Ford 2.3 Turbo Idle speed control question
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Ford 2.3 Turbo Idle speed control question
My throttle body has a Idle Speed Control Valve (ISC)...does the Stepper IAC replace this?
If the Stepper IAC replaces the ISC, do I somehow mount the IAC where the ISC is, OR do I put the Stepper IAC somewhere else? If I put it somewhere else, where do I put it?
Thanks!
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Philip Lochner
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Chances are that your "ISC" is a PWM control valve which means that rather than using a stepper motor to control idle air, you can use that as is (assuming you have high impedance injectors) and control it with your MS.
Try and find out how the ISC works and see if that matches up with MS' PWM idle control capabilities.
Philip
'74 Jensen Interceptor Mk3 (MS-2 EFI, GPIO + GM 4L60e)
'80 Jaguar XJS 5.3L V12* (MS-2 EFI + dual EDIS-6)
and about 10 others.