the air flow sensor is located right next to the airfilter box, it looks like a card, remember right next to the airfilter, it will be on your left.
There is NO Mass Air Flow sensor. There is an Intake Air Temperature Sensor located in the air box inlet
Look in your auto manual.
The Mass Air Flow Sensor is located after your air intake box (where the air filter is). It will have a wired connector attached to it.
On a 2001 Ford Explorer : The Mass Air Flow sensor is located between the engine air filter housing and the large diameter engine air intake tube
On a 2003 Lincoln Navigator : The Mass Air Flow Sensor is located between the engine air filter and the big engine air intake tube . It is INSIDE a plastic housing , you will see where the wires go in at the bottom of the housing
The OEM part number for a mass air flow sensor on a 2001 Volkswagen Passat is located on the part themselves. The number for this part is 0280218063.
Mass air flow sensor is located in the intake pipe connecting the air filter box with the throttle body.
try the air flow meter
On a 1999 Lincoln Navigator : The Mass Air Flow sensor is between the engine air filter and the big engine air intake tube ( it is INSIDE the round shaped plastic housing )
On a 1997 Lincoln Continental : The Mass Air Flow sensor is between the cone shaped engine air filter and the engine air intake tube . It is INSIDE a round shaped plastic housing
it is in the air filter box(round plastic tube at end of intake hose)
on the driver side attach to the air filter box