The best way to Check the Engine of a Mercedes Benz 1Locate the diagnostic port on your Mercedes. This data hyperlink connection will be the gateway into the Mercedes' computer system. Location may well vary by model. Inside the 2009 M Class vehicles, as an example, it is covered and is situated close to the hood release. The connection will not be covered in 2009 E Class automobiles, but is within a comparable place.
If you encounter any confusion getting the outlet, there is certainly a locator on line which will support.2Connect your diagnostic scanner towards the Mercedes information hyperlink connection. The process will vary by the brand and variety of scanner you personal. Seek the advice of your scanner's manual for the precise steps.3Either turn the Mercedes' electrical system on or begin the engine Auto diagnostics, whichever the instruction for the scanner specify. In case your scanner will not be the kind that self activates, you will want to press the power button and crucial in the "read" or "scan" commands.
4Read the codes that appear on the scanner. If your "service engine" light on your dashboard is on, you might see trouble codes. These must be addressed instantly. When you scroll through the codes, it is possible to find codes which can be classed as "pending." They are the codes which can allow you to troubleshoot an engine, when the service light is inactive.5Read by means of your scanner's manual for code meanings. There needs to be a list of them Professional diagnositic tools, generally in an appendix. The scanner's manual may perhaps only have generic codes used in all autos. Mercedes has supplemental codes which will be found online.
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