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Home >> Audi >> 2002 >> S4 Quattro, Standard >> Repair and Diagnosis >> External Pages >> Different car >> Section 207 (2.0L - Turbo Engine Mechanical, Engine Code(S): BPG, BWT) >> 15 - Engine - Cylinder head, Valvetrain >> Valvetrain, servicing >> Sealing ring for exhaust camshaft, replacing

Sealing ring for exhaust camshaft, replacing

WARNING: This page is about a different car, the 2009 Audi A4, 2008 Audi A4, 2007 Audi A4, 2006 Audi A4, and 2005 Audi A4. However, it is still accessible from the selected car via links, so may be relevant.
Fig 1: Identifying Special Tools - Sealing Ring For Exhaust Camshaft, Replacing
GW00017514Courtesy of VOLKSWAGEN UNITED STATES, INC.

Special tools, testers and auxiliary items required 

Special tools, testers and auxiliary items required 

Fig 2: Identifying Special Tool T10020 Two Hole Pin Wrench
GW00000082Courtesy of VOLKSWAGEN UNITED STATES, INC.
Fig 3: Locking Tool T40098
GW00017484Courtesy of VOLKSWAGEN UNITED STATES, INC.

Removing 

Fig 4: Removing Engine Cover
GW00014440Courtesy of VOLKSWAGEN UNITED STATES, INC.
CAUTION: Cover cap of expansion tank with rag and open carefully, as hot steam or hot coolant may escape when opening.
Fig 5: Identifying Exhaust Pipe Fasteners
GW00006181Courtesy of VOLKSWAGEN UNITED STATES, INC.
Fig 6: Identifying Quick-Release Fasteners And Noise Insulation
GW00017429Courtesy of VOLKSWAGEN UNITED STATES, INC.
Fig 7: Counterholding Camshaft Gear Using 3036 Retainer
GW00004743Courtesy of VOLKSWAGEN UNITED STATES, INC.
Fig 8: Pulling Off Camshaft Gear Using Puller T40001, Claw T40001/6 And Claw T40001/7
GW00010363Courtesy of VOLKSWAGEN UNITED STATES, INC.
Fig 9: Identifying Thread Adapter 2085/2
GW00010364Courtesy of VOLKSWAGEN UNITED STATES, INC.
Fig 10: Positioning And Screwing Bolt Into Oil Seal As Far As Possible With Forced Pressure
GW00000618Courtesy of VOLKSWAGEN UNITED STATES, INC.

Installing 

Fig 11: Placing Guide Sleeve T10071/1 On Camshaft Pin
GW00010365Courtesy of VOLKSWAGEN UNITED STATES, INC.
Fig 12: Pressing In Gasket Up To Stop Using Thrust Sleeve T10071/3 And Bolt T10071/4
GW00000620Courtesy of VOLKSWAGEN UNITED STATES, INC.
Fig 13: Identifying Camshaft Gear Thin Rib Toward Outside And TDC Marking Visible
GW00000638Courtesy of VOLKSWAGEN UNITED STATES, INC.
Fig 14: Counterholding Camshaft Gear Using 3036 Retainer
GW00004743Courtesy of VOLKSWAGEN UNITED STATES, INC.
NOTE:
  • By turning the camshaft, the valves could contact the stationary pistons at TDC. Therefore, the pistons must not be at TDC. Valves/pistons may be damaged.
Fig 15: Identifying Lock Carrier With Attachments
GW00017468Courtesy of VOLKSWAGEN UNITED STATES, INC.

Torque specifications 

Component   Nm
Camshaft sprocket to camshaft 50 Nm + 180 ° 1)
Torque support stop 28
  • 1) Replace