How do i know if i have an OBD1 or OBD2 VR engine

[___Dubstar___ 0]

i have a 94 vr6 2.9 ABV Engine and wondered which code it is and what is the difference?

[craziscot 0]

In my limited knowledge, all corrado VRs are OBD1 as standard. Only varies if they have had thier ECU and wiring replaced with a later OBD2 setup.

 

The search does have loads of information on this. Give it a try its solved loads of my problems.

[CorradoVR6-Turbo 0]

As above,early have distributors,later had coilpacks.