» » »

Mercedes-Benz Q&A

Ask Your Question

1990 Mercedes-Benz 300CE Question: Defective MAS

 

Question

metalchip, Gasoline, Tiger, GA, December 20, 2008, 13:22
 Rookie

Will a defective MAS unit cause my 1990 Mercedes 300CE to gear down when going down the road? If so, where can I find one?

1 Answer
Flag This
  • Answer #1

    December 22, 2008, 11:56
    Profile_thumbnail
     Technician

    It sounds like you are experiencing a loss of power, and this can be caused by the MAS, or even a failing fuel pump. These types of problems can be difficult and expensive to diagnose without the proper diagnostic tools and knowledge.

    Reply
    Flag This