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8 CHECK EVAP CONTROL SYSTEM PRESSURE SENSOR INPUT SIGNAL CIRCUIT FOR OPEN AND 1. Disconnect ECM harness connector. Refer to Wiring Diagram. Continuity should exist. 3. Also check harness for short to ground and short to power. OK or NG OK (With CONSULT-II) © GO TO 10. OK (Without CONSULT- © GO TO 11. NG © GO TO 9. 9 DETECT MALFUNCTIONING PART Check the following. I Harness connectors B2, M2 I Harness connectors M81, F49 I Harness for open or short between ECM and EVAP control system pressure sensor © Repair open circuit or short to ground or short to power in harness or connectors. 10 CHECK EVAP CANISTER PURGE VOLUME CONTROL SOLENOID VALVE With CONSULT-II 1. Start engine. to the valve opening. SEF985Y OK or NG OK © GO TO 12. NG © GO TO 11. GI MA EM LC FE AT AX SU BR ST RS BT HA SC EL IDX DTC P0450 EVAPORATIVE EMISSION (EVAP) CONTROL SYSTEM PRESSURE SENSOR Diagnostic Procedure (Cont’d) EC-395 |