Section 17 (Engine Mechanical (H4DOTC)): V-belt: Inspection

WARNING: This page is about a different variant/trim than selected.

Replace the belts, if crack, fraying or wear is found.
Check the V-belt tension and adjust it if necessary by changing the generator installing position and idler pulley installing position.

Belt tension (with belt tension gauge)

(A)

When installing new parts:

618 - 755 N (63 - 77 kgf, 139 -170 lb)

At inspection:

490 - 640 N (50 - 65 kgf, 110 - 144 lb)

(B)

When installing new parts:

740 - 880 N (75 - 90 kgf, 166 - 198 lb)

At inspection:

350 - 450 N (36 - 46 kgf, 78 - 101 lb)

Fig 1: Identifying V-Belt Tension

Courtesy of SUBARU OF AMERICA, INC.

Belt tension (without belt tension gauge)

(A)

When installing new parts:

7-9 mm (0.276 - 0.354 in)

At inspection:

9-11 mm (0.354 - 0.433 in)

(B)

When installing new parts:

7.5 - 8.5 mm (0.295 - 0.335 in)

At inspection:

9.0 - 10.0 mm (0.354 - 0.394 in)

Fig 2: Identifying Front Side Belt And Rear Side Belt

Courtesy of SUBARU OF AMERICA, INC.