Another notable symptom of a blocked CCV filter is a decrease in your vehicle’s engine performance. The clogged filter affects the air-fuel, which impacts the car’s acceleration and power. You may particularly notice this issue when driving at low speeds.
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1. Oil leaks. Oil leaks are one of the symptoms most commonly associated with a bad crankcase vent filter. The crankcase filter simply filters the blow by gases to make sure that they are clean before they are rerouted back into the vehicle’s intake manifold. Over time, the filter can get dirty and restrict the air flow, and therefore
1. Replace CCV with a new Genuine BMW CCV ValveYou can use cheap aftermarket pipes. make sure the dipstick drain tube is clean. Measure oil consumption, and if not acceptable, 2. Try the 02 Pilot mod which adds crankcase vacuum. it is easily added and just as easily removed. Measure oil consumption, and if not acceptable, 3.The CCV valve I have is the cold climate version part number 11617533400. It is used for both the M52 and M54 engines. The vacuum port is located inside the insulation. The insulation is removed by taking off 6 rubber grommets that are used to keep the two separate pieces of insulation together that cover the CCV.This BMW has a failed crankcase vent valve. Also known as the oil separator, CCV. This failure has created a high vacuum situation which is causing an engine R9e1Oq.