Where is the MAF sensor on a Mercedes Benz?
Make sure you only clean it with MAF sensor cleaner and that you never touch the sensor face with anything or you will destroy it. With the air filter covers off you can see the MAF sensor housing at the rear of the engine (red arrow) along with the harness (yellow arrow).
How to replace mass air flow in Mercedes Benz?
Slip the mount off the housing. Here you can see the center clip (red arrow) and the clips that hold it to the manifold (yellow arrows). Wiggle the housing off the end of the throttle body. You will have to disconnect the breather tube (red arrow) to remove it from the engine.
How do you replace mass air flow sensor?
Remove the mass air flow sensor. Spray MAF sensor cleaner on the plate inside. Avoid touching the sensor with an object. Only spray sensor cleaner. If cleaning does not fix the problem, replace the MAF sensor. The sensor is very easy to replace. Make sure to get a set of secure torx bits.
What to do if left hot film air flow meter is defective?
P2011 check B2/6 (left hot film air flow meter).Signal voltage too low. If you do find out that the MAF sensor is defective, don’t panic. It is not an expensive repair if you are willing to get the hands dirty. You can get an aftermarket sensor, but we recommend sticking with OEM MAF sensor whenever possible.
How to replace mass air flow ( MAF ) sensor?
Applications YEAR Model 2001-2005 C240 2003-2005 C240 4 Matic 2004-2005 C240 4 Matic Wagon 2004-2005 C240 Wagon
What causes a check engine light on a MAF?
The first indicator that you might have a problem with the MAF is the presence of a check engine light (CEL) on your dashboard. The check engine lamp can be caused by a wide variety of problems with the engine: you need to read the codes from the computer to get a starting clue as to what the problem is.
Make sure you only clean it with MAF sensor cleaner and that you never touch the sensor face with anything or you will destroy it. With the air filter covers off you can see the MAF sensor housing at the rear of the engine (red arrow) along with the harness (yellow arrow).
Slip the mount off the housing. Here you can see the center clip (red arrow) and the clips that hold it to the manifold (yellow arrows). Wiggle the housing off the end of the throttle body. You will have to disconnect the breather tube (red arrow) to remove it from the engine.
The first indicator that you might have a problem with the MAF is the presence of a check engine light (CEL) on your dashboard. The check engine lamp can be caused by a wide variety of problems with the engine: you need to read the codes from the computer to get a starting clue as to what the problem is.