mercedesbenz Workshop Repair Guides

Mercedes Benz Workshop Service and Repair Manuals

All Technical Service Bulletins for Crankcase Pressure Regulator Valve: > < Campaign - Engine Dipstick/Crankcase Pressure Regulator
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Use tire mounting lube (shop supply) on mounts for air cleaner housing prior to reinstallation.

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Intake manifold bolts must be replaced.

2.

Replace crankcase ventilation pressure regulator valve (A, Figure 2).

Note:

Crankcase ventilation pressure regulator valve comes as an assembly with corrugated pipe.

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Reassemble in reverse order

Primary Parts Information 

Note:

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Please be aware that only the part number(s) referenced in the Campaign Bulletin is/are approved for use to repair the vehicle. Repairs performed
using any other part(s) will not have been performed in accordance with the campaign. Accordingly, warranty claims submitted with reference to
an improper part number(s) will be denied.

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The following allowable labor operation should be used when submitting a warranty claim for this repair:

Warranty Information 

All Technical Service Bulletins for Crankcase Pressure Regulator Valve: > < Campaign - Engine Dipstick/Crankcase Pressure Regulator