Legend of electrical function diagram for heated seats (SIH) and seat ventilation - PE91.30-U-2052-60MAA
MODEL 164 with CODE (401) Front deluxe seats, incl. seat heating and seat ventilation with CODE (872) Electrically heated left and right rear seats
| Item | Designation | Coordinates |
|---|---|---|
| A8/1 | Transmitter key | 3C |
| M18/9 | Left front seat cushion ventilation motor group | 10G |
| M18/10 | Left front seat backrest ventilation motor group | 10G |
| M18/11 | Right front seat cushion ventilation motor group | 10J |
| M18/12 | Right front seat backrest ventilation motor group | 10J |
| N10 | Front SAM control unit | 10D |
| N25/7 | HS [SIH], seat ventilation and steering wheel heater control unit | 7H |
| N29/5 | Left front seat ventilation blower regulator | 9H |
| N29/6 | Right front seat ventilation blower regulator | 9H |
| N72/1 | Upper control panel control module | 2H |
| N72/1s10 | Left front HS switch | 1G |
| N72/1s11 | Right front HS switch | 3G |
| N72/1s13 | Left front seat ventilation switch | 1G |
| N72/1s14 | Right front seat ventilation switch | 3G |
| N72/2 | RCP [HBF] control module | 7B |
| N72/2s10 | Left HS [SIH] switch, 2nd seat row | 5C |
| N72/2s11 | Right HS [SIH] switch, 2nd seat row | 9C |
| N73 | DI control module | 3B |
| R13/1 | Left front seat heated cushion | 12B |
| R13/2 | Left front backrest heated cushion | 12C |
| R13/3 | Right front seat heated cushion | 12H |
| R13/4 | Right front backrest heated cushion | 12H |
| R13/5 | Left 2nd row seat heated cushion | 4K |
| R13/6 | Left 2nd row backrest heated cushion | 4L |
| R13/7 | Right 2nd row seat heated cushion | 10K |
| R13/8 | Right 2nd row backrest heated cushion | 10L |