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Home >> Volkswagen >> 2012 >> Passat TDI SE, Standard Trans >> Repair and Diagnosis >> External Pages >> Different car >> Section 89 (Antilock Brake System) >> 45 Antilock Brake System >> Removal And Installation >> Abs Control Module And Hydraulic Unit >> Removing
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Abs Control Module And Hydraulic Unit: Removing

WARNING: This page does not describe the selected car, but rather 7 other vehicles, including the 2018 Volkswagen Tiguan Limited, 2017 Volkswagen Tiguan, 2016 Volkswagen Tiguan, 2015 Volkswagen Tiguan, and 2014 Volkswagen Tiguan. However, it is still accessible from the selected car via links, so may be relevant.

Component location: 

The control module is bolted to the hydraulic unit and is located at the left of the engine compartment under the battery carrier.

WARNING:

Do not bend the brake lines near the hydraulic unit.

-- Read and note the present control module coding.

-- On vehicles with a coded radio, note the code. Retrieve it if necessary.

-- Disconnect battery [For transmission(s) 0A6,09M] Removal and Installation .

-- Remove the air filter housing. Refer to [For transmission(s) 0A6,09M] [For engine(s) CCTA] Removal and Installation .

-- Remove battery and the battery carrier. Refer to [For transmission(s) 0A6,09M] Removal and Installation .

-- Open the cable guide, remove both wiring harnesses and set aside.

-- Remove the cable guide from the console.

-- Press the red securing clip down in the direction of the -arrow-.

Fig 1: Pressing Down Red Securing Clip In Direction Of -Arrow-
GWWN45-10145Courtesy of VOLKSWAGEN GROUP OF AMERICA, INC.

-- Disengage connector from control module in direction of arrow and disconnect.

Fig 2: Releasing Connector From Control Module To Remove In Direction Of -Arrow-
GWWN45-10146Courtesy of VOLKSWAGEN GROUP OF AMERICA, INC.

-- Install the Brake Pedal ActuatorV.A.G 1869/2.

Fig 3: 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 4: 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 5: Identifying V.A.G 1869/2
GWWM46-10039Courtesy of VOLKSWAGEN GROUP OF AMERICA, INC.

-- Open the bleed valve.

-- Depress the brake pedal at least 60 mm using the Brake Pedal Actuator V.A.G 1869/2.

-- Close left front and left rear bleeder valves.

-- Do not remove the Brake Pedal Actuator V.A.G 1869/2.

-- Place sufficient lint-free cloths under the control module and hydraulic unit.

Make sure that brake fluid does not come in contact with the terminals.

-- First mark both brake lines from the brake master cylinder and remove them.

-- Seal brake lines and threaded holes immediately with sealing plugs from Repair Set 1H0 698 311 A.

-- Mark, unfasten and plug the remaining brake lines (brake calipers).

-- Lift the hydraulic unit with control module up and out of the dampers -arrow-.

Fig 6: Lifting Hydraulic Unit With Control Module Up And Out Of Dampers -Arrow-
GWWN45-10147Courtesy of VOLKSWAGEN GROUP OF AMERICA, INC.