try autozone.com they have free online manuals
You can try your local mechanic who has access to the alldata database, or subscribe to alldatadiy.com for $25/yr
firewall 3 - 6 2 - 5 1 - 4 front
Some auto parts retail websites have spark plug wiring diagrams. One of them, AutoZone, shows the spark plug wiring diagram for the 1993 Ford Tempo 3.0 liter 6-cylinder model.
The 2.0 liter 4 cylinder , the 2.3 liter 4 cylinder , or the 2.9 liter V6
1995 was the last year that 3.8 liter was an option. In 1996 and after it was the 3.4 liter. As for the wiring diagram, what circuit are you looking for?
I'm not a mechanic / technician but my Chilton repair manual does not show a knock sensor in the engine wiring schematic for the 2.3 liter 4 cylinder in a 1994 Ford Ranger
In a 1996 Ford Ranger : The factory available engines were : 2.3 liter four cylinder ( 4 cylinder ) 3.0 and 4.0 liter V6 engines which are ( 6 cylinders )
Not from the factory , it either has the 2.3 liter 4 cylinder or the 2.9 liter V6
A 1994 Ford Ranger 2.3 liter is a ( 4 cylinder engine )
a diagram for a 1991 dodge dynasty w a 6 cylinder 3point 3 liter engine
I was looking in my Chilton book at the engine wiring schematic for a 1993 Ford Ranger 2.3 liter 4 cylinder and I only see ( 1 ) heated oxygen sensor
2.5 liter 4 cylinder , or the 3.0 liter or 4.0 liter V6