Suspect the brake pads, they may be worn and in need of replacement
This came from 2 different sources same question worded different
The fuel pump relay on a 1988 Mercedes-Benz 300E is located on the passenger side, near the firewall, by the battery. Mercedes-Benz was founded in 1926.
The 1988 Mercedes Benz 300E (not CE) has a 3.0 L M103.983 I6 engine with 177 horsepower.
Take the car to a locksmith.
There are two fuel pumps in a Mercedes 300E
Can u use regular unleaded gasoline in 1987 Mercedes Benz 300e
With a scan tool.
.036" (.9MM) per bosch (courtesy of boschsparkplugs.net)
Answering "Serpentine belt diagram for 1992 Mercedes Benz 300e 2.6?"
2004 mercedes benz tuneover but want start
Remove the covers from your 1988 Mercedes-Benz 300 speakers. Remove the speaker retaining screws. Remove the wiring harness from the back of the speakers.
Standard antifreeze - 50/50 mix of anitfreeze and water
The lights that light up your gauges. . . I don't think those are the lights being asked about. More likely you are inquiring about the service and warning lights.