Electromechanical Parking Brake Actuator: Installing

WARNING: This page is about a different variant/trim than selected.

-- Install new seal.

-- Turn the brake caliper adjuster screw -1- back slightly.

Fig 1: Positioning Actuator

Courtesy of AUDI OF AMERICA, LLC

NOTE:

This makes it easier to install the actuator.

-- Position the actuator.

NOTE:

Make sure that the seal is seated correctly.

-- -2- Then rotate actuator so bolt hole -a- and threads in brake caliper housing -b- line up.

Fig 2: Identifying Item 2 Rotate Actuator So Bolt Hole And Threads In Brake Caliper Housing Are Brought Into Alignment

Courtesy of AUDI OF AMERICA, LLC

NOTE:

Make sure that parking brake actuator is seated flush against the brake caliper.

-- Attach both actuator bolts (Torx® 30). Tightening specification: 12 Nm.

Fig 3: Attaching Both Actuator Bolts

Courtesy of AUDI OF AMERICA, LLC

NOTE:

Position bolts by hand and screw in a few turns. If threads are damaged, entire brake caliper must be replaced!

NOTE:

Only insert connector by hand to avoid damaging it.

Make sure that connectors on vehicle side and actuator side are free of dirt and damage.

-- Install connector.

NOTE:

After replacing actuator, basic setting 006 must be performed with the vehicle diagnostic tester in the EPB function.

Use vehicle diagnostic tester.

-- then select Basic Setting 006 under "Function".

-- Under chassis (Repair Group 01:34-65).

-- Brake system (Repair Group 01:45-46).

-- 01 - On Board Diagnostic (OBD) capable systems.

-- J540 - Electro-Mechanical Parking Brake Control Module.

-- J540 - Basic setting (3 electrical parking brake function test).