What is a code 10 for a 1990 Lincoln Mark 7?
Are you using a OBDi scanner or a multimeter? I think you are counting the seeps or beeps incorrectly. There is no code 10. Codes start at 11......http://oldfuelinjection.com/?p=13
Did Ford use, on OBD I, a reference code 12 to indicate you were in diagnostics mode like GM? -Jim
Search Lincoln Mark VII Questions
Lincoln Mark VII Experts