- buy new wires for a 4 cylinder - remove 1 wire, check against new wires, matching size = use that one
- repeat 3 times
Is there fuel in the tank? Do you have fuul pressure? Do you have spark? Are the plugs, wires good?
According to one of Fords websites : For a 1991 Ford Escort : 1.9 liter four cylinder engine ( the spark plugs are gapped at .054 inch ) 1.8 ( .044 inch )
TTake them off ONE AT A TIME. If this is not enough information you need to take it to a garage.
how do you change the spark plugs on a 1991 q 45 infiniti
Are you wanting to know the order of the wires on the engine or the distributer cap?
If you have no spark on the 1991 Subaru Legacy, you should check the spark plugs and spark plug wires for replacement. You should also check the battery and ignition for replacement.
Check the spark plug wires and spark plugs. You might have to test coils too.
find the wires and do one at a time as too not cross wires with different plugs
The diagram.
You didnt say if your getting any spark at the plugs? This would indicate if it is a fuel or electrical problem.
lossen belt tentioner
In the engine... If it is a a straight six. They run in a row. follow the spark plugs wires to them.