But the hazard flashers do. So I've narrowed it down to the column switch, but this was replaced about 2005/2006 so it's still fairly new. Is it possible that it wore out that fast?
BTW: The flashers worked for about a day before they died, and the hazard switch has been replaced already, so I'm quite sure it's not that.
There is another relay that controls the turn signals. The big trouble is that it hides behind the instrument cluster. Yes, you have to pull the cluster to get to it. To pull the cluster, you have to pull the steering wheel. While you're in there, check and replace any bulbs that may look suspicious. Also check the bolts that hold the pivot for the windshield wipers.
To get the cluster out so you can feel around for the relay, you will have to pull a large electrical connector, a couple small ones, unscrew the speedometer cable and unscrew the line to the oil pressure guage. The oil pressure line needs a small wrench to loosen, 10mm open end IIRC.
This is important:
WHATEVER YOU DO, DO NOT TRY TO START THE ENGINE WITH THE CLUSTER REMOVED.
The oil pressure guage line will immediately spew oil all over the interior of the car. Mainly the driver's seat and floor.
There are a few threads that give detailed info on the process, easily searchable.
Good Luck
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Remember: It's not just a car. It's an Adventure.
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1987 560SL Completed 4400 mile round trip in 6 days with only cruise control issues...can you claim the same?
"Once a government is committed to the principle of silencing the voice of opposition, it has only one way to go, and that is down the path of increasingly repressive measures, until it becomes a source of terror to all its citizens and creates a country where everyone lives in fear." - Harry S Truman, August 8, 1950
Had this happen to me once. Was checking out the emergency flashers (they worked), just because...
Went for a drive, no flashing turn signals. Thought for a moment, switched emergency flashers on-off a couple of times, signal flashers began working again.
Dirty contacts I suspose...
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RM Smith
Where is it again that we are going... And why are we in a handbasket?
Sometimes the flasher switch gets caught in between on and off. Maybe someone bumped it or set something on it. Switching it completely on and off will sometimes fix that issue. You can see the relay mentioned above in one of my photos about three quarters of the way down here - https://sites.google.com/site/mercedesstuff/home
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Len
'59 220S Cabriolet
'83 240D original owner 347,000 miles
'88 560SL 41,000 miles being parted out-https://sites.google.com/site/mercedesstuff/home
'99 E300 turbo 130,500 miles
'03 SLK320 17,000 miles
So I fiddled with the flasher switch a bunch and flicked the indicator stalk on and off many times and the indicators are still dead in the water. I'm leaning more on the possibility of a faulty switch in the steering column.
I had a sticky emergency flasher switch, if it doesn't turn off or toggle completely to the off position, the turn signals will not work. Exersice the switch and try the turn signals again. I think some of the PO's cappachino got into there, but that's a whole other story.
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