What does reduce oil level mean on Mercedes?
It sounds like the oil is thinning out due to the heat of the engine when the car is operating at high speeds. This will result in the low oil sensor giving a false reading. The oil thinning out could be an indication that you need an oil change and/or that a higher quality of oil in the car is necessary.
Why does my Mercedes E320 have a reduce oil level warning?
This E320 was showing “Reduce oil level” warning in instrument cluster even though the oil level was correct. Once we replaced the oil level sensor the error no longer displayed on our dash. These instructions apply to several Mercedes Benz models that have the V6 or V8 engines in them. Below is a list of models that these instructions apply to:
What is the oil level sensor on a Mercedes Benz?
Below you will find step by step instructions with pictures on how to remove and install a new engine oil sensor on a Mercedes Benz engine. Part numbers related to the oil level sensor are shown below and there could be more. The purpose of the the oil level sensor (B40) is to measure the oil level but also oil temperature and the oil quality.
What to do if your Mercedes Benz oil level is too high?
When the oil warms up it expands and rises. If it only happens after 1 hours running I suspect that the overfill is minor. Look through oil filler cap hole when the engine is warm to make sure the oil looks clean and there is no white creamieness. What kind of oil are you using?
How do you remove oil level sensor B40?
You will have to press the small tab on the connector and pull it out. Remove the bolts that hold the sensor in place using E-10 socket. Pull the oil level sensor down carefully. There may be some oil that will come out when you remove the oil level sensor B40.
This E320 was showing “Reduce oil level” warning in instrument cluster even though the oil level was correct. Once we replaced the oil level sensor the error no longer displayed on our dash. These instructions apply to several Mercedes Benz models that have the V6 or V8 engines in them. Below is a list of models that these instructions apply to:
When to remove oil from Mercedes Benz engine?
If the level is between the Low and High marks you don’t need to add any more oil. If the engine oil level is below the Low mark add oil until the level shows between Low and High. If the engine oil level is above the High/Max mark, you should remove oil from the engine to avoid damage to your car.
Below you will find step by step instructions with pictures on how to remove and install a new engine oil sensor on a Mercedes Benz engine. Part numbers related to the oil level sensor are shown below and there could be more. The purpose of the the oil level sensor (B40) is to measure the oil level but also oil temperature and the oil quality.
What kind of oil do you put in a Mercedes Benz?
To add oil to your Mercedes-Benz engine is very easy. Make sure to use the correct oil brand and oil visocisty. Mercedes-Benz recomended oil is Mobil1 0W40 oil. Open the hood and locate the engine oil filler cap.