It is fairly easy to change and is located under the car about midway between the engine and the tank. You need special tools but are cheap at the parts store.
Depending on what part of the year your car was manufactured it can also be attached to the firewall just to the driver/rear of the engine. no special tools are needed, just pull (or break) the clips holding it in and remove it. replace the old clips with the new ones in the box. removing the air filter housing and hose to throttlebody will also aid in getting it out. Have patience when removing it, it can be a pain.
The MAF is located upstream from the intake filter on the intake housing.
It has no cabin air filter.
According to the 2002 Ford Escort Owner Guide : ( Motorcraft FL-2005 ) engine oil filter for the 2.0 liter DOHC - Zetec engine
where is the thermostat locted on my ford escot 2002
If it is not located somewhere between the fuel tank and the engine, then it is in the fuel tank. Follow the fuel lines to find it.
The ENGINE air filter is located in the engine compartment , near the front , on the drivers side . It is a cone shaped filter inside the round plastic housing
Back by the tank.
Remove the tranny pan
It doesn't have one.
I don't know about the 1999, but on my 2002 it is located just below the air-intake filter casing. -Nick C
Where is the computer located in a Ford Escort?