2003 Ford Focus coil on plugs

2003 FORD FOCUS
88,000 MILES • 2.3L • 4 CYL • FWD • AUTOMATIC
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RANDY SHARP
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  • 165 POSTS
I have coil on plugs there is two wires does anyone know which one is the driver circuit.?
Nov 5, 2015 at 10:19 AM
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CARADIODOC
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  • 34,306 POSTS
Look at the wire colors. You'll see the same wire color on each coil. That will be the 12 volt feed. The other wires will be different colors. Those are controlled individually by the Engine Computer.
Nov 5, 2015 at 2:34 PM