Related DTCS

DTC CHART

DTC No.	Monitoring Item
P043E	0.02 inch orifice clogged (built into pump module)
P043F	0.02 inch orifice high-flow (built into pump module)
P0441	EVAP VSV stuck closed EVAP VSV stuck open Purge flow
P0450	Pressure sensor (built into pump module) voltage abnormal fluctuation
P0451	Pressure sensor (built into pump module) noise Pressure sensor stuck (built into pump module)
P0452	Pressure sensor (built into pump module) voltage low
P0453	Pressure sensor (built into pump module) voltage high
P0455	EVAP gross leak
P0456	EVAP small leak
P2401	Vacuum pump stuck OFF (built into pump module)
P2402	Vacuum pump stuck ON (built into pump module)
P2419	Vent valve stuck closed (built into pump module)
P2420	Vent valve stuck open (vent) (built into pump module)
P2610	Soak timer (built into ECM)

If any EVAP system DTCs are set, the malfunctioning area can be determined using the table below.

Fig 1: DTC Chart

NOTE: If the 0.02 inch reference pressure difference between the first and second checks is greater than the specification, the DTCs corresponding to the reference pressure (P043E, P043F, P0441, P0455, P0456, P2401 and P2420) will all be stored.