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High idle 1200rpm and sometimes died when put into gear.

(1990 Ford F-150)
in Salinas, CA on February 08, 2010
the truck is a 4x4
First problem truck shut off . Friend replaced coil cap and rotor.
He crossed sum plug wires.

So them I took a look and it was ignition Module. Replaced it started right up.

Now it idles high. And dies when its put into drive or reverse.
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Popular Answer
on May 02, 2010
Check the throttle position sensor
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