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Home >> Infiniti >> 2017 >> QX30 Base >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System (DTCS) (3 Of 5) >> DTC/Circuit Diagnosis >> DTC P0453: Fuel Pressure Sensor >> DTC Description >> DTC Detection Logic

DTC Detection Logic

DTC No. CONSULT screen terms DTC detecting condition
(Trouble diagnosis content) Malfunction type
P0453 00 EVAP system pressure sensor/sw
(EVAP System Pressure Sensor/Switch Circuit High)
NO SUBTYPE INFORMATION The pressure sensor/pressure switch of the evaporative emission control system has a malfunction.
12 CIRCUIT SHORT TO BATTERY The pressure sensor/pressure switch of the evaporative emission control system has a short circuit to positive. There is a short circuit to positive.
17 CIRC VOLT ABOVE THRESHOLD The pressure sensor/pressure switch of the evaporative emission control system has a malfunction. The limit value for electrical voltage has been exceeded.