Audi cabriolet 2.8 v6 1999 b4

[Adie15]

Hi guys got problem with my cabriolet when car is moving the oil light flashes and buzzes and this does every 10 seconds or so I have change the oil pressure switch one by the oil sump .The oil pressure gauge shows maximum over 5 bar .This a electrical problem as we have prove the engine is running 3 bar on Tick over .this only happens when moving not when the car is stationery as all the dash lights are all out .I sent the dash to a Autotronics but nothing change hope some one can give any clue what the problem is thanks for reading Adie Shu

Ps I will try do a video in the next few days

[audia4b5kev]

electrical  probs  bud  

[Adie15]

In end the we found out what the problem was electrical short on the oil sender unit wiring the buzzing was when been service no one had check power steering level as most cars are electric power steering now thanks Adie shults