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Home >> Jeep >> 1981 >> Pickup J20, AWD >> Repair and Diagnosis >> Engine Performance >> Engine Control Systems >> Exhaust Emission Systems >> Description >> Evaporative Emission Control
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Evaporative Emission Control

All models use this closed tank (sealed) system, which retains raw fuel vapors and routes them to intake manifold for burning. A carbon canister stores vapors until they are burned. For additional information, see appropriate Fuel Evaporation System article in this section.