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Removing and installing parking brake motor > < Overview of electromechanical parking brake components

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Removing and installing control unit for electromechanical parking brakeJ540
Removing and installing control unit for electromechanical parking brake -J540-
The control unit for electromechanical parking brake -J540- and the ESP sensor unit -G419- are installed in a housing below the centre console.
After the control unit for electromechanical parking brake -J540- has been replaced together with the ESP sensor unit -G419-, it is necessary to code the ABS control unit -J104- and to carry out a basic setting of the „brake system“ (electromechanical parking brake).
  WARNING
Severe shocks (e.g. dropping, impact) may destroy the ESP sensor unit -G419-. The ESP sensor unit -G419- may not then be used any further.
Removal:
–  Remove centre console → General body repairs, interior; Rep. gr.68.
–  Undo and remove the 3 nuts -arrows-.
   
–  Unplug connector -1- from control unit for electromechanical parking brake -J540-.
–  Remove control unit for electromechanical parking brake -J540-.
Installation
–  Installation is carried out in reverse order.
When installing control unit for electromechanical parking brake -J540-, ensure that it is correctly seated in its bracket and is free of stress.
  Note
Under no circumstances the securing nuts should be used to forcibly position the control unit for electromechanical parking brake -J540-.
–  Tighten securing nuts to 9 Nm.
–  Code the control unit -J104- using the "Guided Fault Finding" of the → Vehicle diagnostic, testing and information system VAS 5051.
During this process a basic adjustment is made to the steering wheel angle sender -G85-, to the transversal acceleration sender -G200-, the longitudinal acceleration sender -G201- and the braking pressure sender -G251-.
–  Carry out basic setting of „brake system“ (electromechanical parking brake).
Connecting → Vehicle diagnostic, testing and information system VAS 5051 and selecting functions → Chapter.
  N46-10098

Removing and installing parking brake motor > < Overview of electromechanical parking brake components