NISSAN ALTIMA ENGINE IDLE ROUGH

I Have A Nissan Altima 2001 Special Edition, Approx. 72,000 Miles. Today The Car Started Idling Rough, Almost Coming To A Stop. When The A...

I Am Wondering What Sensor Would Cause My Car To Idle Rough?

When It Parked It Has A Rough Idle And If You Run The Heater Or A/c It Runs Rough But If You Out It In Neutral It Will Clear Up.