Overview of system components for seat heater (SIH) - GF91.30-P-9999LA
MODEL 216.3 as of model year 09/YoM 08 with CODE (873) Heated left and right front seats
| Left front seat control unit, component description | N32/1 | GF91.29-P-5230LE |
| Right front seat control unit, component description | N32/2 | GF91.29-P-5240LE |
| Left door control unit, component description | N69/1 | GF72.29-P-4124LA |
| Right door control unit, component description | N69/2 | GF72.29-P-4128LA |
| Component description for the EZS control unit | N73 | GF80.57-P-6003LE |
| Seat heater (SIH) function description table of contents | GF91.30-P-0998LA |