![]() ![]() Your Mercedes relies on two sensors during the starting process, the camshaft position sensor and the crankshaft position sensor. When battery power is low or there is corrosion on the terminals, it will negatively affect your power output, and you’ll struggle to start your Mercedes. If the engine cranks slowly but doesn’t turn over, your Mercedes probably has a battery issue. Similarly, if the fuel pump fails, then your Mercedes has no way of transferring fuel from the gas tank to the fuel injectors. A blown fuse can stop the fuel injectors from working, meaning that fuel can’t enter your engine even if you have a full tank. Fuel problems can also cause your engine to crank but not start when you have used the wrong fuel type or fuel that is contaminated. Some drivers try to eke out their fuel for as long as possible only to be caught short, while others are caught out by a faulty fuel gauge. You’d be surprised how many drivers let their fuel all but run out. Let’s take a closer look at the reasons why this happens: Fuel The most common sign that your Mercedes won’t start is when the engine cranks but doesn’t turn over. the lights come on but nothing else happens.you can’t insert the key into the ignition. ![]() nothing happens when you turn the key in the ignition.There are a number of reasons your Mercedes may not start, and a few ways you may discover it. In this article, we’ll take a look at some of the reasons why your Mercedes won’t start, as well as some useful troubleshooting guides. There are a variety of different signs and even more potential causes. Worst, your Mercedes may start but then suddenly stall in the middle of traffic without restarting. The engine may fail to run, or a key may not turn in the ignition. Your entire vehicle may seem completely dead, from the security system down to the mechanical components. There are several reasons why your Mercedes may not start. ![]()
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