Toyota Sienta 2017+ Installation Instruction
Installation Step
1.Install bracket and electric pole


original car and install our upper left
bracket. The ball head is facing the tailgate and fixed with our screws.


The ball head is the tailgate and fixed with our screws.

2.Route the electric pole harness

on the right side of the car, and the right strut wire
runs through the original car rubber plug hole to the
tailgate cover.

on the left side of the car, cut a small hole, and the
electric pole wire passes through the waterproof
rubber plug.

cover along the yellow line.
3. Take power at the main driving and install front switch button

You can find the power supply.

of the original car at the main steering wheel and
install our front switch button.


main steering wheel, unplug the originalcar fuse and
plug it into our power supply socket.

panel and find the original car central control wire.

the pink wire of this socket (The first hole in the
third row from right to left).

and central control cable from the top of the vehicle
along the red arrow to the tailgate cover.

control wire pass through the waterproof rubber
plug along the yellow arrow to the tailgate cover.

connect the screw to our power ground wire.

our front switch adapter socket

three-way adapter socket.



suction lock and fix it with our screws.

suction lock is inserted into our electric suction Hall
wire socket.

tailgate and fixed with our 3M paster.


into the control box. Pay attention to check if the
socket is inserted.

power socket.


screws, gaskets and meson.

install our tailgate switch button. The socket of the
tailgate is connected to the three-way harness socket plug.