Inspect the belt for cracks or damage. If the belt is cracked or damaged, replace it.
Check that the position of the auto-tensioner indicator (A) is within the standard range (B) as shown. If it is out of the standard range, replace the drive belt.

Front Door Glass Outer Weatherstrip Replacement
NOTE:
Put on gloves to protect your hands.
Take care not to scratch the door and related parts.
Lower the glass fully.
Remove the door sash outer trim.
...
Block and Piston Inspection
Remove the crankshaft and the pistons.
Check the piston for distortion or cracks.
Measure the piston skirt diameter (A) at a point 16 mm (0.63 in)
from ...
Rear Door Latch Replacement
NOTE:
Put on gloves to protect your hands.
Take care not to scratch the door or related parts.
Raise the glass fully.
Remove the door panel.
Disco ...