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Home >> Volkswagen >> 2015 >> Jetta Base >> Repair and Diagnosis (Single Page) >> Brakes >> Traction Control >> 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- (Mark 70 Abs/ASR)
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Abs Control Module -J104-, Separating From Abs Hydraulic Unit -N55- (Mark 70 Abs/ASR)

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- /ABS Hydraulic Unit -N55-, REMOVING AND INSTALLING .

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

-- Remove the bolts -arrows-.

GWWN45-10043Courtesy 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.

GWWN45-10044Courtesy 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-.
  • The pump must not be separated from the ABS Hydraulic Unit -N55-.
  • Avoid electrostatic charge!

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

Use the valve body transportation protection after disconnecting the ABS Control Module -J104- and the ABS Hydraulic Unit -N55-.

Installing. Refer to ABS Control Module -J104-, ATTACHING TO ABS Hydraulic Unit -N55- (MARK 70 ABS/ASR) .