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Home >> Audi >> 2010 >> S4 Standard >> Repair and Diagnosis >> Drivelines & Axles >> Driveshaft & Universal Joints >> Final Drive & Differential - Rear Final Drive - Sport Differential (Sedan) >> 39 Final Drive, Differential >> Overview - Driveshaft, Mounted On Transmission Side >> Notes

Overview - Driveshaft, Mounted On Transmission Side: Notes

Should there be complaints (noise, vibration), do the following before replacing the driveshaft:

Fig 1: Driveshaft Mounted On Transmission-Side Overview
GWWA39-10206Courtesy of AUDI OF AMERICA, LLC
  1. Transmission
  2. Hose Clamp
    • Replacing
  3. Driveshaft
  4. Locking Plate
  5. Bolt
    • Final drive 0BF
    • M8 x 45
    • Self-locking
    • Replacing
    • The threads in the flange shaft on the rear final drive must be cleaned of locking fluid residue. Use a thread tap to clean.
    • Tightening specification and sequence. Refer to Fig 2
      • Final drive 0BE (only A8 with V8 TDI engine)
    • M10 x 45 x 1
    • Replacing
    • Tightening specification and sequence. Refer to Fig 2
  6. Gasket
    • Replace a damaged seal.
    • A seal for which the rubber coating has come loose must be replaced
    • Clean the flange shaft and position the seal
    • Pay no attention to the different colored sides for the installation
  7. Rear Final Drive

    Removing and installing. Refer to REAR FINAL DRIVE, REMOVING AND INSTALLING .

  8. Intermediate Bearing
  9. Bolt
    • 20 Nm
Fig 2: Counter Hold Using Counterhold Tool T10172 And Adapters T10172/5
GWWA39-10243Courtesy of AUDI OF AMERICA, LLC

-- Tighten the bolts -1- in three steps:

Step M8 or M10 Bolts Tightening Specification/Additional Turn
1. -1- Next to the color dot 30 Nm 1)
2. -1- Next 30 Nm
3. -1- All round 90° additional turn
  • 1) By doing this, the CV joint is pushed slightly to the opposite side and imbalance is avoided.
Fig 3: Driveshaft Heat Shield And Bolts
GWWA10-10859Courtesy of AUDI OF AMERICA, LLC

-- Tighten the bolts -arrows- to 24 Nm.