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Home >> Volkswagen >> 2021 >> Jetta R-Line, Automatic Trans >> Repair and Diagnosis >> External Pages >> Different car >> Section 7 (Antilock Brake System (Service Information)) >> 45 Antilock Brake System >> Control Module And Hydraulic Unit >> Control Module, Separating From Hydraulic Unit >> Abs Control Module -J104-, Separating From Abs Hydraulic Unit -N55- (Abs Mark 60 EC Abs/EDL/ASR/Esp)
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Abs Control Module -J104-, Separating From Abs Hydraulic Unit -N55- (Abs Mark 60 EC Abs/EDL/ASR/Esp)

WARNING: This page is about a different car, the 2018 Volkswagen Jetta, 2017 Volkswagen Jetta, 2016 Volkswagen Jetta, and 2015 Volkswagen Jetta. However, it is still accessible from the selected car via links, so may be relevant.

Special Tools And Workshop Equipment Required 

GWWN45-0039Courtesy of VOLKSWAGEN GROUP OF AMERICA, INC.

Install the transportation protection for the valve domes on the ABS Hydraulic Unit -N55- after separating the ABS Control Module -J104- from the ABS Hydraulic Unit -N55-.

The warranty on the ABS Hydraulic Unit -N55- will not be honored if the transportation protection is missing.

  1. Transportation Protection for Valve Body (Foam)
  2. M10 Plug
  3. M12 Plug

-- Remove the ABS Hydraulic Unit -N55- together with the ABS Control Module -J104-. Refer to ABS Control Module -J104- AND ABS Hydraulic Unit -N55-, REMOVING AND INSTALLING, WITH 4-CYLINDER GASOLINE ENGINE AND ABS MARK 60 EC ABS/EDL/ASR/ESP .

-- Place the ABS Hydraulic Unit -N55- and the ABS Control Module -J104- on a clean level surface facing upward.

-- Remove the bolts -arrows-.

GWWM45-10015Courtesy of VOLKSWAGEN GROUP OF AMERICA, INC.

-- Remove the ABS Control Module -J104- from the ABS Hydraulic Unit -N55- in the direction of -arrow- without tilting it.

GWWN45-10160Courtesy of VOLKSWAGEN GROUP OF AMERICA, INC.

-- Carefully remove all the seals from the valve domes on the ABS Hydraulic Unit -N55-.

WARNING:
  • The circuit board is exposed when the ABS Control Module -J104- is removed.
  • No moisture and dirt particles may get into the ABS Control Module -J104-.
  • Avoid electrostatic charge!

-- Cover the solenoid coils of the ABS Control Module -J104- with a lint-free cloth.

Installing. Refer to ABS Control Module -J104-, ATTACHING TO ABS Hydraulic Unit -N55- (ABS MARK 60 EC ABS/EDL/ASR/ESP) .