you need to replace the hazard light switch the turn signal control module is built in the hazard switch.just had same problem a few months ago.
How much should it cost to replace engine mounts on a 1997 audia4 quattro
2002 Audi quattro 1.8 ignition module location
How do you replace a 2004 Audi a6 quattro 2.7t starter?
where is the starter located on the Audi a6 quattro
Replace it with a new one. Its not worth repairing.
It could be time to replace the motor mounts.
Clutch interlock switch may be misaligned or faulty.
How much does it cost for a new starter on a 2000 audi a4 1.8t not quattro?
You can't fix water pumps. Once they go, they go. You'll have to replace it.
That'll be the carrier bearing. This happened with my Audi A6 quattro. On my model, it was more cost effective to replace the entire driveshaft than to pay for the labor to replace just the bearing.
If you need a battery then there is nothing that can replace it.
Common problem- replace dash. See audiforums for the rant about this.