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Home >> Infiniti >> 2024 >> Q50 Luxe, AWD >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System (DTCS) (4 Of 7) >> Engine (ECM) >> P0454 EVAP System Pressure Sensor >> DTC Description
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DTC Description

DTC DETECTION LOGIC 

DTC No. CONSULT screen terms
(Trouble diagnosis content)
DTC detecting condition
P0454 EVAP SYS PRES SEN
(EVAP system pressure sensor/switch "A" circuit intermittent)
ECM detects a sloshing signal from the EVAP control system pressure sensor

POSSIBLE CAUSE 

FAIL-SAFE 

Not applicable