help in colorado!

hay guys i have a check engine light on and I'm getting my emissions done next week and i have no logger to read the code can any one help me this weekend?thank you! /ubbthreads/images/graemlins/smile.gif

 

IIRC, run a test light to the #1 pin in the OBD1 terminal and the ground to #12. Long blinks =10 short =1. So if it is 3 long blinks and 1 short it =31 which is knock.
Ummm Vfaq can explain better than I, and has a pic so you can see the #1 & #12 I was speaking of, along w/ all the codes

VFAQ
Click on "electrical," then the 5th link "Retrieving Diagnostic Error Codes" and have fun.