Connection Diagram - Pneumatic System, Multi-Contour Seat Through 08/2012
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- Driver Multi-contour Seat Compressor -V439-
- Front passenger side: Front Passenger Multi-contour Seat Compressor -V440-
- Module Carrier with Air Cushions for Lumbar Support
- Left Seat Bolster Inflation Adjuster
- Left Backrest Bolster Inflation Adjuster
- Restrictor
- For exhaust air
- Depending on the version, separate component or integrated in the multi-contour seat control module
- The connection for the restrictor has been removed from the Multi-contour seat control module with an integrated restrictor. Refer to the Parts information.
- Check Valve
- Depending on the version, separate component or integrated in the multi-contour seat control module
- Remove the external check valve if installing a Multi-contour seat control module that contains a check valve. Refer to the Parts information.
- Valve Block 2 in Driver Seat -N476-
- For massage mat
- Front passenger side: Valve Block 2 in Front Passenger Seat -N478-
- Massage Mat
- Valve Block 1 in Driver Seat -N475-
- For massage mat
- Front passenger side: Valve Block 1 in Front Passenger Seat -N477-
- Driver Multi-contour Seat Control Module -J873-
- Front passenger side: Front Passenger Multi-contour Seat Control Module -J872-
- The connection for the restrictor is deleted on the Original Replacement Part with an integrated check valve and the separate check value must be removed. Refer to the Parts information.
- Pulsation Damper
- Right Backrest Bolster Inflation Adjuster
- Right Seat Bolster Inflation Adjuster