Sentra Wagon FWD L4-1597cc 1.6L SOHC (E16i) (1988)
2. Ensure that marks on camshaft sprocket and upper front cover and marks on crankshaft sprocket and lower front cover are properly aligned.
3. Temporarily install tensioner and return spring.
4. Rotate tensioner clockwise about 70° to 80° and temporarily tighten lock nut.
5. Set timing belt.
a. Ensure that timing belt and sprockets are clean and free of oil or water. Do not bend timing belt tightly.
b. Install timing belt with rotating direction mark facing engine rotating direction.
c. Ensure that timing belt is not loose around jack shaft and camshaft sprockets.
6. Loosen tensioner lock nut so that tensioner pushes on timing belt.
7. Turn camshaft sprocket about 20° (2 cogs) clockwise.
NOTE: Ensure that all spark plugs are removed.
8. Tighten nut while preventing tensioner from turning in "free" direction.
Tensioner lock nut: 16 - 21 N.m (12 - 15 ft.lbs.)
9. Install crank sprocket plate and upper and lower dust covers.