Volkswagen Workshop Service and Repair Manuals

Checking valve timing Special tools and workshop equipment required

t  Locking pins -T10120-

t  Locking pins -T10121- Test procedure

–  Remove Hall sender -G40--arrow-.

–  Remove engine speed sender -G28--arrow-.

–  Turn crankshaft by pulley securing bolt in engine direction of rotation until groove in camshaft appears in Hall sender hole.

–  Locking pin -T10120- must be easily insertable into camshaft.

–  Lock crankshaft by pressing locking pin -T10121- into flywheel hole.   Note If locking pin -T10121- cannot be inserted, remove locking pin -T10120- from camshaft. Turn crankshaft in direction of engine rotation (360°) and repeat process. If both locking pins cannot be inserted: –  Adjust valve timing → Chapter. If both locking pins can be inserted: –  Remove locking pins from holes and reinstall the two senders. Further assembly is basically the reverse of the dismantling sequence.