Was using my actron scanner the 9575 and while viewing data it tells me that mod $18 is not responding and asks if I want to continue without it. What the heck is the pid mod $18. Btw my truck is a 02 4.7 mpi 4x4 quad cab slt if that helps any

 

Mod $##
Appears only when viewing codes. Indicates the computer module that reported the code.

http://www.autoaccessoriesgarage.com...all/CP9575.pdf
page #5

 

You mean this?

http://www.manualslib.com/manual/449...on-Cp9575.html