Camshaft Timing Chain – BMW E90 06 - 11

Camshaft Timing Chain – BMW E90 06 - 11

This repair group provides removal and repair information for crankshaft vibration damper, engine timing chain and camshaft adjustment (VANOS) units. Camshaft timing procedure is also included. The 6-cylinder engine cylinder head is equipped with variable camshaft timing or VANOS {from the German words VAriable NOckenwellen Steuerung) . Special tools and procedures are required to remove and install camshaft adjustment units and to time camshafts. Be sure to read each procedure through before starting work. Camshaft removal and installation procedures are not included in this manual. Repair procedures in this repair group assume that the engine is installed in the engine bay.