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Q:

High Idle in Park and Drive when started on 1994 Ford Tempo

Rookie cbe0621eac06868b3efe0d8d1d3611e23c60d3114864ea2ec19a68cfbd3eebab
no codes, started doing it for a while got worse when we cleaned throttle and the IAC value
(2) Answers
There is a spacer kit for the idle air control valve that can be installed to improve air intake control. This car has multiple issues also with engine processor programming, that cannot be reflashed...it can only be corrected by replacement of the processor (which is now probably scarce...)