Further inspection shows that there are multiple wires on the SU2 harness that do not connect to anything on the vehicle radio harness.
This blue with red stripe wire leads to a blank spot on the vehicle radio harness
https://drive.google.com/file/d/1fkv...ew?usp=sharing
https://drive.google.com/file/d/1M6y...ew?usp=sharing
https://drive.google.com/file/d/1Gl-...ew?usp=sharing
Here pins 7 thru 12, green with red stripe to yellow wires lead to all blanks spots on the vehicle harness..
https://drive.google.com/file/d/12cV...ew?usp=sharing
https://drive.google.com/file/d/1Lfs...ew?usp=sharing
The RR2 is not getting a signal for my ebrake either, I can tell through the apps in the radio. Maybe this is because the SU2 harness is incorrectly pinned for my vehicle??
Kenwood Radio harness to SU2 harness
https://drive.google.com/file/d/1DuF...ew?usp=sharing
CAN wires to Climate Control connector with solder
https://drive.google.com/file/d/14B9...ew?usp=sharing
Back of climate control connector
https://drive.google.com/file/d/1zfX...ew?usp=sharing
OBD2 connection
https://drive.google.com/file/d/1rci...ew?usp=sharing
Stand alone antenna adapter I added
https://drive.google.com/file/d/1X0s...ew?usp=sharing
SU2 to vehicle radio harness
https://drive.google.com/file/d/1lbu...ew?usp=sharing
SU2 to vehicle radio harness
https://drive.google.com/file/d/1UeQ...ew?usp=sharing
SU2 to vehicle radio harness
https://drive.google.com/file/d/1FKq...ew?usp=sharing
SU2 to back up camera
https://drive.google.com/file/d/1juI...ew?usp=sharing