Re: [DML] Re: 3 post idle microswitch

[Martin Gutkowski <martin@xxxxxxxxxxxxxx>]

endotex23 wrote:

>
>Martin, the ECU sets the motor to a default duty value when that input
>is brought low. It's the same default value as when the tach input is
>lost. One of the ways (there are several but the manual only gives one
>as I recall) to test the idle speed loop is to disconnect the switch
>when the throttle plates are fully closed and observe a rise in RPM as
>Elvis points out. 
>
Hmmm - I always assumed this was down to the ignition advance - I'll 
have to have a play. We have a factory right-hander in at the moment 
which has a Renault engine in it, and has no idlespeed or lambda system, 
just the auxiliary air valve. All the electronics are there though

Martin





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