Engine Diagram Mercury Cougar

How can i tell if i have a 8g 400/401 or 9 2002 mercury cougar engine diagram Hwllo, my girlfriend has an '89 cougar, 71,000 miles, v6. when opening

Chasing a idle condition. Fuel trim goes to -20%; engine load shows 35

Chasing a idle condition. Fuel trim goes to -20%; engine load shows 35

Chasing a idle condition. fuel trim goes to -20%; engine load shows 35 Mercury cougar 1999 engine need technician dan Cougar mercury connector fuel obd xr rich idle

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How can I tell if I have a 8g 400/401 or 9
Hwllo, My girlfriend has an '89 Cougar, 71,000 miles, v6. When opening

Hwllo, My girlfriend has an '89 Cougar, 71,000 miles, v6. When opening

Chasing a idle condition. Fuel trim goes to -20%; engine load shows 35

Chasing a idle condition. Fuel trim goes to -20%; engine load shows 35

2002 Mercury Cougar Engine Diagram | My Wiring DIagram

2002 Mercury Cougar Engine Diagram | My Wiring DIagram