Subaru Legacy (2005 year). Service manual — part 407
EX(H6DO)-9
EXHAUST
Muffler
4. Muffler
A: REMOVAL
1) Separate the muffler from rear exhaust pipe.
CAUTION:
Be careful, because the exhaust pipe is hot.
• LH side
• RH side
2) Apply a coat of spray type lubricant to the mating
area of cushion rubber.
• LH side
• RH side
3) Remove the front and rear cushion rubber, and
then remove the muffler.
B: INSTALLATION
Install in the reverse order of removal.
NOTE:
Use a new gasket and self-locking nut.
Tightening torque:
48 N
⋅
m (4.9 kgf-m, 35.4 ft-lb)
• LH side
• RH side
C: INSPECTION
1) Check the connections and welds for exhaust
leaks.
2) Check for hole or rust.
3) Check the cushion rubber for wear or crack.
EX-00222
EX-00218
EX-00220
EX-00221
EX-00222
EX-00218
EX(H6DO)-10
EXHAUST
Muffler
COOLING
CO(H6DO)
Page
General Description . . . . . . . . . . . . . . . . . . . . . 2
Radiator Fan System . . . . . . . . . . . . . . . . . . . . ..8
Engine Coolant. . . . . . . . . . . . . . . . . . . . . . ..11
Water Pump . . . . . . . . . . . . . . . . . . . . . . . ..13
Thermostat . . . . . . . . . . . . . . . . . . . . . . . . 14
Radiator. . . . . . . . . . . . . . . . . . . . . . . . . .16
Radiator Cap . . . . . . . . . . . . . . . . . . . . . . . .19
Radiator Main Fan and Fan Motor . . . . . . . . . . . . . . . 20
Radiator Sub Fan and Fan Motor. . . . . . . . . . . . . . . ..23
Reservoir Tank. . . . . . . . . . . . . . . . . . . . . . ..25
Radiator Fan Control Unit . . . . . . . . . . . . . . . . . . .26
Engine Cooling System Trouble in General . . . . . . . . . . . ..27
CO(H6DO)-2
COOLING
General Description
1. General Description
A: SPECIFICATION
Cooling system
Electric fan + Forced engine coolant circulation system
Total engine
coolant
capacity
MT
2 (US qt, Imp qt)
7.3 (7.7, 6.4)
AT
Without ATF warmer
2 (US qt, Imp qt)
7.2 (7.6, 6.3)
With ATF warmer (LHD)
2 (US qt, Imp qt)
7.7 (8.1, 6.8)
With ATF warmer (RHD)
2 (US qt, Imp qt)
7.8 (8.2, 6.9)
Water pump
Type
Centrifugal impeller type
Discharge perfor-
mance I
Discharge
amount
2 (US gal, Imp
gal)/min
320 (84.5, 70.4)
Pump speed — Discharge
pressure
5,500 rpm — 176.5 kPa (18 mAq)
Engine coolant temperature
80
°C (176°F)
Impeller diameter
mm (in)
73.2 (2.88)
Number of impeller vanes
6
Number of pump sprocket teeth
22
Thermostat
Type
Wax pellet type
Starting temperature to open
80 — 84
°C (176 — 183°F)
Fully opens
95
°C (203°F)
Valve lift
mm (in)
9.0 (0.354) or more
Valve bore
mm (in)
35 (1.38)
Radiator fan
Motor input
Main fan
W
160
Sub fan
W
160
Fan diameter /
Blades
Main fan
320 mm (12.6 in) / 5
Sub fan
320 mm (12.6 in) / 7
Radiator
Type
Down flow, pressure type
Core dimensions
Width
× Height ×
Thickness
mm (in)
690
× 349 × 16 (27.17 × 13.74 × 0.63)
Pressure range in which cap
valve is open
kPa (kgf/cm
2
, psi)
Above: 108
±15
(1.1
±0.15, 16±2)
Below: The atmospheric pressure or less
Fins
Corrugated fin type
Reservoir
tank
Capacity
2 (US qt, Imp qt)
0.45 (0.48, 0.40)
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