Balance Shaft Chain: Service and Repair

Camshaft Front Cover Overview






1 Wiring Guide

• For wiring harness

• With coolant pipe

• Coolant hose connection diagram, refer to => [ Coolant Hose Connection Diagram ] [1][2]Cooling System.

2 Stud bolt

• 8 Nm

• For ground connection

3 Camshaft Position (CMP) Sensor 2 (G163)

• For the exhaust camshaft

• Mark the connector belonging to the component before disconnecting

4 Chain Tensioner

• 40 Nm

• For the camshaft timing chain => [ (Item 9) Camshaft Timing Chain ] Cylinder Head and Cover Overview

• Only rotate engine with chain tensioner installed

5 Seal

• Replace if damaged or leaking

6 Bracket

7 Seals

• For camshaft adjustment valve 1 (N205) , => [ (Item 11) ] Cylinder Head and Cover Overview and exhaust camshaft adjustment valve 1 (N318) => [ (Item 12) ] Cylinder Head and Cover Overview.

• Replace if damaged or leaking

• Installing, refer to => [ Camshaft Front Cover Seal, Installing ].

8 Bolt

• 23 Nm

9 Bracket

• For wiring harness

10 Coolant Thermostat Housing

• Overview, refer to => [ Coolant Thermostat Housing Overview ] Coolant Thermostat Housing Overview

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

11 Bracket

• For wiring harness

12 Seal

• Replace

13 Camshaft Front Cover

• Apply sealant (D 176 501 A1) to the sealing surfaces.

• Prepare 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

• Mark the connector belonging to the component before disconnecting

15 O-ring

• For the oil passage.

• Replace

• Lubricate before assembling.

Camshaft Front Cover Seal, Installing





Special tools, testers and auxiliary items required

• Fitting Sleeve (3378)

• Thrust Pad (3253/6)

- Do not lubricate seal.

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