Subaru Legacy 2004 Service Manual page 2348

AUTOMATIC TRANSMISSION
1. General Description
A: SPECIFICATION
1. TORQUE CONVERTER CLUTCH
Model
Symmetric, 3 element, single stage,
Type
Stall torque ratio
Nominal diameter
Stall speed (at sea 3,100 — 3,500
level)
One-way clutch Sprague type one-way clutch
2. OIL PUMP
Type Internal gear fixed displacement pump
Driving method
Inner rotor
Number of teeth
Outer rotor
3. TRANSMISSION CONTROL ELEMENT
Type
Multi-plate clutch
Multi-plate brake
One-way clutch
(sprague type)
4. TRANSMISSION GEAR RATIO
1st
2nd
3rd
4th
5th
Rev
5. PLANETARY GEAR AND PLATE
Model
Tooth number of front internal gear
Tooth number of front carrier
Tooth number of front sun gear
Tooth number of mid internal gear
Tooth number of mid carrier
Tooth number of mid sun gear
Tooth number of rear internal gear
Tooth number of rear carrier
Tooth number of rear sun gear
Drive plate number of front brake
Drive plate number of input clutch
General Description
Turbo Non-turbo
2 phase torque converter
2.1
250 mm (9.84 in)
2,400 — 2,800
rpm rpm
Driven by engine
9
10
5-forward, 1-reverse,
double-row planetary gears
3 sets
4 sets
3 sets
3.540
2.264
1.471
1.000
0.834
2.370
Non-
Turbo
turbo
106
28
50
78
18
42
110
24
62
2
6
Model
Drive plate number of high & low
reverse clutch
Drive plate number of direct clutch
Drive plate number of reverse brake
Drive plate number of forward brake
Drive plate number of low coast brake
6. SELECTOR POSITION
P (Park)
R (Reverse)
N (Neutral)
D (Drive)
Manual mode (+)
Manual mode (#)
Control method
7. HYDRAULIC CONTROL & LUBRICA-
TION
Type
Fluid
Fluid capacity
2 (US qt, Imp qt)
Lubrication system
8. COOLING & HARNESS
Cooling system
Transmission harness
5
5AT-2
Turbo
4
5
5
Transmission in neutral, output mem-
ber immovable, and engine start possi-
ble
Transmission in reverse for backing
Transmission in neutral and engine
start possible
Automatic gear change
! ! !
1st 2nd 3rd 4th
" " "
Manual gear change
1st " 2nd " 3rd " 4th " 5th
Manual gear change
1st ! 2nd ! 3rd ! 4th ! 5th
Wire cable type
Electronic/hydraulic control
[5 forward speed changes by
electrical signals of vehicle
speed and accelerator
(throttle) opening]
Specified fluid: SUBARU
ATF (Part No. K0140Y0700)
Recommended fluid: IDE-
MITSU ATF HP
Castrol Transmax J
NOTE:
Using of recommended fluid
is permitted only on the area
where the specified is not
available.
9.6 — 10.0 (10.1 — 10.6,
8.4 — 8.8)
Forced feed lubrication with
oil pump
Liquid-cooled cooler incorpo-
rated in radiator or ATF liquid-
cooled cooler
20+ 8 poles
Non-
turbo
4
5
6
4
3
!
5th
"