What is the 2002 Nissan Altima purge valve location?

The evap canister, otherwise known as the purge valve, on the 2002 Nissan Altima is located above the rear of the muffler. The canister purge solenoid is the component in the EVAP system that is responsible for purging the EVAP system, by acting as the switch that allows the vapor into the engine. When the purge solenoid fails, it will cause problems for the EVAP system, which will affect the vehicles emissions output levels. Usually, a bad purge solenoid will display a few symptoms that can alert the driver that a potential problem has occurred and needs to be serviced. One of the firSTSymptoms that a faulty canister purge valve may produce is a rough idle. If the canister purge valve fails and sticks open, it will create a vacuum leak that can affect the engine idle speed and quality.