Engine compartment on passenger side side.
The 2004 Ford expedition cabin air filter is located behind the dashboard, on the passenger side. The air filter should be labeled as such.
One air filter is located in the engine compartment and is to keep foreign particles out of the intake chamber. The other one is located in the passenger compartment and is to help keep foreign particles and some allergens out of the passenger compartment.
The cabin air filter on a 2000 BMW 323ci is located under the glove compartment. It filters air which enters and is circulated through the passenger compartment.
The fuel filter is on the passenger side of the engine compartment, up against the back(directly in front of the passenger seat).
On mine, its located under the hood, in the motor compartment, mounted on the passenger fender.
Shold be mounted to the passenger side firewall.
I believe it is in the engine compartment by the firewall on the passenger side.
Inside the engine compartment on the passenger side wheel well.
In the front of the engine compartment , on the passenger side , inside the engine air filter housing
The engine air filter is located inside the air cleaner housing , on the passenger side of your engine compartment ( just follow the big rubber " tube " from the front of your engine , near the top of the engine , over to the passenger side of your engine compartment )
Filter installed in some vehicle to filter the air coming into the passenger compartment.