Because it's old
First check the fuse. If this is ok the problem is most likely the “Flasher Unit”. The Flasher Unit is located behind the dash.
In the Montero Sport , there is no relay. The flasher is located on the left dash by the junction block.
Most often it is a bad or burnt socket. may also be the flasher that is part of the hazzard button on the dash.
Turn signal flasher is located above the steering column, some models flasher is clipped on to the underside of dash to the left side of column
how to replace the turning flasher on a 92 camry
your flasher is bad i had the same problem and replaced the flasher .it is located behind your e brake lever in dash there are 2 one emergency and one for turning the top one is turning
In the fuse box the round silver flasher.
The flasher is a type of switch that regulates the turning on and off of your vehicle's turn signals and hazard signals.
It is possible if the flasher relay is going out or has gone bad.
It is combined with the hazard flasher module