ETS/ESP hydraulic modulator installation details
DK - First working diagonal circuit; HL - To the left rear wheel brake caliper; HR - To the brake caliper of the right rear wheel; SK - Second working diagonal circuit; VL - To the left front wheel brake caliper; VR - To the brake caliper of the right front wheel
1. The details of the installation of the hydromodulator are shown in the illustration, to which all references in the text refer.
2. Turn off the ignition.
3. Remove the windshield washer fluid reservoir (see Chapter Body).
4. After marking, disconnect the hydraulic lines from the ETS/ESP hydraulic modulator - immediately seal the open ends of the lines and nipple connectors.
5. Remove the left front wheel and wheel arch protection liner.
6. After releasing the bayonet lock, disconnect the 15-pin electrical connector of the hydraulic modulator.
[Article borrowed from the web portal: www.mercedesman.ru]
7. Unbolt from the carrier plate, remove the hydraulic modulator and extract it from the engine compartment through the wheel arch, having first released the transfer case ventilation line from the clamps. If necessary, lift up and remove the mounting plate from the rubber cushions.
8. Installation is carried out in the reverse order - make sure that the hydraulic lines are connected correctly.
9. Finally, bleed the brake system (see Section Bleeding the brake system) and clear the memory of the on-board diagnostic system module (see Chapter Engine electrical systems).