Tacoma 2WD L4-2.4L (2RZ-FE) (1996)
Evaporative Emission Control Canister: Component Tests and General Diagnostics
1. REMOVE CHARCOAL CANISTER.
2. REMOVE VSV.
3. VISUALLY INSPECT CHARCOAL CANISTER.
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Look for cracks or damage.
4. INSPECT FOR CLOGGED FILTER AND STUCK CHECK VALVE.
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Using low pressure compressed air (4.71 kPa, 48 kgf/sq.cm, 0.68 psi), blow into tank pipe and check that air flows without resistance from the
other pipes.
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Blow air (4.71 kPa, 48 kgf/sq.cm, 0.68 psi) into purge pipe and check that air does not flow from the tank pipe and air flows without resistance
from the other pipe.
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If a problem is found, replace the charcoal canister.
5. CLEAN FILTER IN CANISTER.
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Clean the filter by blowing 294 kPa (3 kgf/sq.cm, 43 psi) of compressed air into tank pipe while holding purge pipe closed.
NOTICE:
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Do not attempt to wash the canister.
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No activated carbon should come out.
6. REINSTALL VSV.
7. REINSTALL CHARCOAL CANISTER.
Torque: 31 N.m (316 kgf.cm. 23 ft.lbf)