Exhaust Camshaft Sealing Ring

Exhaust Camshaft Sealing Ring

Special tools, testers and auxiliary items required

• Seal remover (2085)

• Assembly tool (3066)

• Assembly tool (T10071)

• Puller (T40001)

• Toothed Belt Tensioner (T10020)

• Locking Tool (T40098)

Removing

- Remove engine cover - arrows -.





CAUTION!
Cover cap of expansion tank with rag and open carefully, as hot steam or hot coolant may escape when opening.

- Open cap of coolant expansion tank.

- For vehicles with auxiliary heater, remove bolts - arrows - for exhaust pipe of parking heater/auxiliary heater on noise insulation.





- Loosen quick-release fasteners - 1 - and - 2 - and remove front noise insulation.





- Drain engine coolant. Refer to => [ Cooling System, Draining and Filling ] Procedures

- Remove toothed belt. Refer to => [ Toothed Belt ] Service and Repair

- Loosen camshaft sprocket, using Retainer (3036 ).





- Remove camshaft sprocket using puller (T40001 ) and claw (T40001/6) and claw (T40001/7.)





- To guide seal puller, thread Adapter (2085/2) of seal puller (2085) into camshaft by hand up to stop.





- Remove inner portion of seal puller (2085) two rotations (approx. 3 mm) from outer portion and secure with knurled-head screw.

- Grease threaded head of seal puller (2085), position and screw into oil seal as far as possible with forceful pressure.





- Loosen knurled bolt and turn inner part against camshaft until seal is removed.

- Secure seal remover in a vise at flat spots. Remove seal using pliers

Installing

- Do not oil sealing lip of sealing ring.

- Place Guide Sleeve (T10071/1) from Assembly Tool (T10071) on camshaft pin.





- Slide oil seal over guide sleeve onto shaft pin.

- Remove guide sleeve.

- Press sealing ring on as far as stop with Guide Sleeve (T10071/3) and Screw (T10071/4) from Assembly Tool (T10071).





- Install camshaft sprocket.

• Note installation position: Thin rib of camshaft gear points outward - arrows - and TDC marking cylinder 1 is visible.





- Install bolt for camshaft sprocket using Retainer (3036).





• By turning the camshaft, the valves could contact the stationary pistons at TDC. Therefore, the pistons must not be at TDC. Valves/pistons may be damaged.

- Install toothed belt. Refer to => [ Toothed Belt ] Service and Repair.

- Install lock carrier with attachments. Refer to =>
Radiator Support Radiator Support

- Place torque support stop onto rubber buffer for torque support under its own weight and tighten nuts - arrows -.





- Install front bumper cover.

- Check headlight adjustment.

Tightening Specifications