On a 2001 Mercury Cougar :
The Mass Air Flow Sensor is between the engine air filter and the big engine
air intake tube
The intake air temp sensor and the mass airflow sensor both mount near the air filter.
No.
yes
On a 2001 Mercury Cougar : The radiator is located in the engine compartment , at the front of the vehicle
Jack the car up and crawl underneath Use proper safety stands!!
According to the 2001 Mercury Cougar Owner Guide : ( the fuel tank holds 15.4 US. gallons )
http://www.carquest.com/techbulletins/brakes/2001/CQB%2001-10.pdf
How do i find the instructions for changing out the fan switch assembly in a 2001 Mercury Cougar?
The brake and clutch fluid systems are supplied by the brake fluid reservoir ( according to the 2001 Mercury Cougar Owner Guide )
On a 2001 Mercury Cougar : Fuse ( # 34 ) is a ( 7.5 amp brown color fuse for the power mirrors , clock , and interior lamps )
On a 2001 Mercury Cougar : Turn your low beam headlights on and then pull the headlight control towards you ( push in to turn foglights off )
it is in the manual says when this happens it is 02 sensor and if it is flashing you have a miss in your engine which can cause damage.