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P0451 EVAP CONTROL SYSTEM PRESSURE SENSOR EC-725 < COMPONENT DIAGNOSIS > [VK56DE] C D E F G H I J K L M A EC N P O OK or NG OK >> GO TO 2. NG >> Repair or replace ground connections. 2. CHECK EVAP CONTROL SYSTEM PRESSURE SENSOR CONNECTOR FOR WATER 1. Disconnect EVAP control system pressure sensor (2) harness - Fuel filler pipe (top of frame view) (1) - EVAP canister vent control valve (3) - EVAP ccanister (4) - Drain filter (5) - : Vehicle front 2. Check sensor harness connector for water. OK or NG OK >> GO TO 3. NG >> Repair or replace harness connector. 3. CHECK EVAP CONTROL SYSTEM PRESSURE SENSOR EC-725, "Component Inspection" OK or NG OK >> GO TO 4. NG >> Replace EVAP control system pressure sensor. 4. CHECK INTERMITTENT INCIDENT GI-51, "Intermittent Incident" . For wiring diagram, refer to EC-897, "Wiring Diagram - ENGINE CONTROL SYSTEM -" . >> INSPECTION END Component Inspection INFOID:0000000001537806 EVAP CONTROL SYSTEM PRESSURE SENSOR 1. Remove EVAP control system pressure sensor with its harness connector connected from EVAP canister. 2. Install a vacuum pump to EVAP control system pressure sensor. BBIA0539E Water should not exist. AWBIA0134ZZ |