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P0452 EVAP CONTROL SYSTEM PRESSURE SENSOR EC-243 < COMPONENT DIAGNOSIS > [QR25DE] C D E F G H I J K L M A EC N P O >> INSPECTION END Component Inspection INFOID:0000000005273242 EVAP CONTROL SYSTEM PRESSURE SENSOR 1. Remove EVAP control system pressure sensor with its harness connector. 2. Install a vacuum pump to EVAP control system pressure sensor. 3. Turn ignition switch ON and check output voltage between ECM CAUTION: • Always calibrate the vacuum pump gauge when using it. 2 , -13.53 psi ) or pressure over 101.3 kPa (1.033 kg/cm 2 , 14.69 inHg). 4. If NG, replace EVAP control system pressure sensor. Applied vacuum kPa (kg/cm 2 , psi) Voltage (V) Not applied 1.8 - 4.8 -26.7 (-200, -7.87) 2.1 to 2.5V lower than above value PBIB1200E |