> O2 sensors in the audis changed from 2 wire to 3 wire in 1986(?)...
FWIW, my '85 4000s has a 3-wire O2 sensor.
__________________________________________________
/| |_| |> | - |> |_| |> | (AudiDudi@delphi.com)
__________________________________________________
aka Jeff Goggin Scottsdale, AZ