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Home >> Volkswagen >> 2021 >> Golf Standard Trans >> Repair and Diagnosis (Single Page) >> Brakes >> Traction Control >> Antilock Brake System >> 45 Antilock Brake System >> Control Module And Hydraulic Unit >> ABS Control Module -J104- /ABS Hydraulic Unit -N55-, REMOVING AND INSTALLING >> Abs Control Module And Abs Hydraulic Unit, Gasoline Engine, Removing And Installing >> Removing
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Abs Control Module And Abs Hydraulic Unit, Gasoline Engine, Removing And Installing: Removing

WARNING:

Do not bend the brake lines near the ABS Hydraulic Unit -N55- !

-- Read and note the present control module coding.

-- If the vehicle has a coded radio, get the radio code from the customer before beginning.

-- Disconnect the battery. Refer to BATTERY, DISCONNECTING AND CONNECTING .

-- If equipped, remove the engine cover. Refer to ENGINE COVER, REMOVING AND INSTALLING .

-- If equipped, remove the heat shield -1-.

GWWM45-10038Courtesy of VOLKSWAGEN GROUP OF AMERICA, INC.

-- Unclip the heat shield -1- from the bracket -2- -arrow-.

-- Unclip the wire routing.

-- Push the lock washer downward in the direction of -arrow A-.

GWWA45-10178Courtesy of VOLKSWAGEN GROUP OF AMERICA, INC.

-- Release the locking mechanism in the direction of -arrow B-.

-- Remove the connector -1-.

-- Install the : VAG1869/2  .

Fig 1: Identifying Brake Pedal Depressor V.A.G 1869/2
GWWA44-0007Courtesy of VOLKSWAGEN GROUP OF AMERICA, INC.

-- Attach the bleeder bottle bleed hose -1- to the left front brake caliper bleed valve.

Fig 2: Identifying Bleed Valve
GWWM46-10052Courtesy of VOLKSWAGEN GROUP OF AMERICA, INC.

-- Open the bleed valve.

-- Attach the bleeder bottle bleed hose -1- to the left rear brake caliper bleed valve.

Fig 3: Identifying V.A.G 1869/2
GWWM46-10039Courtesy of VOLKSWAGEN GROUP OF AMERICA, INC.

-- Open the bleed valve.

-- Push the brake pedal with the : VAG1869/2  at least 60 mm.

-- Close left front and left rear bleeder valves.

-- Do not remove the : VAG1869/2  .

NOTE:

Make sure no brake fluid gets onto contacts.

-- Remove the cover from the bulkhead and unclip the brake line.

-- Label both brake lines -5 and 6-.

Fig 4: Brake Lines, Attaching To Hydraulic Unit Sequence
GWWN45-10263Courtesy of VOLKSWAGEN GROUP OF AMERICA, INC.

-- Remove the brake lines -5 and 6- from the ABS Hydraulic Unit -N55-.

-- Close brake lines and open connections using Sealing Plugs from the Repair Kit: 1H0 698 311 A  or with suitable plugs from the : VAS6122  .

-- Label the remaining brake lines (brake caliper) -arrows- and remove.

GWWA45-10157Courtesy of VOLKSWAGEN GROUP OF AMERICA, INC.

-- Close brake lines and open connections using Sealing Plugs from the Repair Kit: 1H0 698 311 A  or with suitable plugs from the : VAS6122  .

-- Pull the ABS Control Module -J104- with the ABS Hydraulic Unit -N55- upward from the shock absorber in direction of -arrow-.

GWWN45-10247Courtesy of VOLKSWAGEN GROUP OF AMERICA, INC.

-- Remove the bracket in the vehicle from the hydraulic unit -arrows- (only on engines with too little clearance between the cross panel and engine).

GWWN45-10261Courtesy of VOLKSWAGEN GROUP OF AMERICA, INC.