Problem Reports

Porsche 928

Report: Aged brake fluid causing problems

• Clutch system issues due to contaminated fluid
  The hydraulic fluid for the clutch system may be overlooked; the fluid should be replaced regul...

  Common Problems > Porsche 928

• Monitor warning lights and inspect brakes
  Pay close attention to warning lights and have the brakes inspected regularly—immediately...

  Common Problems > Porsche 928

• TEMPERATURE PROBLEM
  I am running a little less then 210. Seems it is overheating after driving for about 1 hour. Ca...

  Q&A > Porsche > 1994 Porsche 928

• PSD locking system light due to wear in the multi-disc clutch
  Due to wear in the differential multi-disc clutch, the PSD (Porsche Slip Differential) locking...

  Common Problems > Porsche 928

• Differential noises
  The differential starts to act up after some normal driving. I get grinding noises especially...

  Q&A > Porsche > 1990 Porsche 928