Gasoline Fuel System Problems of Mercedes Benz 420

Mercedes Benz 420 owners have reported 4 gasoline fuel system related problems since 1996. Table 1 shows the 4 most common gasoline fuel system problems. The number one most common problem is related to the vehicle's fuel injection (1 problem). The second most common problem is related to the vehicle's fuel pump (1 problem). For details of each of the problem category, use the links in the table.

Table 1. Gasoline Fuel System related problems of Mercedes Benz 420


Recently reported Gasoline Fuel System problems of Mercedes Benz 420

The Fuel Injection problem

Continuing idling and acceleration problems. On January 21, 2000, one month after second repair attempt, while driving vehicle it suddenly lost power then violently jolted forward causing temporary loss of control. (note: driver's foot did not touch accelerator).   Read details...

The Fuel Pump problem

Fuel pump defective, causing vehicle to stall.   Read details...

The Fuel Hoses Lines/piping And Fittings problem

I recently had a gas tank pressure sensor replaced on my 1997 e model mercedes. Upon inspection of the interior of the gas tank, it was discovered that the return lines inside the tank had become disconnected which could result in loss of tank pressure, leakage, and /or improper emission system   Read details...

The Tank Assembly problem

The gas tank on my Mercedes Benz e420 collapsed. It looked like a giant stepped on it. Prior to the tank collapsing the "check engine" light came on and I had to have the fuel evaporation system repaired. I took the car to berberian european motors (a Mercedes Benz dealer) in stockton CA.   Read details...




420 Service Bulletins
420 Safety Recalls
420 Defect Investigations