Audi A4: Cylinder Head, Valvetrain
Timing Chain Cover
Overview - Timing Chain Cover
All procedures and components are described under: → Servicing - 4-Cylinder 2.0L 4V TFSI Engine; Rep. Gr.15; Timing Chain Cover.
Camshaft Adjustment Valve 1 -N205-/ Exhaust Camshaft Adjustment Valve 1 -N318-, Removing and Installing
Removing
Exhaust Camshaft Adjustment Valve 1 -N318-:
- Remove the lock carrier cover. Refer to → Body Exterior; Rep. Gr.63; Front Bumper; Attachments, Removing and Installing.
- Remove the bolts -arrows- and the air guide -2-.
Note
Ignore item -1-.
All additional procedures are described under: → Servicing - 4-Cylinder 2.0L 4V TFSI Engine; Rep. Gr.15; Timing Chain Cover; Overview - Timing Chain Cover.
Installing
Additional procedures:
- Install the lock carrier cover. Refer to → Body Exterior; Rep. Gr.63; Front Bumper; Attachments, Removing and Installing.
Tightening Specifications
- Refer to → Chapter "Overview - Air Filter Housing"
Timing Chain Cover, Removing and Installing
All procedures are described under: → Servicing - 4-Cylinder 2.0L 4V TFSI Engine; Rep. Gr.15; Timing Chain Cover; Timing Chain Cover, Removing and Installing.
Vibration Damper Seal, Replacing
All procedures are described under: → Servicing - 4-Cylinder 2.0L 4V TFSI Engine; Rep. Gr.15; Timing Chain Cover; Overview - Timing Chain Cover.
Chain Drive
All procedures and components are described under: → Servicing - 4-Cylinder 2.0L 4V TFSI Engine; Rep. Gr.15; Chain Drive.
Cylinder Head
All procedures and components are described under: → Servicing - 4-Cylinder 2.0L 4V TFSI Engine; Rep. Gr.15; Cylinder Head.
Valvetrain
All procedures and components are described under: → Servicing - 4-Cylinder 2.0L 4V TFSI Engine; Rep. Gr.15; Valvetrain.
Intake and Exhaust Valves
All procedures are described under: → Servicing - 4-Cylinder 2.0L 4V TFSI Engine; Rep. Gr.15; Intake and Exhaust Valves.
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Lubrication
Oil Pan/Oil Pump
Overview - Oil Pan/Oil Pump
1 - Nut
Tightening specifications. Refer to
→ Servicing - 4-Cylinder 2.0L 4V TFSI Engine; Rep. Gr.17; Oil Pan/Oil
Pump; Ove
Coolant System/Coolant
Connection Diagram - Coolant Hoses
Connection Diagram - Coolant Hoses, Versions without Parking Heater
Note
Blue = large coolant circuit.
Red = small coolant circuit.
Brown = heating circu
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Sliding/tilting sunroof
Operation
Applies to: vehicles with sliding/tilting sunroof
Fig. 40 Section of front headliner: sliding/tilting sunroof
button
The sunshade can be opened and closed manually
in any position when the roof is closed. The
sunshade opens automatically when the roof is
opened.
Tilting and closing the ro
Predictive control
Applies to: vehicles with Audi adaptive cruise control and efficiency
assist
With predictive control, efficiency assist adapts
the set speed in adaptive cruise control (1), fig. 108 based on detected speed
limits and the upcoming route. Once the system
no longer detects any incidents ahead, adaptive
