Mercedes Engine Light A Comprehensive Diagnostic Manual

Designed to alert drivers to computer-monitored emissions problems, the "Check Engine" light is actually part of the vehicle's emissions system. "Check Engine ... The Check Engine Light On means that your vehicle has detected a problem, and it's important to address it promptly to avoid further damage. There are many issues that a check engine light detects. It could be as simple as a loose gas cap on your car or as persistent as a knocking engine. Defective oxygen sensors must also be looked at as a cause of an engine running lean or rich. Exhaust leaks can also be a reason that a P0171 and its related ... In this video I explain why the check engine light could be coming on. Disclaimer this is only my point of view only. If your check engine light comes on and you have no alternative but to continue driving (for example, you might be on a smart motorway), try to ... Common Causes for Mercedes-Benz Check Engine Light · Loose Gas Cap: Your gas cap is loose, broken, or simply missing. · Failing Catalytic Converter · Fouled ... ... Engine Light Is On Greg s store, Mercedes Benz Dashboard Warning Lights What Do They Mean store, Why Has My Engine Management Light Come On WhoCanFixMyCar ... You can reset the check engine light by using an appropriate scanner or by disconnecting the negative battery cable. What could cause the check engine light to come on in a Mercedes-Benz? · Your Mercedes-Benz has a vacuum leak. · Your catalytic converter is bad or going bad.