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Ron, ASE Certified Technician
Category: Ford
Satisfied Customers: 23001
Experience:  23 years with Ford specializing in drivability and electrical and AC. Ford certs and ASE Certs
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97 tbird 4.6 ran strong cold and began exhaust sputter and

Customer Question

97 tbird 4.6 ran strong cold and began exhaust sputter and decreased performance when warm. Next month idle went to 1300 rpm. Next week ran very rough and black smoke at idle but OK above 2200rpm ,got home and it won't crank..unplugged cable and reset , still no crank . It did have a flash tune on engine last 2 years. Very strong and I just changed tune back factory but no start
Submitted: 1 month ago.
Category: Ford
Expert:  Fordanswerman replied 1 month ago.

Hello. Just so I am clear on your question, does the engine spin (crank) over normally? Any trouble codes? Fuel pressure reading psi?


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