Overview - Timing Chain Cover: Notes

WARNING: This page is about a different car, the 2018 Audi A6 Quattro, 2017 Audi A6 Quattro, and 2016 Audi A6 Quattro. However, it is still accessible from the selected car via links, so may be relevant.

Fig 1: Timing Chain Cover Exploded View

Courtesy of AUDI OF AMERICA, LLC

Bolt
- Replace after removing
- Tightening specification and sequence. .
Lower Timing Chain Cover
- Removing and installing. Refer to LOWER TIMING CHAIN COVER, REMOVING AND INSTALLING .
Seal
- For the crankshaft on the transmission side
- Replacing. Refer to CRANKSHAFT SEAL, REPLACING, TRANSMISSION SIDE .
Alignment Sleeve
- Quantity: 2
Bolt
- Tightening specification -Item 3- OVERVIEW - ENGINE OIL COOLER .
Engine Oil Cooler
- Removing and installing. Refer to ENGINE OIL COOLER, REMOVING AND INSTALLING .
Seal
- Replace after removing
Bolt
- Replace after removing
- Tightening specification and sequence. .
Oil Pressure Switch -F22-
- 20 Nm
- Switching pressure 2.5 to 3.2 bar (36.25 to 46.41 psi)
- Gray insulation
- Check in Guided Fault Finding using the Vehicle Diagnostic Tester
- Removing and installing. Refer to Oil Pressure Switch -F22-, REMOVING AND INSTALLING .
Seal
- Replace after removing
Left Cylinder Head Gasket
Bolt
- Tightening specification and sequence. .
- Replace after removing
Bracket
Left Timing Chain Cover
- Removing and installing. Refer to LEFT TIMING CHAIN COVER, REMOVING AND INSTALLING .
Bolt
- Tightening specification and sequence. .
- Replace after removing
Bracket
Bracket
- For the left oxygen sensors electrical connectors
Bolt
- Tightening specification and sequence. .
Seal
- Replace after removing
Bracket
- For the right oxygen sensors electrical connectors
Bolt
- Tightening specification and sequence. .
Seals
- Replace after removing
Bolt
- Tightening specification and sequence. .
Bracket
- For the connectors
Right Timing Chain Cover
- Removing and installing. Refer to LEFT TIMING CHAIN COVER, REMOVING AND INSTALLING .
Bracket
Bolt
- Tightening specification and sequence. .
- Replace after removing
Alignment Sleeve
- Quantity: 2
Right Cylinder Head Gasket
Bolt
- Tightening specification and sequence. .
Engine Speed Sensor -G28-
- Removing and installing. Refer to Engine Speed Sensor -G28-, REMOVING AND INSTALLING .
Bolt
- Tightening specification -Item 11- OVERVIEW - IGNITION SYSTEM .