Car Problem Reports

Mercedes-Benz 300SEL "No start" Caused by Failed Fuel Pump/Relay

Mercedes-Benz 300SEL Problem
6 Reports
Me Too

Model Years Affected: 1990, 1991

Average Mileage: 171,069 mi (143,000 mi - 199,138 mi)


The fuel pump and/or fuel pump relay can fail, causing the car to crank over but not start. Proper diagnoses will be necessary to confirm if the pump or relay is at fault.

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