it in your gas tank if its fuel injected
In the fuel tank
Inside the fuel tank
The fuel pump on a mercury cougar is in the fuel tank. You are going to have to remove the fuel tank, take the lock ring off of the tank, and then pull the pump assembly out.
inside of the tank
inside the gas tank
On a 1999 Mercury Cougar : The fuel pump relay is in the Power Distribution Box ( which is " live " ) located in the engine compartment ( it is relay R1 and is one of the black relays )
For a 1999 Mercury Cougar : In the Power Distribution Box ( which is " live " ) located in the engine compartment ( on the drivers side of the engine compartment ) ( relay R1 is the fuel pump relay )
fuel pump relay is located on the left side trunk and it is a small panel up towards the trunk.
On a 1999 Mercury Cougar : The ELECTRIC fuel pump is INSIDE the fuel tank It is installed through an access hole in the top of the fuel tank
In the relay box with all the other relays.
Your 1991 Mercury fuel pump relay switch is located on the firewall of the engine compartment. The relay switch will be near the center of the firewall.
According to the 1999 Mercury Cougar owner Guide : The fuse for the fuel pump is located in the Power Distribution Box located in the engine compartment ( the P.D. box is " live " ) ( it is the # 9 fuse / 15 amp / blue color )