Author Topic: air/fuel ratio wiring  (Read 2646 times)

Offline g40 jp

  • Members
  • *****
  • Posts: 14
air/fuel ratio wiring
« on: March 31, 2010, 12:53:57 pm »
I have just got a used autometer air/fuel gauge without instructions and was wondering how to wire it up. There are three wires on the back. red/black/purple, am i right with black=ground, red=switch live and purple=lamba output????
I so which lamba wire do i get the feed from?

Offline tdh-syorks

  • Members
  • *****
  • Posts: 601
Re: air/fuel ratio wiring
« Reply #1 on: March 31, 2010, 01:10:10 pm »
Purple and white if I remember correctly

Offline Nick_S

  • Members
  • *****
  • Posts: 766
  • 189.6 bhp @ 8psi boost
Re: air/fuel ratio wiring
« Reply #2 on: March 31, 2010, 09:48:49 pm »
Red = ignition switched live
Black = ground
Purple = purple on the engine loom side of the lambda plug.

Offline g40 jp

  • Members
  • *****
  • Posts: 14
Re: air/fuel ratio wiring
« Reply #3 on: March 31, 2010, 10:23:10 pm »
Thanks alot both