Camshaft Chain, Replacing

Operation number: 21504-2

Camshaft chain










Removal

Remove the crankshaft seal, front




Rotate the crankshaft until piston No. 1 is at top dead center (TDC).
999 7257 Wrench 999 7257 Wrench




999 7271 Support 999 7271 Support








999 7261 Position sensor 999 7261 Position Sensor

Remove the outer gasket, timing cover Refer to: Gasket, outer timing cover, B6304T4 Gasket, Outer Timing Cover




Use a drift




999 7263 Counterhold 999 7263 Counterhold 999 7264 Counterhold 999 7264 Counterhold 999 7272 TORX 60 999 7272 Torx 60





Installation








Torque: M6, 10 Nm




999 7264 Counterhold 999 7264 Counterhold 999 7263 Counterhold 999 7263 Counterhold 999 7272 TORX 60 999 7272 Torx 60

Install the following items:
1. Torque: Center bolt, exhaust camshaft Stage 1: 75 Nm Stage 2: 90 degree

2. Torque: Center bolt, intake camshaft, 110 Nm












999 7257 Wrench 999 7257 Wrench




Torque: M12, 80 Nm





Install the following items:
- Crankshaft front seal
- Gasket, outer timing cover Refer to: Gasket, outer timing cover, B6304T4 Gasket, Outer Timing Cover