Toyota Celica Supra 1986 Service And Repair Manual page 95

EMISSION CONTRQL SYSTEMS - Dash Pot IDPI System
EC-9
VTV
.... .
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INSPECTION OF VTV
1. CHECK AND CLEAN FILTER ON VTV
2.
{al Check the filter lor contamination or damage.
{bl Using compresud air, clean the filter.
CHECK VTV BY BlOWING AIR INTO EACH SIDE
fa I Check that air flows without resistance from 8 to A.
fbi Check that air flow s w ith difficulty from A to B.