Camshaft Timing Chain Overview

Fig 1: Camshaft Timing Chain Assembly Overview

Courtesy of AUDI OF AMERICA, LLC

Bolt
- 9 Nm
Chain Tensioner
- Is under tension
- Disconnect the locking pin T40011 before removing
Timing Chain Tensioning Rail
Guide Bolt
- 20 Nm
Bolt
- 9 Nm
Control Valve
- 35 Nm
- Left thread
- Remove using assembly tool T10352.
Bolt
- M6: 8 Nm plus an additional 90° turn
- M8: 20 Nm plus an additional 90° turn
- Replace
Washer
Bearing Bracket
Camshaft Timing Chain Guide Rail
Camshaft Housing
Camshaft Timing Chain
- Before removing, mark the direction of rotation with paint
Camshaft Timing Chain Guide Rail
Guide Bolt
- 20 Nm
Chain Sprocket
- Crankshaft
- Installed position, refer to Fig 2

Fig 2: Chain Sprocket Crankshaft, Installation Position

Courtesy of AUDI OF AMERICA, LLC