RAV4 2-Door 4WD L4-2.0L (3S-FE) (1997)
Evaporative Emission Control Canister: Testing and Inspection
INSPECT10N
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.
(a)
Install a plug to port E.
(b) While holding port B closed, blow air (1.76 kPa, 0.26 psi) into port A and check that air flows from port D.
(c)
While holding port B and port D closed, blow air (1.76 kPa, 0.26 psi) into port A and check that air does not flow from port C.
(d) Apply vacuum (3.43 kPa, 26 mm Hg, 1.01 inch 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.