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Evaporative Emission (EVAP) Canister Purge SYSTEM DESCRIPTION Crankshaft position sensor (POS) E Engine speed ECM E Engine coolant temperature sensor E Engine coolant temperature EVAP canister Vacuum Closed throttle position switch E Closed throttle position Vehicle speed sensor E Vehicle speed Ignition switch E Start signal EVAP canister This system controls the vacuum signal applied to I Start switch “ON” I Closed throttle position I Low or high engine coolant temperature I During deceleration I Engine stopped I For 60 seconds after starting engine SEF383RE COMPONENT DESCRIPTION EVAP canister purge control solenoid valve The EVAP canister purge control solenoid valve responds to sig- SEF343QB EVAP canister purge control valve When the vacuum signal is cut by EVAP canister purge control GI MA EM LC FE AT PD FA RA BR ST RS BT HA EL IDX TROUBLE DIAGNOSIS FOR DTC P1492 H EC-481 |