Replacing The ABS Control Module

Replacing the ABS control module

Removing the ABS control module
Switch off the switch.

Remove
- the engine coolant hoses from the clamps.
- the clamp above the control module.
Remove the bracket for the brake pipe from the inside of the fender.
Clean the control module thoroughly.
Disconnect the control module connector.
Remove the two bolts and the support at the front. Remove the rubber components.
Twist the control module from the fender liner. Remove the four bolts from the control module.
Remove the central bolt.
Carefully remove the control module.

Installing the ABS control module




Check that the seal is clean.

Caution! The surface must not be mechanically processed using a file or scraper. Use a plastic tool.Never clean using a solvent.

Clean the mating surface.
Remove the transport protection.
Carefully install the control module. Install the control module with the connector in the correct position relative to the valves.
Install and hand-tighten the central screw.
Install the four Torx screws in the following two stages:
- tighten the screws crosswise to 3 Nm.
- turn the screws 90°.

Caution! The torque must not exceed 8 Nm.

Tighten the central bolt. Tighten to 17 Nm.
Position the rubber on the central bolt. Install the unit in the support.
Install the rubber components in the support and the unit. Install the support with the two bolts on the front-rear gutter.
Center and tighten the bolts to 25 Nm.

Note! Secure the ground lead for the ABS hydraulic modulator at the rear screw.

Connect the connector.
Secure the brake pipes to the front fender liner.
Position the engine coolant hose(s).

Checking the function of the ABS system
Read off the diagnostic trouble codes (DTCs).
Test drive the car. Check if ABS warning lamp goes out.
Read off and check if any diagnostic trouble codes (DTCs) have been stored.