Timing Belt - Subaru Impreza 2003 Service Manual

PERIODIC MAINTENANCE SERVICES

7. Timing Belt

A: REPLACEMENT
1. NON-TURBO MODEL
1) Remove the radiator fan and air conditioner fan.
<Ref. to CO(H4SO)-25, Radiator Main Fan and
Fan Motor.>, <Ref. to CO(H4SO)-26, Radiator Sub
Fan and Fan Motor.>
2) Shield the radiator from any damage using card-
board and blanket.
3) Remove the V-belt cover.
4) Remove the V-belts. <Ref. to ME(H4SO)-44, V-
belt.>
5) Remove the air conditioning compressor drive
belt tensioner.
6) To lock the crankshaft, use ST. Remove the pul-
ley bolt.
2.5 L model:
ST 499977100 CRANKSHAFT PULLEY
WRENCH
Except for 2.5 L model:
ST 499977400 CRANKSHAFT PULLEY
WRENCH
7) Remove the crankshaft pulley.
8) Remove the left side belt cover.
9) Remove the front timing belt cover.
TIMING BELT
PM-00003
ST
PM-00007
PM-16
10) Remove the timing belt guide. (MT model)
11) Turn the crankshaft and align alignment marks
on crankshaft, and right and left camshaft sprock-
ets with notches of belt cover and cylinder block.
ST 499987500 CRANKSHAFT SOCKET
(B)
(A) Notch
(B) Alignment mark
12) Remove the belt idler.
13) Remove the belt idler (No. 2).
14) Remove the timing belt.
PM-00008
(B)
(A)
(B)
PM-00009
PM-00010