Lumbar pump, component description - GF91.29-P-5260SX
MODEL 216.3, 221.0/1
except CODE (409) Left/right front multicontour seat
except CODE (432) Left and right dynamic multicontour seat
up to Model Year 8
Shown on model 221.0
Location
The lumbar pump is located on the left in the luggage compartment behind the lining.
Task
- Compressed air supply for the lumbar support cushion in the respective front seat
- Compressed air supply for the rear head restraint lowering mechanism (RHR [KAF])
- Automatic cutout of the compressed air supply after 60 s
- Leakage recognition of the system