Quote Originally Posted by WhiteDevil View Post
Ignition noise, you gotta put a suppressor on the HOT wire for the Wideband.

That or get the wideband on its own fused circuit. the tap youa re using is prolly a IGN hot that is also connected to the radio and other IGN hot circuits in your car.
Thanx for the input.
Any ideas as to where its best to get the power from??