Abs Control Module And Abs Hydraulic Unit, Removing And Installing, RHD: Removing

Component location of the ABS Hydraulic Unit -N55- and the ABS Control Module -J104- in RHD vehicles:

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1 - Brake Booster with Master Brake Cylinder

2 - ABS Hydraulic Unit -N55- and ABS Control Module -J104-

CAUTION:

- Never forcefully bend the brake lines in the hydraulic unit area.

-- Disconnect the battery. Refer to BATTERY [For engine(s) CYFB] .

-- Remove the battery tray -1-.Refer to BATTERY [For engine(s) CYFB] .

-- Insert the Brake Pedal Actuator:VAG1869/2 .

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-- Remove the noise insulation. Refer to NOISE INSULATION .

-- Press the locking mechanism downward -arrow A-.

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NOTE:

The illustration shows the installation position of the ABS Hydraulic Unit -N55- and the ABS Control Module -J104- in a LHD vehicle:

-- Release the connector in the -direction of the arrow B-.

-- Remove the connector -1-.

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

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-- Open the breather valve.

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

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-- Open the breather valve.

-- Push the brake pedal at least 60 mm using the Brake Pedal Actuator:VAG1869/2 .

-- Close the left front and left rear bleeder valves.

-- Do not remove the Brake Pedal Actuator:VAG1869/2 .

-- Place enough lint-free cloths under the ABS Control Module -J104- and the ABS Hydraulic Unit -N55-.

NOTE:

Pay attention that brake fluid does not run on the ABS Control Module -J104- contacts.

-- First label both brake lines from the brake master cylinder -A- and -B-.

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-- Remove both the brake master cylinder brake lines -A- and -B- from the ABS Hydraulic Unit -N55-.

-- Immediately seal the threaded holes with the plugs from the assembly repair kit 5Q0 698 311.

-- Label the remaining brake lines (brake caliper) and remove. Seal the threaded holes -2-.

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-- Place the dust caps for the bleeder valves on the brake lines.

-- Remove the ABS Hydraulic Unit -N55- -1- together with the bracket -2- in the -direction of the arrow-.

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-- This will remove the rubber buffers -arrows- from the bracket stud bolts -3- at the same time.

-- Guide out the hydraulic unit from the vehicle.