Inthis video I show how to test for a bad fuel pump in one quick and easy step. This won't fix your problem but it will save you a lot of time diagnosing th E350 95,000 miles. Strong fuel vapor odor from vehicle when more than 3/4 full. Residue on top of fuel system components under rear seats. Still present after replacing fuel filter, plastic seal 4,800 Average Mileage: 85,000 mi #2: Leaking Fuel Tank Gasket 2006 E350 Average Cost to Fix: CodeP0230 is triggered by low voltage in the main power circuit of the fuel pump relay. The ECM monitors this voltage to see if it falls below a specified voltage. If codes P0231 or P0232 are present, then follow the pinpoint tests for these codes first to narrow down the failure on the secondary side of the fuel pump circuit. Step1 - Disconnect battery Disconnect battery before commencing any work. Start by disconnecting the negative (black) terminal first, then the positive (red) second. Figure 1. Disconnect the negative Thecontact owns a 2006 Mercedes Benz E350. The contact stated that while driving 45 mph, a warning message of 'restricting system manufacture' illuminated and 07:02 the vehicle lost all power Theold one had a crack in the plastic that would leak gas. The new pump and new seals fixed that problem. This was just related to a CEL for a very small emissions leak. If the gas smell on fill up ever comes back, I will be looking to Mercedes to honor the extended warranty for this problem. Thanks Tony 18posts · Joined 2012. #1 · Sep 28, 2013. Morning gents. I replaced the fuel pump and I am not getting power to the fuel pump it seems. The fuse diagram that came with the truck does not show which relay is the fuel pump relay. Any help on its location and other things to look for would be a huge help. .

2006 mercedes e350 fuel pump problems