ok i am tryin to read some stuff of of my computer i got the cable and all that everytime i try using a program it says something like how it failed or something, nothing has read it so far, anyone got any ideas on whats a good free software? for a 94z obd1

 

What scan program are you using that won't connect?

TTS DataMaster (free download and 20 free uses)
FreeScan (Free)
EFI Live V4 (cost to download)

 

i tried using free scan and it says system cannot find specified file .......and with datalogger it says it cannot connect. whats the problem you think?

 

What type of cable are you using?

USB
Serial
Serial to USB

 

serial to usb