I have a WiFi ELM327 module. On OBDII-compliant cars it works like a charm. I just telnet to it and send commands... With my Saab, no go: NO DATA, since it's a pre-2001 EU car.
My question is: is it possible to use this device to communicate with a pre-OBD Saab 9-5? (MY98 V6 Griffin...