RAV4 4WD L4-2.0L (3S-FE) (1996)
Evaporative Canister Filter: Testing and Inspection
1. DISCONNECT EVAP HOSES FROM CHARCOAL CANISTER
2. VISUALLY INSPECT CHARCOAL CANISTER
-
Look for cracks or damage.
3. CHECK FOR CLOGGED FILTER, AND STUCK CHECK VALVE AND DIAPHRAGM
-
Install a plug to port E.
-
While holding port B closed, blow air (1.76 kPa, 18 kgf/sq.cm, 0.26 psi) into port A and check that air flows from port D.
-
While holding port B and port D closed, blow air (1.76 kPa, 18 kgf/sq.cm, 0.26 psi) into port A and check that air does not flow from port C.
-
Apply vacuum (3.43 kPa, 26 mmHg, 1.01 in.Hg) to port B, check that the vacuum does not decrease when port C is closed, and check that the
vacuum decreases when port C is released.