A Type suit control harnesses ending in "A" eg CHNIXA
C Type suit control harnesses ending in "C" eg CHAU23C
APPIOPL Pioneer patch lead suits control harness c
Patch lead to suit Pioneer Head unit
Plugs directly into APUCB Can-Bus and Control Harness C series
For your steering wheel controls to work with your Pioneer headunit you will need to turn this function on in the system menu (see headunit user manual).