Pioneer 10VH S21BT 12V battery ground Chases and this is ignition switch the remote control, the system remote control white white black in the corner that is left front speaker this grey and grey black right front speaker left back right back white and white black left front speaker left back speaker the same right front right rear this one is negative black line and this one is positive black to the chassis this direct to the battery this from switch it is antenna and we can take also audio from here left right thanks for watching