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DTC P0442 EVAP CONTROL SYSTEM EC-397 [VQ35DE] C D E F G H I J K L M A EC 10. CHECK EVAP CANISTER Weigh the EVAP canister with the EVAP canister vent control valve and EVAP control system pressure sensor OK (With CONSULT-II)>>GO TO 12. >> GO TO 11. 11. DETECT MALFUNCTIONING PART Check the following. ● EVAP canister for damage ● EVAP hose between EVAP canister and vehicle frame for clogging or poor connection >> Repair hose or replace EVAP canister. 12. CHECK EVAP CANISTER PURGE VOLUME CONTROL SOLENOID VALVE OPERATION With CONSULT-II 1. Disconnect vacuum hose to EVAP canister purge volume control solenoid valve at EVAP service port. 2. Start engine. 3. Perform “PURG VOL CONT/V” in “ACTIVE TEST” mode. 4. Touch “Qu” on CONSULT-II screen to increase “PURG VOL 5. Check vacuum hose for vacuum when revving engine up to OK or NG OK >> GO TO 15. NG >> GO TO 14. 13. CHECK EVAP CANISTER PURGE VOLUME CONTROL SOLENOID VALVE OPERATION Without CONSULT-II 1. Start engine and warm it up to normal operating temperature. 2. Stop engine. 3. Disconnect vacuum hose to EVAP canister purge volume control solenoid valve at EVAP service port. 4. Start engine and let it idle for at least 80 seconds. 5. Check vacuum hose for vacuum when revving engine up to 2,000 rpm. OK or NG OK >> GO TO 16. NG >> GO TO 14. 14. CHECK VACUUM HOSE Check vacuum hoses for clogging or disconnection. Refer to . OK or NG OK >> GO TO 15. NG >> Repair or reconnect the hose. PBIB1678E Vacuum should exist. |