I have been battling the check engine light in my 1997 Audi A4 2.8L Quattro 5 speed for a couple of months now, and I think I have narrowed the problem down to a malfunctioning EGR Temperature Sensor, as I have checked everything else apart of the EGR. I just need to know where the heck the EGR Temperature Sensor is. Thanks in advance.

 

Best of my knowledge only the S4 had EGT sensors. Of you mean the EGR valve, a search on the site will locate the info you need.

 

No, I mean EGR Temp. Sensor. It does have one.

 

Hmm never heard of it in all my work in these cars lol - please post up when you find it. I'd love to learn where it is too.

 

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I have the it, if you want me to post a pic of it.

 

My illustration in the repair manual isn't great, but it appears to be mounted directly into the EGR valve. That EGR valve that