Where are the Knock Sensors located in the Volvo 850 Turbo 1994?

I tried looking up the car manuals, and the vaigly tell you where they're located. I'm trying to locate them myself and replace them. They're selling them online and stuff. I have the "check engine" light on and ran the codes, and it says there is something wrong with it. so Ima fix... show more I tried looking up the car manuals, and the vaigly tell you where they're located. I'm trying to locate them myself and replace them. They're selling them online and stuff. I have the "check engine" light on and ran the codes, and it says there is something wrong with it. so Ima fix IT!

They look like this

http://www.tracystruesoaps.com/tutorials/850hg/knock_sensors_and_grounds.jpg

Thank you for your time.
3 answers 3