ABS Control Module -J104- /ABS Hydraulic Unit -N55-, REMOVING AND INSTALLING: Notes

WARNING: This page is about a different car, the 2024 Audi S6 and 2024 Audi A6 Quattro. However, it is still accessible from the selected car via links, so may be relevant.

If the ABS Control Module -J104- is faulty, it can be replaced separately.
If the ABS Hydraulic Unit -N55- is faulty, it must be replaced together with the ABS Control Module -J104-.

Special tools and workshop equipment required

Vehicle Diagnostic Tester
Brake Pedal Actuator:V.A.G 1869/2 .

Fig 1: Identifying Brake Pedal Actuator
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Bleeder bottle from the Bleeding Equipment:VAS 6860 or Brake Charger/Bleeder Unit:VAS 5234

Fig 2: Brake Charger/Bleeder Unit VAS5234
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Plug from the Repair Kit:1H0 698 311 A M10 -2- and M12 -3-

Fig 3: Identifying Sealing Plug Repair Set, Part No. 1 H0 698 311 A
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Plugs from the Assembly Part Set:5Q0 698 311 : M10 -1- and M12 -2-

Fig 4: Plug 5 Q 0 698 311
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Safety Gloves