Timing Chain Cover Assembly Overview

Timing Chain Cover Assembly Overview





1 Wiring Harness Bracket

• For the wiring harness.

• With coolant pipe.

• Coolant hose connection diagram. Refer to => [ Coolant Hose Connection Diagram ] [1][2]Diagrams.

2 Bolt, 8 Nm

• Used to install the timing chain cover.

• Stud bolt for the ground connection.

3 Camshaft Position (CMP) Sensor 2 (G163)

• For the exhaust camshaft.

• Before disconnecting, mark the allocation of the connector to the component.

4 Chain Tensioner, 40 Nm

• For the camshaft roller chain - item 9 - in the => [ Cylinder Head and Cover Assembly Overview ] Cylinder Head and Cover Assembly Overview.

• Only rotate the engine with the chain tensioner installed.

5 Seal

• Replace if damaged or leaking.

6 Bracket

7 Seals

• For the camshaft adjustment valve 1, - item 11 - and the camshaft adjustment valve 1 (exhaust), - item 12 - in the => [ Cylinder Head and Cover Assembly Overview ] Cylinder Head and Cover Assembly Overview.

• Replace if damaged or leaking.

• Installing, refer to => [ Timing Chain Cover Seal, Installing ].

8 Bolt, 23 Nm

9 Bracket

• For the wiring harness.

10 Coolant Thermostat Housing

• Assembly overview, refer to => [ Coolant Thermostat Housing Assembly Overview ] Service and Repair.

• Coolant hose connection diagram. Refer to => [ Coolant Hose Connection Diagram ] [1][2]Diagrams.

11 Bracket

• For the wiring harness.

12 Seal

• Always replace.

13 Timing Chain Cover

• Install sealant (D 176 501) on the sealing surfaces.

• Preparing the cylinder head gasket for installation. Refer to => [ Cylinder Head Gasket, Preparing for Assembly ] Cylinder Head.

14 Camshaft Position (CMP) Sensor (G40)

• For the intake camshaft.

• Before disconnecting, mark the allocation of the connector to the component.

15 O-ring

• For the oil channel seal.

• Always replace.

• Lubricate before assembling.

Timing Chain Cover Seal, Installing





Special tools, testers and auxiliary items required

• Fitting sleeve (3378)

• Thrust pad (3253/6)

- Do not lubricate the seal.

- Install the seal using (3378) into the cover - 1 - and pull in flush using (3253/6).