Mine is a 94 and I know things can change a lot in a year, but this may help. This is what the back of my instrument cluster looked like, sorry it is a poor quality pic.



I then used this diagram and a volt meter set on the continuity check, and traced each wire. Most came out behind the glove box (speedo, tach, SES, ect) and the temp, oil and alt/volt came thru the C100. Here it is



I have like you, searched hi and low for a C100 pinout will no luck at all. I just had to break out the volt meter and figure it out.