Easy, The flasher is the hazard flasher switch in the dash {the one with the red triangle} The switch pops out and you unplug and buy a new one 50.00 on the internet. My 98 the switch easaly pries out with a small blade, the article I read had you pop off the dash trim. I did not need to. Link to article The problem on this 1998 Audi A4 had been getting progressively worse. ... The electronic flasher unit, which is housed in the hazard switch, ... www.carmechanicsmag.co.uk/cgi-bin/tftt.cgi?q=041002 - 16k - Cached - Simila Keep in mind: Hazard Flasher Switch from VW Passat can be used as well, and It's way less expensive, it's about 15 - 20 USD vs. 50 $ for the Audi one. Also this is very important: stay away of ordering through ThePartsBin.com http://www.thepartsbin.com/catalog/?N=1668+11219+4294967012+9408 They offer parts which they don't have in stock, will charge you right away and you will have a problem to get your money back. All you have to do is use a blade as indicated above, pry the cover off the switch to expose the connection below. Then use a needle nose plier to gently pull the switch out, along with the harness. Remove the harness from the old switch and attach to the new one, should work first time. You don't have to remove any paneling along the dash. I have replaced mine now twice, known problem with VW Passat & Jetta!
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Replace turn signal flasher
The flasher is right above the fuse box, pull it out, and replace it with a good one.
It's in the hazard warning switch. You need to replace the switch.
The turn and hazard flasher relays are incorporated into hazard switch.
Replace the turn signal flasher relay.
how do you fix turn signal
Replace flasher
replace turn signal flasher, hazard flasher is separate
The turn signal flasher relay is defective, replace it.
replace the turn signal flasher fuse.
replace turn signal flasher
Check/replace turn signal flasher