9-3 XWD (9440) L4-2.0L Turbo (B207R) (2009)
Main task
To drive the air pump compressor.
Type
DC permanent magnet motor that drives a diaphragm compressor. This is used to fill the lumbar support air cushion with air. The compressor comprises
a housing with four diaphragm pumps driven by an eccenter on the motor shaft.
Connect
The motor pin 3 is powered from fuse 27 in REC via the lumbar support switch (357o) pin 1. Pin 2 on the motor is connected to ground.
Motor, Backrest Adjustment, Electrically Operated Driver's Seat With Memory (357Dd)
Motor, Backrest Adjustment, Electrically Operated Driver's Seat With Memory (357Dd)
Location
Motor, backrest adjustment, electrically operated driver's seat with memory (357Dd)