DTC Detection Logic

DTC No.	Trouble diagnosis name	DTC detecting condition	Possible cause
P0451	EVAP control system pressure sensor performance	ECM detects a sloshing signal from the EVAP control system pressure sensor	Harness or connectors (EVAP control system pressure sensor circuit is shorted.) [Crankshaft position (CKP) sensor (POS) circuit is shorted.] [Accelerator pedal position (APP) sensor 2 circuit is shorted.] (Refrigerant pressure sensor circuit is shorted.) EVAP control system pressure sensor CKP sensor (POS) APP sensor Refrigerant pressure sensor