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Overview - MECHATRONIC

Fig 1: Exploded View Of Mechatronic
GWWA34-11158Courtesy of AUDI OF AMERICA, LLC
  1. Drain and Check Plug
    • 45 Nm
  2. Seal
    • Always replace after removing
  3. Overflow Pipe
    • 3 Nm
  4. Bolt
    • Tightening specification and sequence.  Refer to Fig 3
    • Always replace after removing
    • Quantity: 10
  5. Transmission Fluid Pan
  6. Bolt
    • Tightening specification and sequence.  Refer to Fig 2
    • Always replace after removing
    • Quantity: 5
  7. Gasket
    • Always replace after removing
  8. Dual-Clutch Transmission Mechatronic -J743-
  9. Bleed Cap
    • Placed on bleed pipe
  10. Bleed Pipe
    • Always replace after removing
    • Pressed into transmission
  11. Transmission Fluid Pump
  12. Transmission Fluid Pump Cover
  13. Bolt
    • Tightening specification and sequence.  Refer to Fig 4
    • Always replace after removing
    • Quantity: 4
  14. Bolt
    • Tightening specification and sequence.  Refer to Fig 5
    • Always replace after removing
    • Quantity: 4
    • There are different versions.
  15. Gasket
    • Always replace after removing

Tightening Specification and Tightening Sequence for Transmission Fluid Pan A. 

Fig 2: Exploded View Of Transmission Oil Pan
GWWA37-0672Courtesy of AUDI OF AMERICA, LLC

-- Tighten the bolts -arrows- diagonally in steps to 16 Nm.

Tightening Specification and Sequence for Dual-Clutch Transmission Mechatronic -J743- 

Fig 3: DSG Transmission Mechatronic Bolts Tightening Sequence (-J743-)
GWWA34-11104Courtesy of AUDI OF AMERICA, LLC

-- Tighten the bolts in steps in the sequence shown: 

Step Bolts Tightening Specification/Additional Turn
1. -1 to 10- 5 Nm
2. -1 to 10- 90° additional turn

Tightening Specification and Sequence for Transmission Fluid Pump Cover A. 

Fig 4: Identifying Cap For Transmission Oil Pump And Fasteners
GWWA37-0670Courtesy of AUDI OF AMERICA, LLC

-- Tighten the bolts -arrows- diagonally in steps to 8 Nm.

Tightening Specification and Sequence for Transmission Fluid Pump 

Fig 5: Bolts With Torque Specifications
GWWN34-10842Courtesy of AUDI OF AMERICA, LLC
NOTE:

Replace the bolts that were tightened with an additional turn.

-- Tighten the bolts in steps as follows:

Step Bolts Tightening Specification/Additional Turn
1. Upper Countersunk Bolt 8 Nm with Wrench - Pump/Injector Long Reach:T10054 
2. Flat Head Bolts 8 Nm
3. Flat Head Bolts 90° additional turn