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P0453 EVAP CONTROL SYSTEM PRESSURE SENSOR EC-325 < DTC/CIRCUIT DIAGNOSIS > [VQ35HR] C D E F G H I J K L M A EC N P O Always replace O-ring with a new one. 3. Install a vacuum pump to EVAP control system pressure sensor. 4. Turn ignition switch ON and check output voltage between ECM harness connector terminals under the 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 psi). Is the inspection result normal? YES >> INSPECTION END NO >> Replace EVAP control system pressure sensor ECM Condition [Applied vacuum kPa (kg/cm 2 , psi)] Voltage (V) Connector + – Terminal Terminal M107 102 112 Not applied 1.8 - 4.8 -26.7 (-0.272, -3.87) 2.1 to 2.5 lower than above value |