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day
15-08-06, 08:30 PM
Hi, I haven't posted in these forums in ages and never really introduced myself properly. My name's davey, I live in north Wales and I prefer mk1 novas to mk2s.

I'm about half way through putting an 8V 2L into my 1.3sr (will put some pics up when iv'e got time). I normally read the guides then try and figure stuff out without asking simple questions but I'm stuck; I've removed the ecu & loom from my donor (cavalier) but I don't know what these 3 connector blocks are for or what to do with them.

http://www.fileden.com/files/23506/wires.jpg

Would one be for fuel pump or ecu light? Any help would be good because I'm getting rid of the donor vehicle soon.

The Simps
16-08-06, 01:26 AM
They look like the plugs on an LET loom. Do you have...

X8
Red/Blue Stripe - Fuel Pump [Connect up to Nova Red/Blue Stripe that goes to pump]

X9
Light Blue - Water Temp Sender [Connect to Nova Light Blue that goes to dash]
Red/White Stripe - Air Con
Blue/Red Stripe - Speed Sensor
Black/Blue - Air Con Compressor
Black/Brown - Tj Signal for Hoard Computer

X11
Brown/Yellow - Diagnostic Excitation Lead
Brown/White - Bi-Directional Data Lead
Brown/Blue - Ground Activation for Telltale
Green - Tachometer [Connect to Nova Green that goes to dash]
Black/Green - Air Conditioning Ready (Input Switch)


Other than those above you just need to connect up the black ignition wire which might be around the dizzy area?

For the 3 Brown/Something wires they are for diagnostics. Depending on what model nova you have you may not be able to connect these up.


Simps.
;)

DIY*VALVER84
16-08-06, 02:37 AM
spot on son.

rodgerq
20-08-06, 06:28 PM
http://img.photobucket.com/albums/v343/rodgerq/LETWiringDiagram-3plugs.jpg

rodgerq