Wiring diagram of automatic air conditioning (AAC) control unit - PE83.40-P-2101-97DAB
MODEL 212 with CODE 581 (Automatic air conditioning) Control unit N22/7, sheet 1
| Code: | Designation: | Position: |
|---|---|---|
| A0 | Color code key | 88L |
| A9 | Refrigerant compressor | 22L |
| A9/7 | Refrigerant compressor with magnetic clutch | 31L |
| A9/7 | Refrigerant compressor with magnetic clutch | 29L |
| A9/7 | Refrigerant compressor with magnetic clutch | 26L |
| A9/7x1 | Electrical connector 1 for refrigerant compressor with magnetic clutch | 31K |
| A9/7x1 | Electrical connector 1 for refrigerant compressor with magnetic clutch | 25K |
| A9/7x1 | Electrical connector 1 for refrigerant compressor with magnetic clutch | 29K |
| A9/7y1 | Refrigerant compressor regulation valve | 26L |
| A9/7y2 | Refrigerant compressor magnetic clutch | 29L |
| A9/7y2 | Refrigerant compressor magnetic clutch | 27L |
| A9/7y2 | Refrigerant compressor magnetic clutch | 31L |
| A9x1 | Refrigerant compressor electrical connector | 22K |
| A9y1 | Refrigerant compressor regulation valve | 22L |
| B10/38 | Rear footwell air outlet temperature sensor | 77L |
| B10/4 | Interior temperature sensor | 43L |
| B12 | Refrigerant pressure sensor | 37L |
| B31 | Emissions sensor | 39L |
| B82 | Vehicle interior humidity/temperature sensor | 79L |
| CAN B | Interior CAN | 46K |
| Code B09 | Refrigerant compressor with magnetic clutch | 25E |
| E10/1 | Left center air outlet symbol illumination | 48L |
| E10/2 | Left front side air outlet symbol illumination | 50L |
| E10/3 | Right front side air outlet symbol illumination | 51L |
| E10/5 | Rear air outlet symbol illumination | 52L |
| M16/33 | Left B-pillar air distribution actuator motor | 74L |
| M16/34 | Right B-pillar air distribution actuator motor | 72L |
| M2/1 | Rear blower motor | 65L |
| N10/1 | Front SAM control unit with fuse and relay module | 4L |
| N10/1 | Front SAM control unit with fuse and relay module | 13L |
| N10/1 | Front SAM control unit with fuse and relay module | 34L |
| N10/1f12 | Fuse 12 | 1K |
| N10/2 | Rear SAM control unit with fuse and relay module | 58L |
| N10/2f66 | Fuse 66 | 57L |
| N22/4 | Rear air conditioning operating unit | 69L |
| N22/7 | Automatic air conditioning control and operating unit | 4A |
| N22/7 | Automatic air conditioning control and operating unit | 12A |
| N22/7 | Automatic air conditioning control and operating unit | 20A |
| N22/7 | Automatic air conditioning control and operating unit | 28A |
| N22/7 | Automatic air conditioning control and operating unit | 36A |
| N22/7 | Automatic air conditioning control and operating unit | 45A |
| N22/7 | Automatic air conditioning control and operating unit | 53A |
| N22/7 | Automatic air conditioning control and operating unit | 61A |
| N22/7 | Automatic air conditioning control and operating unit | 70A |
| N22/7 | Automatic air conditioning control and operating unit | 77A |
| N22/7s1 | Rear window heater button | 7A |
| N22/7s2 | Air recirculation mode button | 11A |
| N70/3 | Overhead control panel electronics | 19L |
| U12 | Valid for left-hand drive vehicles | 40H |
| U12 | Valid for left-hand drive vehicles | 10F |
| U12 | Valid for left-hand drive vehicles | 3C |
| U12 | Valid for left-hand drive vehicles | 32F |
| U12 | Valid for left-hand drive vehicles | 40F |
| U12 | Valid for left-hand drive vehicles | 54J |
| U13 | Valid for right-hand drive vehicles | 10F |
| U13 | Valid for right-hand drive vehicles | 40J |
| U13 | Valid for right-hand drive vehicles | 3C |
| U13 | Valid for right-hand drive vehicles | 32F |
| U13 | Valid for right-hand drive vehicles | 43F |
| U13 | Valid for right-hand drive vehicles | 54J |
| U328 | Valid for air outlet symbol illumination | 48D |
| U74 | Valid for diesel engines | 21E |
| U74 | Valid for diesel engines | 28F |
| U75 | Valid for gasoline engines | 23E |
| U75 | Valid for gasoline engines | 30F |
| U897 | Valid for intelligent servo module for DIRECT SELECT | 75F |
| U897 | Valid for intelligent servo module for DIRECT SELECT | 53J |
| U897 | Valid for intelligent servo module for DIRECT SELECT | 65E |
| U897 | Valid for intelligent servo module for DIRECT SELECT | 60E |
| U940 | Valid without DIRECT SELECT | 53J |
| U940 | Valid without DIRECT SELECT | 62K |
| U940 | Valid without DIRECT SELECT | 63E |
| U940 | Valid without DIRECT SELECT | 75F |
| U991 | Valid for all except tilting/sliding roof | 17G |
| W15/1 | Right footwell ground point | 33H |
| W15/2 | Left footwell ground point | 33H |
| W15/5 | Left front footwell ground point | 4F |
| W15/5 | Left front footwell ground point | 11G |
| W15/5 | Left front footwell ground point | 40L |
| W15/5 | Left front footwell ground point | 55L |
| W15/7 | Right front footwell ground point | 11G |
| W15/7 | Right front footwell ground point | 40L |
| W15/7 | Right front footwell ground point | 4F |
| W15/7 | Right front footwell ground point | 55L |
| W18 | Left front seat crossmember ground point | 54L |
| W18 | Left front seat crossmember ground point | 63L |
| W19 | Right front seat crossmember ground point | 54L |
| W19 | Right front seat crossmember ground point | 61E |
| X138/1 | Front center console electrical connector | 66G |
| X138/1 | Front center console electrical connector | 60H |
| X138/1 | Front center console electrical connector | 76H |
| X15/5 | Temperature sensor electrical connector | 43G |
| X18 | Vehicle interior and harness for taillamp electrical connector | 70F |
| X25/2 | Engine compartment/interior electrical connector | 14G |
| X25/2 | Engine compartment/interior electrical connector | 34F |
| X26 | Interior and engine wiring harness electrical connector | 31H |
| X26 | Interior and engine wiring harness electrical connector | 24G |
| X26 | Interior and engine wiring harness electrical connector | 22G |
| X26 | Interior and engine wiring harness electrical connector | 27H |
| X26 | Interior and engine wiring harness electrical connector | 29H |
| X30/32 | Left vehicle floor interior CAN voltage distributor electrical connector | 46L |
| X83/11 | Circuit 56 exterior lights switch electrical connector | 78G |
| Z111 | Air conditioning connector sleeve 1 | 35G |
| Z37/6z2 | CAN bus high connector sleeve | 46E |
| Z37/7z2 | CAN bus low connector sleeve | 47E |
| Z50/1 | Circuit 58d instrument panel connector sleeve | 4G |
| Z50/1 | Circuit 58d instrument panel connector sleeve | 50G |
| Z51/6 | Circuit 58d vehicle interior connector sleeve | 9G |
| Z51/6 | Circuit 58d vehicle interior connector sleeve | 70H |
| Z51/6 | Circuit 58d vehicle interior connector sleeve | 52E |
| Z6/79 | Front center console circuit 31 connector sleeve | 61L |
| Z6/85 | Sensor ground connector sleeve | 2H |
| Z6/85 | Sensor ground connector sleeve | 43E |
| Z6/85 | Sensor ground connector sleeve | 76D |
| Z68/1 | Instrument panel circuit 31 climate control LIN connector sleeve | 5G |
| Z68/1 | Instrument panel circuit 31 climate control LIN connector sleeve | 70D |
| Z68/1 | Instrument panel circuit 31 climate control LIN connector sleeve | 79E |
| Z68/10 | Instrument panel LIN connector sleeve | 5D |
| Z68/10 | Instrument panel LIN connector sleeve | 79E |
| Z68/11 | Rear air conditioning LIN bus ground line connector sleeve | 70G |
| Z68/12 | Rear air conditioning LIN bus positive lead connector sleeve | 72G |
| Z68/13 | Rear air conditioning LIN bus data line connector sleeve | 71G |
| Z6z1 | Circuit 31 connector sleeve | 40G |
| Z6z1 | Circuit 31 connector sleeve | 49E |
| Z6z3 | Circuit 31 connector sleeve | 4D |
| Z7/21 | Air conditioning circuit 30 connector sleeve | 6G |
| Z7/21 | Air conditioning circuit 30 connector sleeve | 72D |
| Z7/21 | Air conditioning circuit 30 connector sleeve | 79D |