Legend of wiring diagram for lumbar support - PE91.29-P-2109-60MAA
Model 164.1 as of model year 09/YoM 08 model refinement package except CODE (409) Left/right front multicontour seats, driver-side, Control unit N32/23
Model 164.8 as of model year 09/YoM 08 except CODE (409) Left/right front multicontour seats, driver-side, Control unit N32/23
| Code | Designation | Coordinates |
|---|---|---|
| A0 | Color code key | 23L |
| F4 | Load compartment fuse and relay box | 3L |
| F4f63 | Fuse 63 | 2L |
| M25/4 | Driver lumbar support pump | 9L |
| M25/4 | Driver lumbar support pump | 14L |
| N32/1 | Driver front seat adjustment control unit with memory | 12L |
| N32/23 | Driver lumbar support regulator control unit | 13A |
| S109/2 | Driver lumbar support adjustment switch | 16L |
| U12 | Valid for left-hand drive vehicles | 5H |
| U13 | Valid for right-hand drive vehicles | 6H |
| U63 | Valid for seat adjustment without memory | 1D |
| U71 | Valid for seat adjustment with memory | 10D |
| W 15/1 | Ground (right footwell) | 8L |
| W 15/2 | Ground (left footwell) | 5L |
| X55/3 | Left front seat contacting strip | 1H |
| Z6/94 | Driver seat circuit 31 connector sleeve | 6E |
| Z61/18 | Driver seat circuit 15R connector sleeve | 1E |
| Z204/4 | Circuit 31 right footwell voltage distributor connector | 7L |