Just to add a note here : Minn Kota (iLink version) motors have 2 data connections ...

1. The iLink connection (if the motor is an iLink version) is an Ethernet connection that allows some of the trolling motor operations to be controlled by a compatible HB head unit ...

2. The Sonar piezo in the Minn Kota is a separate and different cable connection dependent on the type of piezo in the trolling motor and the chosen brand display unit used ...

For the MDI sonar piezo in the Minn Kota (HW 2d\ MEGA DI+) connected to a HB MEGA+ G3N head unit the correct cable is here:
https://minnkotamotors.johnsonoutdoo...844.1599878200

Rickie