couple of 747 related questions

Shannen Durphey shannen at grolen.com
Mon Jul 9 04:10:52 GMT 2001


Mathieu Blais wrote:
> 
>         I'm in the process of assembling the in car wiring harness and
> running into couple of questions. I have the 747 wiring diagram, but not too
> sure about a couple of things since it will be use with a 4speed manual
> trans.  I will be using the ARPC7509, suppose to be for a 5.0L manual.  On
> pin B10, there's the park/neutral signal, I suppose I  don't need that?  
Right. 

> The
> clutch switch would only be use for the starter solenoid and the C9 pin.
I have no clutch switch connected to my 7747.  Other swaps I've done have been
similar.


>     Most of the problems are with the VSS buffer connections, I have a
> couple and they have different wire colors, but the letters on the
> connectors matches between them. If I'm correct the white connector should
> be A-> signal ,   B-> ground , C-> ignition12+ ant there's another one wire
> connector with a 5 on it with a yellow wire, but have no clue about that
> one.

Sorry, you need to be more descriptive here.  What vehicle is this in, again?
> 
>     And just want to make sure with the ALDL connections, A-> pin A12, B->
> pin A9,  E&M-> pin A8.  
Only E connects to A8 from the factory.  Other than that, everything is correct.

> Since the pick-up didn't have fuel injection before
> I need to setup a SES light and maybe even a shift light, could big led be
> used, or should I stay with regular bulbs.

LED will work.  I wouldn't worry about the shift light.  It won't cause a
problem to leave it disconnected.
> 
> By the way, if I decide not to use the canister purge system, what should I
> do in order to make sure that the fuel tank won't burst?  Could I just put a
> vented gas cap?

You will need a vent of some type.  I'm using a vented cap.  But I will connect
the purge system eventually.
Shannen

> 
>     Thanks,
>     Math Blais
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