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6 DETECT MALFUNCTIONING PART Check the following. I Harness connectors B101, B43 I Harness connectors B1, M2 and M94, F27 I Harness for open or short between EVAP canister vent control valve and ECM © Repair open circuit or short to ground or short to power in harness or connectors. 7 CHECK RUBBER TUBE FOR CLOGGING 1. Disconnect rubber tube connected to EVAP canister vent control valve. OK or NG OK © GO TO 8. NG © Clean the rubber tube using an air blower. 8 CHECK EVAP CANISTER VENT CONTROL VALVE-I 1. Remove EVAP canister vent control valve from EVAP canister. SEF337X OK or NG OK © GO TO 9. NG © Replace EVAP canister vent control valve. GI MA EM LC FE AT TF PD AX SU BR ST RS BT HA SC EL IDX DTC P0446 EVAPORATIVE EMISSION (EVAP) CANISTER VENT CONTROL VALVE (CIRCUIT) Diagnostic Procedure (Cont’d) EC-379 |