Instructions to change speaker in MMCS fitted MY 2016-17 Tritons.
Turn on accessories. Go to Audio screen.
Press Settings and Map buttons together and a little delay until secret menu is displayed.
"Handle settings" is on the second page so you will need press next button to get to second page.
Select "Handle setting" and select "LHD". Press "Set" and get out of secret menu.
Mobile phone speaker now on the right hand side.
Apple car play - youtube
https://youtu.be/YPtE-t2YR2E