
1115AyEngine ignition system
y SRS airbag
1210AyIllumination brightness control
Fuse panelFuse ratingCircuit
1315AyFuel pump
1410AyRear window wiper and
washer
1530AyWindshield wiper and
washer
1620AyBrake light
1715AyAir conditioner
1815AyBackup light
y Cruise control
y ABS (VDC) control
1920AyWiper deicer
2020AyMcIntosh audio amp (if
equipped)
2120AyAccessory power sock- et
y Seat heater
Fuse panelFuse ratingCircuit

12-9
Specifications
– CONTINUED –
„Fuse panel located in the engine com- partment
T 2.5 liter models
A) FWD socket (without SPORTSHIFT mode)
B) Main fuse
A
B
1
2
3 45 6 7 8 9 10 11 12
UBC003BB
Fuse panelFuse ratingCircuit
120Ay
Radiator cooling fan (Main)
220AyRadiator cooling fan (Sub)
330AyABS motor
420AyRear window defogger
515AyHazard warning flasher
y Horn
615AyMeter
y SRS airbag system
warning light
710AyAutomatic transmis-
sion control unit
y ABS UNIT
810AyAlternator
915AyHeadlight (right side)
1015AyHeadlight (left side)
1120AyLighting switch

14-3
Index
Center
Console ..................................................................... 6-6
Ventilators ................................................................. 4-2
Changing
Flat tire ....................................................................... 9-5
Oil and oil filter ........................................................ 11-12
Charge warning light .................................................. 3-12
CHECK ENGINE warning light/ Malfunction indicator lamp ..................................3-11
Checking
Brake pedal free play ........................................... 11-39
Brake pedal reserve distance ...........................11-40
Clutch function ........................................................ 11-40
Clutch pedal free play .......................................... 11-41
Engine oil level ....................................................... 11-11
Fluid level ....................... 11-28, 11-35, 11-36, 11-38
Gear oil level ................................ 11-27, 11-30, 11-32
Child restraint systems ............................................... 1-37
Installation with seatbelt .....................................1-41
Lower and tether anchorages ..........................1-48
Child safety .................................................................... 5
Locks .......................................................................... 2-22
Chime
Key .............................................................................. 3-5
Seatbelt ........................................................... 1-20, 3-10
Cigarette lighter socket ............................................. 6-10Cleaning
Aluminum wheels .................................................. 10-4
I n te rior .. ... .. ... .. ... ... .. ... ... .. ... .. ... ... .. ... ... .. ... .. ... ... .. ... ... .. .. 10 -7
Ventilator grille ........................................................ 4-19
Climate control system Manual ....................................................................... 4-5
Automatic ................................................................. 4-11
Clock ................................................................................. 3-18
Clutch fluid ...................................................................... 11-38
Clutch pedal ................................................................... 11-40
Coat hook ....................................................................... 6-20
Coin compartment ....................................................... 6-7
Convenience hook ...................................................... 6-20
Convenient tie-down hooks .....................................6-24
Cooling system ............................................................. 11-17
Corrosion protection ......................................... 8-13, 10-5
Cruise control ................................................................ 7-42
Set indicator light ................................................... 3-18
Cup holder ...................................................................... 6-8
D
Daytime running light system .................................3-21
Differential gear oil Front ............................................................................ 11-30
Rear ............................................................................ 11-32
Dimensions .................................................................... 12-2
Disarming the system ................................................ 2-17

14-4
Index
Disc brake pad wear warning indicators
............7-31
Dome light ............................................................ 6-2, 11-76
Door locks ....................................................................... 2-3
Door open warning lights .........................................3-15
Drive belts ....................................................................... 11-26
Driving Drinking ..................................................................... 7
Drugs .......................................................................... 7
Foreign countries .................................................. 8-6
Car/Mobile phone .................................................. 8
Pets ............................................................................. 9
Tips ............................................. 7-14, 7-19, 7-28, 8-6
Tired or sleepy ........................................................ 8
Snowy and icy roads ............................................ 8-12
E
Electrical system .......................................................... 12-3
Emergency Locking Retractor (ELR) ..................1-19
Engine
Compartment overview .......................................11-8
Coolant ...................................................................... 11-18
Exhaust gas (Carbon monoxide) ....................6, 8-3
Hood ........................................................................... 11-5
Oil ................................................................................. 11-11
Overheating ............................................................. 9-19
Starting ...................................................................... 7-10
Stopping .................................................................... 7-12Exterior care
................................................................... 10-2
F
Flat tires ............................................................................ 9-5
Floor mat .......................................................................... 6-21
Fluid level
Automatic transmission .......................................11-28
Brake ... .. ... .. ... ... .. ... .. ... ... .. ... ... .. ... .. ... ... .. ... ... .. ... .. ... ... .. .. 1 1 -3 6
Clutch .......................................................................... 11-38
Power steering ........................................................ 11-35
Fog light switch ............................................................. 3-24
Folding down the rear seat .......................................1-14
Front Differential gear oil ................................................. 11-30
Fog light ..................................................................... 11-69
Seatbelt pretensioners ........................................1-34
Seats ........................................................................... 1-2
Turn signal light, parking light and
marker light ............................................................ 11-69
Front-wheel drive warning light ..............................3-15
Fuel .................................................................................... 7-2
Economy hints ......................................................... 8-2
Filler lid and cap ..................................................... 7-4
Gauge ......................................................................... 3-8
Requirements .......................................................... 7-2
Fuses ................................................................................. 11-59
Fuses and circuits ........................................................ 12-6