1997 Mercedes Benz S420 Repair Question
Topics covered: Gas, Fuel pressure, Fuel pressure gauge.
Mileage: No information provided.
Mileage: No information provided.
Asked on January 15, 2011
S420 mercedes benz
How to start after it runs out of gas
Answer
Replied on January 15, 2011
In tank/electric fuel pumps are cooled and lubricated by the fuel in the tank. When you run a car out of gas, it pumps a lot of air through the pump which overheats it and causes some severe wear and many times, failure when they cool off.
You will need to use a fuel pressure gauge to verify this