M103 91 300SE idle air valve

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M103 91 300SE idle air valve

10-16-2003, 11:58 PM

sixto

smoke gets in your eyes

Join Date: Jun 2000

Location: Eastern TN

Posts: 20,851

M103 91 300SE idle air valve

Is the idle air valve in a 91 300SE controlled by pulsing a 12V signal or by modulating the current?

What should I expect to happen if I pull the electrical connector with the engine running? RPM should go up, right?

Thanks,
Sixto
95 S420
91 300SE
87 300SDL
83 300SD

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