Originally Posted by Al Pleske
Okay I opened up the steering colum cover and taped up to the side of the wiring harness leading to the steering wheel I found a plug I think must be for the mics - it has two wires - a black and a yellow but like in previous psots there is also a clear associated with the mic in the the FDZ so I went into the trunk and looked at the TCU plug - there is a yellow wire in position 1 and a black in position 19 (I believe these are the mic wires at the colum plug) however in position 21 there is a brown wire - not a clear as in previous posts.
Are these one in the same?
that should be the mic cable and plug you found. not sure about the brown wire in pin 21 on your TCU. but for MULF, pin 21 is for the shield so it doesn't matter if it's connected or not since pin 1 and 19 are the ones needed.