Monitored & Set Conditions

EVAP purge flow is monitored after engine warms to more than 160°F (71°C), fuel control in closed loop mode, after engine has been idling for 200 seconds, fuel level is not low, Manifold Absolute Pressure (MAP) less than 23.6 in. Hg and altitude less than 8000 feet. DTC will set when PCM senses no airflow through EVAP system after Leak Detection Pump (LDP) test has been passed.