Lebaron Coupe L4-153 2.5L SOHC VIN B (1993)
Canister Purge Solenoid: Description and Operation
EVAP Canister Purge Solenoid Operation
Canister Purge Solenoid
PURPOSE
Powertrain Control Module (PCM) controls EVAP Canister purge through solenoid.
OPERATION
PCM controls solenoid by applying and removing solenoid ground.
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During warm-up and for a set period after hot starts, PCM ENERGIZES solenoid, preventing EVAP Canister purge.
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When engine warms-up and time delay has elapsed, solenoid is DE-ENERGIZED, allowing EVAP Canister purge.
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Purge solenoid also DE-ENERGIZED (allowing purge), under certain idle conditions to maintain fuel delivery calibration.