Front heated seats (HS) diagnosis troubleshooting - AD91.30-P-5000GH
MODEL 163 with CODE (873) heated seats, left and right front seat
| Front heated seats (HS), diagnosis previous knowledge | AD91.30-P-2000GH | ||
| Troubleshooting | |||
| Complaint | Possible cause | Notes | Remedy |
| Left and right front seat Heated seats completely inoperative |
Convenience relay (F1 k14) | AD72.29-P-6000-22GH | |
| Left front seat | Left front heated seat relay, stage 1 (K59) | AD91.30-P-6000-11GH | |
| Heated seats inoperative on heater stage I | Left front seat heater switch (S51 /1) | AD91.30-P-6000-09GH | |
| Left front seat cushion heater element (R13/1) Left front backrest heater element (R13/2) |
AD91.30-P-6000-21GH | ||
| Left front seat | Left front heated seat relay, stage 2 (K59/1) | AD91.30-P-6000-12GH | |
| Heated seats inoperative on heater stage II | Left front seat heater switch (S51 /1) | AD91.30-P-6000-09GH | |
| Left front seat Left front seat cushion heater element (R13/1) inoperative on heater stage II |
Left front seat cushion heater element (R13/1) | AD91.30-P-6000-21GH | |
| Left front seat Left front backrest heater element (R13/2) inoperative on heater stage II. |
Left front backrest heater element (R13/2) | AD91.30-P-6000-21GH | |
| Right front seat | Right front heated seat relay, stage I (K59) | AD91.30-P-6000-13GH | |
| Heated seats inoperative on heater stage I | Right front seat heater switch (S51/2) | AD91.30-P-6000-10GH | |
| Right front seat cushion heater element (R13/3) Right front backrest heater element (R13/4) |
AD91.30-P-6000-22GH | ||
| Right front seat | Right front heated seat relay, stage II (K59/1) | AD91.30-P-6000-14GH | |
| Heated seats inoperative on heater stage II | Right front seat heater switch (S52/1) | AD91.30-P-6000-10GH | |
| Right front seat Right front seat cushion heater element (R13/3) inoperative on heater stage II |
Right front seat cushion heater element (R13/3) | AD91.30-P-6000-22GH | |
| Right front seat Right front backrest heater element (R13/4) inoperative on heater stage II |
Right front backrest heater element (R13/4) | AD91.30-P-6000-22GH |