Diagnosis of engine, immobilizer, abs, airbag for pre OBD2 cars. Workable Model: European cars made up to year 2000, Audi , Alfa Romeo , BMW , Citroen , Fiat , Ford , Lancia , Mercedes , Mitsubichi , Opel , Peugot , Renault , Rover , Seat , Skoda , Volvo , VW OPEL (to 1999) - diagnosis of engine, immobilizer, abs, airbag FORD (to 1995) - diagnosis of engine Renault (to 1999) - diagnosis of engine BMW (to 1999) - diagnosis of engine MERCEDES (to 1999) - diagnosis of engine, immobilaizer, abs, airbag Fiat, Alfa Romeo, Lancia (to 1999) - diagnosis of engine, immobilaizer, abs, airbag Operating Instructions: Remark: It`s DOS software and it requires 2 Comports