audi Workshop Repair Guides

Audi Workshop Service and Repair Manuals

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‹› Identification => [ Camshaft identification cylinder bank 1 (right) ] and => [ Camshaft identification cylinder bank 2 (left) ] 

14

Roller rocker lever

‹› Do not interchange

‹› Check roller for ease movement

‹› Lubricate contact surface

‹› When installing use securing clip => [ (Item 15) Securing clip ] to clip onto support element

15

Securing clip

‹› Check for secure seat

16

Support element

‹› With hydraulic valve clearance compensation

‹› Do not interchange

‹› Lubricate contact surface

17

Cylinder Head

‹› Check valve guides => [ Valve Guides, Checking ] See: Cylinder Head Assembly/Valve Guide/Testing and Inspection

18

Exhaust valve

‹› Mark installed position

‹› Do not rework, only lapping is permitted

‹› Valve dimensions => [ Valve Dimensions ] See: Cylinder Head Assembly/Valve/Specifications

‹› Check valve guides => [ Valve Guides, Checking ] See: Cylinder Head Assembly/Valve Guide/Testing and Inspection

‹› Rework valve seats => [ Valve Seats, Reworking ] See: Cylinder Head Assembly/Valve Seat/Service and Repair

19

Intake valve

‹› Mark installed position

‹› Do not rework, only lapping is permitted

‹› Valve dimensions => [ Valve Dimensions ] See: Cylinder Head Assembly/Valve/Specifications

‹› Check valve guides => [ Valve Guides, Checking ] See: Cylinder Head Assembly/Valve Guide/Testing and Inspection

‹› Rework valve seats => [ Valve Seats, Reworking ] See: Cylinder Head Assembly/Valve Seat/Service and Repair

20

Control housing

‹› Removing and installing => [ Camshaft Adjuster ] See: Variable Valve Timing Actuator/Service and Repair

‹› Lightly lubricate contact surfaces of piston rings before installing

21

9 Nm

‹› Insert using locking compound; locking compound.

Camshaft identification cylinder bank 1 (right)

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