Originally Posted by
dr.mike
Not quite. It's a matter of the interface only expecting to see one type of protocol. If it gets a valid response to a CAN request, it doesn't bother trying to search for an J1850 PWM/VPW protocol.
CAN seems to come 1st in the search order. The 30-0333 produces a valid CAN response. So, it stops there. And, all you will see is the wideband.
I'm kinda hoping this can be fixed soon, myself. I have a couple of new blower pulleys for my '02 2500HD 6.0L ( J1850 VPW ) and I have the standard interface :)