At the base of the throttle body.
System Normal
What device are you referring to? It could be anything from a microwave to a computer. You need to provide more information. code 25 idle air control (IAC) valve circuits.A shorted condition is detected in one or more of the iac valve circuits.or a vacuum leak is detected. code 43 multiple cylinder missfire detected. peak primary circuit current not achieved with the maximum dwell time. Hope it helps
knock sensor
knock sensor
The Arsenio Hall Show - 1989 1-43 was released on: USA: 2 March 1989
The Pat Sajak Show - 1989 1-43 was released on: USA: 8 March 1989
43
MMC - 1989 The Mickey Show with Vic Slick 2-43 was released on: USA: November 1989
any from 88 to 98
it is not adjustable, it is controlled by the computer.
Beetlejuice - 1989 Prairie Strife 4-43 was released on: USA: 6 November 1991
ESC / Electronic Spark Controll Circuit. and the knock sensor signal.