MAF sensor pinout diagram
#1
#2
Pin 2 red wire is 12 volt or battery voltage pin 3 black with white tracer wire ground pin 5 light blue red tracer voltage back to computer this is the one that will vary in voltage with rpm and load change 0 volts key on engine off .7to .9 volts at idle 1 to 1.6 volts at 30mph 1.7 to 2.4 volts at 50mph hope this helps the pin number at the computer is # 88 all this info is acording to ford service manual