You can't
signal lights not working.
There are separate fuses for trailer signal lights in main fuse panel
When you are switching lanes and you put you turning signal.
you need to change the flasher can for the signal lights
you need to buy a signal lights relay
Turn signal indicators are lights. The flash to tell you, or indicate, that a turn signal is on, and which way the lights are flashing.
A broken part in the steering column or an electrical short in your wiring.
The signal lights on a 95 Mercedes e420 is changed by removing the retaining screws and pulling the light away from the vehicle. The bulb can then be disconnected from the wiring harness, unscrewed from the housing, and a new bulb put in place.
Signal Lights - 1912 was released on: USA: 9 July 1912
Turn signal lights that double as parking (marker lights) when not blinking.
change the bulbs and fuses