SEAT Workshop Service and Repair Manuals > Leon Mk2 > Power unit | 4 cylinder Fuel-injection engine (1.4l, 4 valves) | Enginecrankshaft group, pistons | Engine block, flanges | Crankshaft sealing flange, on the flywheel side: Replace ( Assembly tool T10134 ) | Sealing flange with sender crown and seal: Drive from the crankshaft

Sealing flange with sender crown and seal: Drive from the crankshaft

Note

t	For clarity, the process is described with the engine removed.

t	The sequence of instructions is identical with the engine mounted and the gearbox removed.

Operation process

–	Remove the flywheel and the drive plate.

–	Put the engine in TDC cylinder 1 → Chapter.

–	Remove sump → Chapter.

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

–	Unscrew the attachment bolts from the sealing flange.

Note

The sealing flange and the sender crown are removed together from the crankshaft using three M6×35 mm bolts.

–	Screw three bolts M6 x 35 mm into the threaded holes of the sealing flange-arrows-.

–	Screw in the bolts alternatively (max. ¹/₂ turn (180°) per bolt), on the sealing flange and remove it from the crankshaft together with the sender crown.