940 L4-2320cc 2.3L DOHC VIN 89 B234F FI (1991)
Position gauge between exhaust camshaft pulley and idler.
Read gauge.
Belt tension must be within the 5.5 ± 0.2 unit range.
NOTE: If belt tension is correct, no adjustment necessary, skip to Install upper transmission cover (1). If reading is outside above range, continue
with the following steps.
Slacken tensioner locknut
Remove protective rubber cap over locknut.
Position gauge in measuring zone.
Insert screwdriver between tensioner pulley and spring carrier pin.
If belt tension is too low:
Move roller to adjust belt tension to 6.0 ± 0.2 units.
If belt tension is too high:
Adjust to obtain reading of 5.0 ± 0.2 units.
Tighten tensioner locknut.
