O2 Sensor Questions
Sat, 21 Apr 2001 17:31:44 -0700
Make sure you crimp wires using butt splice. Soldering can be done too, but
it is not recommended and is difficult because it requires hi-temp soldering
'88 5KCDTQ 328K km (204K mi) , 1.8 Bar
'90 90 105K km (65K mi)
----- Original Message -----
From: "Ti Kan" <firstname.lastname@example.org>
To: "Christopher Ritchie" <email@example.com>
Sent: April 21, 2001 5:10 PM
Subject: Re: O2 Sensor Questions
> Christopher Ritchie writes:
> > 1. What happens when you run your car with the oxygen sensor
> > If I need to do this for a while, what happens?
> Without the sensor the ECU will run 'open loop' which means that you
> may not get the optimum fuel air mixture for emissions, economy and
> power. Also, depending on the model of car you may get a "check engine"
> light on the dashboard and/or a fault code recorded in the ECU memory.
> > 2. My O2 sensor has 3 wires - 1 black, 2 white. I had to cut them to
> > the cat off. When I go to hook them back up, does it make any
> > what white wire is connected to which white wire?
> The white wires are for the heater element. It doesn't matter which
> way it's connected.
> 01 S4 2.7 biturbo quattro
> 84 5000S 2.1 turbo
> 80 4000 2.0
> 96 A4 2.8 quattro (sold but not forgotten)
> /// Ti Kan Vorsprung durch Technik
> /// AMB Research Laboratories, Sunnyvale, CA. USA
> /// firstname.lastname@example.org
> ////// http://www.ibiblio.org/tkan/