Overview - Cylinder Head Cover
WARNING: This page does not describe the selected car, but rather 9 other vehicles, including the 2017 Audi S3, 2017 Audi A3 Quattro, 2017 Audi A3, 2016 Audi S3, and 2016 Audi A3 Quattro. However, it is still accessible from the selected car via links, so may be relevant.
- Seal
- Replace if damaged or leaking
- Cylinder Head Cover
- Removing and Installing. Refer to CYLINDER HEAD COVER, REMOVING AND INSTALLING .
- O-Ring
- Replace if damaged or leaking
- Plugs
- Bracket
- For wires
- Bolt
- 8 Nm
- Grommet
- In the cylinder head cover
- Tensioning Claw
- Bolt
- Tightening specification Item: Bolt .
- O-Ring
- Not available separately.
- Replace completely if damaged or leaking hose -item : Hose
- Hose
- For the crankcase ventilation
- For removal, press the release button
Note for USA vehicles:
- Risk of violating emissions legislation on USA vehicles.
- Do not open the crankcase ventilation hose connection. Only the other side of the hose connection may be opened.
- It is not possible to remove the crankcase ventilation hose from the cylinder head cover without damaging it.
- Fuel Return Line
- O-Ring
- Replace after removing
- Fuel Injector
- Follow the guidelines for clean working conditions. Refer to GUIDELINES FOR CLEAN WORKING CONDITIONS .
- Overview. Refer to OVERVIEW - FUEL INJECTORS .
- O-Ring
- Replace after removing
- Heat Protection Seal
- Replace after removing
- Seal
- For the fuel injector
- Replacing. Refer to FUEL INJECTOR SEALS, REMOVING AND INSTALLING .
- Vacuum Hose
- The connection can break when the vacuum hoses are removed.
- To loosen the vacuum hoses tilt a screwdriver between the hose and the cover. The force of the screwdriver loosens the hose from the connection.
- Cap
- Seal
- For the cap
- Grommet
- Bolt
- Replace if the seal is damaged
- Tightening specification and sequence. Refer to Fig 2.
Cylinder Head Cover, Tightening Specification and Sequence
-- Tighten the cylinder head cover bolts to 9 Nm in sequence -1 to 7-.