The Air Inake is metered and the MAF needs to respond or react fast.
If one is a hard fault it will generate a code,but a slow one will not.
LS Germlin = Lincoln service Germlin (Germlin movie)
The Lincoln LS,T-BIRD,and S TYPE have the same DNA!
MIL - Maintenance indicator lamp,or Chk Eng Light
HEAT SOAK - Is the period when you drive your car to normal operating
Temp + Park, The temp of your engine will rampup, befor cool down.
AMBIENT - Out side air
PCM - Power Train Control module (Controls Air,fuel,and Timing) for Electronic Engine control.
MAF - Massive Air Flow sensor , the air is heated in the closed throttle plate condition.
IAT - Incoming Air Temp sensor will sense the HEATED/COOLED Air + send data to PCM for control.
It's near the MAF, or on some newer models built onto MAF sensor.