Subaru Legacy III (2000-2003 year). Service manual — part 16
PM-14
PERIODIC MAINTENANCE SERVICES
DRIVE BELT(S)
3) Install in the reverse order of removal.
(A) Power steering oil pump
(B) Belt tension adjuster
(C) Crankshaft pulley
(D) A/C compressor
(E) Belt idler
(F) Generator
PM-00119
( A )
( B )
( C )
( D )
( E )
( F )
PM-15
PERIODIC MAINTENANCE SERVICES
CAMSHAFT DRIVE BELT
7. Camshaft Drive Belt
A: REPLACEMENT
1. NON-TURBO MODEL
1) Remove radiator fan.
<Ref. to CO(H4SO)-28, Radiator Main Fan and
Fan Motor.> and <Ref. to CO(H4SO)-30, Radiator
Sub Fan and Fan Motor.>
2) Remove V-belt cover.
3) Remove V-belts.
<Ref. to ME(H4SO)-41, V-belt.>
4) Remove air conditioning compressor drive belt
tensioner.
5) Remove pulley bolt. To lock crankshaft use ST.
2.0 L model:
ST
499977400
CRANKSHAFT PULLEY
WRENCH
2.5 L model:
ST
499977100
CRANKSHAFT PULLEY
WRENCH
6) Remove crankshaft pulley.
7) Remove left side belt cover.
8) Remove front belt cover.
9) Remove timing belt guide. (MT vehicle only)
10) Turn crankshaft and align alignment marks on
crankshaft, and left and right camshaft sprockets
with notches of belt cover and cylinder block:
ST
499987500
CRANKSHAFT SOCKET
11) Remove belt idler.
12) Remove belt idler (No. 2).
PM-00115
PM-00120
ST
(A) Notch
(B) Alignment mark
PM-00008
PM-00121
( A )
( A )
( B )
( B )
( B )
PM-00122
PM-16
PERIODIC MAINTENANCE SERVICES
CAMSHAFT DRIVE BELT
13) Remove timing belt.
14) Remove automatic belt tension adjuster as-
sembly.
15) Install in the reverse order of removal.
<Ref. to ME(H4SO)-46, Timing Belt Assembly.>
2. TURBO MODEL
1) Remove the radiator fan and air conditioner fan.
<Ref. to CO(H4DOSTC)-28, Radiator Main Fan
and Fan Motor.>
<Ref. to CO(H4DOSTC)-30, Radiator Sub Fan
and Fan Motor.>
2) Remove the V-belts. <Ref. to ME(H4DOSTC)-
42, V-belt.>
3) Remove the air conditioning compressor drive
belt tensioner.
4) Remove the pulley bolt. To lock the crankshaft
use ST.
MT model:
ST
499977100
CRANKSHAFT PULLEY
WRENCH
AT model:
ST
499977400
CRANKSHAFT PULLEY
WRENCH
5) Remove the crankshaft pulley.
6) Remove the air conditioning compressor drive
belt tensioner.
7) Remove the left side belt cover.
8) Remove the right side belt cover.
9) Remove the front belt cover.
10) Remove timing belt guide. (MT vehicle only)
11) Turn the crankshaft and align the alignment
marks on crankshaft, and left and right camshaft
sprockets with notches of belt cover and cylinder
block. To turn the crankshaft, use ST:
ST
499987500
CRANKSHAFT SOCKET
12) Remove the belt idler.
PM-00123
ST
PM-00093
(A) Notch
(B) Alignment mark
PM-00008
PM-00094
( A )
( A )
( A )
( A )
( B )
( B )
( B )
( B )
( B )
( B )
( B )
PM-00095
PM-17
PERIODIC MAINTENANCE SERVICES
CAMSHAFT DRIVE BELT
13) Remove the timing belt.
14) Remove the automatic belt tension adjuster as-
sembly.
15) Install in the reverse order of removal.
<Ref. to ME(H4DOSTC)-47, Timing Belt Assem-
bly.>
B: INSPECTION
1. NON-TURBO MODEL
1) Remove front timing belt cover and timing belt
cover (LH).
2) While cranking engine at least four rotations,
check timing belt back surface for cracks or dam-
age. Replace faulty timing belt as needed.
3) Measure timing belt width W. If it is less than 27
mm (1.06 in), check idlers, tensioner, water pump
pulley and cam sprocket to determine idler align-
ment (squareness). Replace worn timing belt.
4) Install front timing belt cover and timing belt cov-
er (LH).
2. TURBO MODEL
1) Remove the left and right timing belt covers.
2) While cranking the engine at least four rotations,
check the timing belt back surface for cracks or
damage. Replace the faulty timing belt as needed.
3) Measure the timing belt width W. If it is less than
30 mm (1.18 in), check the idlers, tensioner, water
pump pulley and cam sprocket to determine idler
alignment (squareness). Replace the worn timing
belt.
4) Install the left and right timing belt covers.
PM-00096
PM-00124
W
W
PM-00097
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