An External oil leak may develop from the valley pan gasket (under the intake manifold) and/or the head gasket.
Resources for the Repair and Maintenance of your Audi 100 Quattro
Audi 100 Quattro Models:
Audi 100 Quattro Problems
Various bushings—located around the subframe, suspension, and steering—deteriorate with age. A clunking noise when driving over bumps, accelerating, or stopping may be a sign of worn bushings.
Our technicians recommend having the constant velocity (CV) boots and CV joints inspected at each service. Servicing torn CV boots early can prevent the need to replace the CV half shaft or CV joint.
The water pump may fail resulting in engine overheating and possible timing belt damage. Overheating and/or timing belt failure can result in very expensive engine repairs. As a precaution, it is recommended to inspect the timing belt and water pump at regular intervals.
Problems with air leaks and the fuel injection may cause starting difficulties.
Audi 100 Quattro Questions and Answers
How hard is it chang the alternater and idler pully? What is in detail that has to be done?
r.p.m down when ascending upwards and low engine power in general
My car has a fan roblem
My car simply does not start!
Windscreen and door seals been checked, may be the fuse box seal, would the water leak affect the starting, I haven't had a problem but the garage taken to for MOT had her stood out in wet wea...