Legend of wiring diagram for fully electric seat adjustment (ESA) - PE91.29-P-2004-60MAB
Model 164 as of 1.9.06
| Code | Designation | Coordinates |
|---|---|---|
| A0 | Color code key | 40L |
| F4 | Load compartment fuse and relay box | 17A |
| F4f62 | Fuse 62 | 18A |
| F4f63 | Fuse 63 | 16A |
| M27/1 | Seat fore/aft adjustment motor, driver | 7L |
| M27/2 | Rear seat height adjustment motor, driver | 3L |
| M27/3 | Front seat height adjustment motor, driver | 5L |
| M27/5 | Backrest angle adjustment motor, driver | 2L |
| M28/1 | Seat fore/aft adjustment motor, front passenger | 30L |
| M28/2 | Rear seat height adjustment motor, front passenger | 26L |
| M28/3 | Front seat height adjustment motor, front passenger | 28L |
| M28/5 | Backrest angle adjustment motor, front passenger | 24L |
| N10/8 | Rear SAM control unit | 18L |
| S22 | Driver seat adjustment switch | 4A |
| S22 | Driver seat adjustment switch | 12A |
| S22s2 | Front seat raise/lower switch | 5A |
| S22s3 | Seat fore/aft switch | 9A |
| S22s4 | Rear seat raise/lower switch | 3A |
| S22s5 | Backrest switch | 1A |
| S23 | Front passenger seat adjustment switch | 20A |
| S23 | Front passenger seat adjustment switch | 29A |
| S23s2 | Front seat raise/lower switch | 28A |
| S23s3 | Seat fore/aft switch | 32A |
| S23s4 | Rear seat raise/lower switch | 26A |
| S23s5 | Backrest switch | 24A |
| U12 | Valid for left-hand drive vehicles | 11H |
| U12 | Valid for left-hand drive vehicles | 21H |
| U13 | Valid for right-hand drive vehicles | 12H |
| U13 | Valid for right-hand drive vehicles | 20H |
| W 15/1 | Ground (right footwell) | 13L |
| W 15/1 | Ground (right footwell) | 23L |
| W 15/2 | Ground (left footwell) | 11L |
| W 15/2 | Ground (left footwell) | 21L |
| X54/31 | Driver seat external power feed separation point | 6H |
| X54/32 | Front passenger seat external power feed separation point | 29H |
| X55/3 | Left front seat contacting strip | 11H |
| X55/4 | Right front seat contacting strip | 20H |
| Z6/94 | Driver seat circuit 31 connector sleeve | 13E |
| Z61/18 | Driver seat circuit 15R connector sleeve | 14E |
| Z204/4 | Circuit 31 right footwell voltage distributor connector | 12L |
| Z204/4 | Circuit 31 right footwell voltage distributor connector | 22L |