Mercedes-Benz W204 C-Class Fuel Pump Replacement

A faulty fuel pump can cause poor engine performance and hard starting problems. When they fail completely, you may be left with an engine that doesn't run at all. If you are starting to have problems with your pump or getting a faulty error code for the pump make sure to replace it right away before it leaves you stranded on the side of the road. There are a host of different fuel pumps for the W204, and all of them are VIN specific. If you are going to replace your pump please make sure to have your VIN handy when ordering because your vehicle will not run with the wrong pump installed. There are also different procedures for the different pumps but this article will cover the pump on our May 2008 C350. It is best to replace your fuel pump with the fuel tank drained. This reduces the amount of possible spilled fuel and fuel vapors. Wear proper clothing, gloves and safety glasses when working with gas. When replacing, work in a well-ventilated area. Working outdoors is a good choice. Do not use incandescent work lights or power tools and DO NOT smoke. Fuel and fuel vapors are highly combustible. Time: 3 hours Tab: $220 to $300 Hot Tip: Be careful working around gas Performance Gain: Better running engine Complementary Modification: Replace fuel filter Mercedes-Benz C250 (2012-14) Mercedes-Benz C300 (2008-14) Mercedes-Benz C350 (2008-14)