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

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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Average mileage: (–)
2 model years affected: 1990, 1991
2 people reported this problem
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Related Items:
Where is the fuel pump relay located?
After I replaced the parts My car still won't start.
Need to check it, car stalls out after warm up, loses idle and dies
plugs, fuel to carb, but no fuel to injectors. Is there a relay or something?

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