STI Craig

which sensor do i connect it to
the one in the down pipe or the one on the manifold

also which colour wire is it that it connects to
(its a 1995 sti import)

any help apreciated

ticky

I am currently using a lamba link on my 95sti. I splice into the wires near the ecu.
I am not sure which gauge you have & if it connects differently but the link below should show you diagram of the ecu pin outs (o2 signal/ o2 earth etc.)

http://www.saxonfields.freeserve.co.uk/