8 Examine all system pulleys for embedded debris:
•
Rocks, stones
•
Metal
•
Belt material
9 Remove the debris from the grooves of the pulley. If the pulley
has been deformed as a result of foreign material embed‐
ment, the pulley must be replaced.
10 Examine the drive belt tensioner, see Chapter
1.7 Cooling
system
, paragraph
Examine the cooling fan belt tensioner
.
Install
1 Install the new drive belt on the engine using the belt diagram
created in the Remove section. Do not install the belt over the
water pump pulley at this time.
2 Pivot the tensioner in the direction of the spring tang and
install the drive belt, slipping the belt over the water pump pul‐
ley last.
3 Slowly release the tensioner to apply tension to the drive belt.
4 Check the alignment of the belt with the tensioner and the rest
of the front end accessory drive.
Finishing steps
1 Connect the battery cables. Refer to the OEM service manual.
2 Operate the engine and check for belt squeal. Excessive belt
squeal indicates belt slippage.
3 If belt squeal is present, check the routing of the belt to make
sure that the belt is installed correctly on each pulley.
1 Engine – 1.7 Cooling system 37
TL2 Maintenance Manual
591 003 Default
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