#MERCEDES 2005 C230 KOMPRESSOR AIR FILTERS INSTALL HOW TO#
How to check if the MAF sensor is bad in Mercedes-Benz C-Class? In rare cases, the MAF sensor can also be damaged by oil vapors flowing back out of the crankcase ventilation after the engine has been switched off. When driving fast in heavy rain, water can occasionally pass through the air filter, which can severely impair the function of the MAF sensor. However, the sensor can also malfunction earlier. With a noticeable loss of performance and high mileage, a defective MAF sensor should definitely be considered. As the mileage increases on your C-Class, it can happen that increasingly inaccurate values are sent to the engine control unit. The mass air flow sensor is a wearing part. What causes MAF sensor to fail in C-Class? This can cause the engine warning light to illuminate in the instrument cluster and the fault can be read out by a diagnostic device. The engine runs too “lean” or too “rich”. The optimal amount of fuel can no longer be calculated which results in either too little or too much fuel injected into the combustion chambers. If the MAF sensor is defective or dirty, it does not send correct measured values to the control unit of C-Class. What happens when MAF sensor malfunctions in Mercedes-Benz C-Class? It is not only important for power delivery in your C-Class, but also for the lowest possible pollutant emissions. The mass air flow sensor is part of the engine’s intake system and is located between the air filter box and the throttle valve. Dirty or faulty mass air flow sensor (MAF)ĭefective or dirty mass air flow sensor (MAF) in your Mercedes-Benz C-Class can result in loss of power, uneven engine running, erratic idling, misfires, poor exhaust emission values including black smoke. So this is the first thing you should check. Replacing the filter on your C-Class takes a few minutes and does not require any special knowledge. In the worst case, the engine can stall if the air filter is extremely clogged. This ultimately also increases fuel consumption. Be sure to adhere to a recurring schedule for your 2007 Mercedes-Benz C230 replacement.If the air filter is dirty in your Mercedes-Benz C-Class, it can have a negative effect on the performance of the engine, as less air passes through the dirty filter which suffocates the engine. These filters are fairly inexpensive, so check out our parts page for great deals and coupons on a new one (tip: buy several, when you go to check the filter on your C230, you can easily swap it for a new one if it is dirty). The video above, shows you where the engine air filter is located in your C230 and how to change it! In addition to improving the fuel economy of your C230, regularly replacing your air filter will put less strain on your engine. A dirty air filter will cause your C230 to lose 1 - 3 mpg, depending on your driving, you can save 70 - 100 gallons of gas per year simply by changing your filter regularly.
If you drive in dusty or sandy conditions, you should change your filter more frequently. You should change the filter on your C230 at least once a year or every 20,000 miles, whichever comes first. The engine air filter in your 2007 Mercedes-Benz C230 cleans the air that enters your engine.
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