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BMW S54 DUAL VANOS REBUILD
®
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Step 17:
Step 18: Snap Ring Pliers
Lubricate the oil pump bearing and rotor with clean engine oil, then
reinstall the rotor and bearing ring assembly into the piston housing.
Install the oil pump retaining washer and snap ring.
Note that the rotor is off center in relation to the bearing ring. As you
slide the rotor into place, you’ll have to adjust the position of the bearing
ring to line up with the bearing.
SECTION 3B: VANOS OIL SYSTEM SERVICE
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