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Home >> Audi >> 2010 >> S4 Automatic DCT >> Repair and Diagnosis >> External Pages >> Different car >> Section 7 (4.2L - Engine Mechanical, Engine Code(S): BNS) >> 13 - Engine - Crankshaft, Cylinder Block >> Timing chain side, servicing operations >> Drive chain for timing mechanism, removing and installing

Drive chain for timing mechanism, removing and installing

WARNING: This page is about a different car, the 2008 Audi RS 4 and 2007 Audi RS 4. However, it is still accessible from the selected car via links, so may be relevant.

Special tools, testers and auxiliary items required 

Fig 1: Identifying Old Oil Collecting And Extracting Device V.A.G 1782
GW00007852Courtesy of VOLKSWAGEN UNITED STATES, INC.
Fig 2: Securing Pin T40071
GW00018412Courtesy of VOLKSWAGEN UNITED STATES, INC.

Removing 

Fig 3: Removing Quick-Release Fasteners, Screws And Noise Insulation
GW00018071Courtesy of VOLKSWAGEN UNITED STATES, INC.
Fig 4: Pushing Drive Chain Tensioner Guide Rail In And Securing Chain Tensioner Using Locking Pin T40071
GW00018413Courtesy of VOLKSWAGEN UNITED STATES, INC.

Installing 

Installation is in reverse order of removal, note the following:

Fig 5: Securing Crankshaft In TDC Position Using Crankshaft Holder 3242
GW00018188Courtesy of VOLKSWAGEN UNITED STATES, INC.
Fig 6: Pushing Drive Chain Tensioner Guide Rail In And Securing Chain Tensioner Using Locking Pin T40071
GW00018413Courtesy of VOLKSWAGEN UNITED STATES, INC.

Torque specifications 

Component Nm
Left drive sprocket to mounting bracket 5 + 60 ° 1)2)
Right drive sprocket to cylinder block 42
  • 1) Replace bolts.
  • 2) 60 ° corresponds to a 1/6 turn.