DTC P0451 EVAP. Emission System-Pressure Sensor Range / Performance: DTC Detecting Condition

DTC DETECTING CONDITION

Item	Detecting Condition	Possible cause
DTC Strategy	Oscillation between max. & min. voltage is monitored	Poor connection Faulty FTPS Faulty PCM
Enable Conditions	Vehicle speed < 2.5kph(1.55mph)
Threshold value	Oscillation between > Mean value + P1 Max & Min voltage < Mean value - P1 * P1: Pressure with full tank
Diagnosis Time	90sec.(cumulative)
MIL On Condition	2 driving cycles