To replace the lamp..
... we take out the cartridge with a rubber boot from the index case.
We take out the lamp from the socket.
To remove the housing and casing of the side turn signal..
... head «for 8» unscrew two nuts.
From the outer surface of the wing, remove the housing with a rubber gasket,..
... and from the inside - a casing.
Install the side turn signal in reverse order.