940 L4-2320cc 2.3L DOHC VIN 89 B234F FI (1991)
Check belt tension
NOTE: Tensioner may be turned clockwise only. Only small movements are necessary.
Turn crankshaft clockwise
Turn crankshaft clockwise through one revolution.
Check belt tension
Belt tension should now agree with specified value of 4.9 ± 0.2 units.