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Suggested settings for RB26 Skyline idle control valve?

PostPosted: Fri Aug 28, 2009 8:58 pm
by Chris Wilson
Can anyone give me some base settings for the stock, main idle control valve (2 wire) on a Nissan RB26 DETT Skyline engine please? I am using an M800. The test outputs works the valve, but it's VERY quiet, unlike the very NOISY Delco boost control valve! Is that normal? The engine hasn't run yet. Thanks.

Re: Suggested settings for RB26 Skyline idle control valve?

PostPosted: Wed Sep 02, 2009 6:44 am
by Alex B
Hi Chris,

I use following on our GTRs.

Func: 3
Freq: 155 (measured with scope on R33)
Pol: 0
Out mode: 0

There is also air adjustment screw on the valve or near it (don't remember exactly)
which you can use to alter idle airflow if required. If engine is modified (capacity, cams etc) it will need more air to idle which the valve may not provide for.

The valve is quiet, so normally you won't hear it.

Regards
Alex

Re: Suggested settings for RB26 Skyline idle control valve?

PostPosted: Fri Sep 11, 2009 7:57 am
by Chris Wilson
Missed the reply earlier, many thanks for that Alex, much appreciated :)