| Model Code | Description | |
|---|---|---|
| 01 | 641.811, 641.813, 641.815, 641.817, 641.840, 641.845, 641.850, 641.853, 641.877, 641.899, 642.814, 642.842 | HOT WATER ADDITIONAL HEATER; MAKE WEBASTO |
| 02 | 641.810, 655.592 | WITH CODE K15 AND LESS CODE M97 |
| 03 | 641.810, 641.811, 641.812, 641.813, 641.815, 641.817, 641.840, 641.853, 641.894, 642.818, 642.819, 642.822, 642.826, 642.827 | WITH CODE K15 |