Any vehicles made in 1996 or newer use obdii codes, which can easily be retrieved from a good code scanner. Ivt control solenoid open or shorted aa2. Nissan Dealer Service Engine Lights Spokane Wa This system is very important as it regulates and controls the air to fuel ratio as well as a number of other vehicle functions. Service engine soon light nissan altima 2012 . In some cases you need to pull over immediately to prevent damage while in others you merely need to tighten you gas cap next time you stop in order to reset the service engine soon light. If you have vvt, it may be having issues. The car is 2012 nissan altima four door. Cam/crank sensors out of phase aa3. If it continues, the manual recommends taking. While a majority of the time, the flashing check engine light is going to be caused by a misfire related to your altima’s ignition system or fuel system (as stated above), there are other issues that can cause it. Wayne powell m , the ses light could...