Electrical System Related Problems of the 2006 Mercedes Benz S500

Table 1 shows one common electrical system related problems of the 2006 Mercedes Benz S500.

Table 1. Electrical System related problems of Mercedes Benz S500

Problem Category Number of Problems
Electrical System problems
2

Electrical System problem #1

Vehicle stall - engine cut off - on highway at speed (50-55miles/hr) posing driver and passenger safety. No obd error code or ecu error similar incidents reported by mercedes owners S500 model across USA as posted on mercedes forums.

Electrical System problem #2

My transmission would not shift out of second gear. I turned it off and back on and it did not clear. I got a "pre-safe unavailable" message. I did some research and learned this is a "transmission control module" failure. It is very unsafe in that the car cannot keep up with traffic and is a danger to myself and others.


Electrical System related problems in other Mercedes Benz S500 model year vehicles:



S500 Service Bulletins
S500 Defect Investigations