Oil pump failure or balance shaft module FAQ B5 VW Passat or Audi TDI engine | VW TDI forum, Audi, P
VW Passat, Audi A4, and A6 2.0L TDI engine oil pressure issues FAQ: from cracked engine oil pan, oil pump failure, oil pump chain tensioner, or balance shaft failure Also see page 2 for the repair procedure and engine inspection. Page 1 and 2 of this arti...