Multi-Contour Seat Control Modules J873/J872

Multi-contour Seat Control Modules J873/J872

Includes Left front multi-contour seat control module (J873) / right front multi-contour seat control module (J872)

Removing

- Remove the backrest cover. Refer to => [ Backrest Cover ] Backrest Cover.

- For reinstallation, mark pneumatic lines at the separating point with a waterproof permanent marker.

• Original Replacement Parts have an integrated check valve and restrictor and the connection for the restrictor has been removed.

• Remove the external check valve if installing a multi-contour seat control module that contains a check valve. Refer to the Parts Catalog

• Original replacement parts are delivered with short sections of line to which pneumatic lines with line connectors are connected.

• Before disconnecting the pneumatic lines, transfer the length of the sections of line from the original spare part to the part to be removed and disconnect at exactly this point.

- Disconnect the connector - 5 -.






- Version with a separate check valve: disconnect the pneumatic line from the check valve - 1 -. Refer to => [ Check Valve ] Check Valve.

- Version with an integrated check valve: disconnect the pneumatic line, refer to => [ Disconnecting and Connecting Pneumatic Lines ] Disconnecting and Connecting Pneumatic Lines.

- Push multi-contour front seat control module - 3 - up - arrow - and remove it.

- Disconnect pneumatic lines - 2, 4 - at the multi-contour front seat control module. Refer to => [ Disconnecting and Connecting Pneumatic Lines ] Disconnecting and Connecting Pneumatic Lines.

Installation

Install in reverse order of removal. Note the following:

Information for installation: for example tightening specifications, replacing body parts, refer to => [ Front Multi-contour Seat Control Module, Lumbar Support air Cushion Module Carrier and Backrest Fan Assembly Overview ] Front Multi-Contour Seat Control Module, Lumbar Support Air Cushion Module Carrier and Backrest Fan Assembly Overview.