The Aerpro APPIOPL steering wheel control patch lead is designed to suit various Pioneer head units. This patch lead is required when using an Aerpro Steering Wheel Control or Infodapter Interface to enable the steering wheel controls in the vehicle to work with the aftermarket head unit. It simply connects between the Aerpro interface and the compatible aftermarket Pioneer head unit.

**Important Information**
- There are two versions of steering wheel control patch lead for Pioneer head units: APPIOPL and APPIOPL2. Please use the Find Your Head Unit guide on Aerpro.com to find the correct patch lead for your head unit
- For your steering wheel controls to work with your Pioneer head unit, you will need to turn this function on in the system menu (see head unit user manual)