Problem Reports

Mercedes-Benz S500

Report: High Usage Vehicles May Experience Ignition Lock and Tumbler Failures

• Transmission Oil Seals May Leak on High Mileage Vehicles
  High mileage vehicles may develop a leak from one or more of the transmission oil seals.

  Common Problems > Mercedes-Benz S500

• Throttle Valves May Experience Electrical Failure
  The electronic throttle assembly may suffer an electrical failure. It is often cheaper to send the valve to a service center for repair that to purchase a new part.

  Common Problems > Mercedes-Benz S500

• Leaks Develop at Differential Seals/Cover on High Mileage/Older Vehicles
  Leaks may develop from the differential cover and/or seals on high mileage or older vehicles. O...

  Common Problems > Mercedes-Benz S500

• Airmatic Pump Motors May Fail Due to Sticking Relays
  The relay which turns the airmatic suspension pump on may fail causing the pump to run continu...

  Common Problems > Mercedes-Benz S500

• How to diagnose sudden coolant leak/major leak ?
  Went through two containers of coolant after seeing white steam come from exhaust. No oil/coolant mix as of yet. Haappened during hard exceleration. Drove home and refilled,two containers leaked ou...

  Q&A > Mercedes-Benz > 1996 Mercedes-Benz S500