Wiring diagram for automatic air conditioning (AAC) control unit - PE83.40-P-2101-97CAB
MODEL 216.3 with CODE (580) Air conditioning (or Tempmatic for USA) with CODE (581) Automatic air conditioning Control unit N22/1, sheet 2
| Code: | Designation: | Position: |
|---|---|---|
| A0 | Color code key | 48L |
| A32 | AC air recirculation unit | 20L |
| A32m1 | Blower motor | 22L |
| A32n1 | Blower regulator | 19L |
| A9 | Refrigerant compressor | 24L |
| A9 | Refrigerant compressor | 28L |
| A9 | Refrigerant compressor | 26L |
| B10/31 | Left side outlet temperature sensor | 44K |
| B10/32 | Right side outlet temperature sensor | 46K |
| B10/35 | Left footwell temperature sensor | 44K |
| B10/36 | Right footwell temperature sensor | 46K |
| B10/4 | In-car temperature sensor | 43K |
| B10/6 | Evaporator temperature sensor | 45K |
| B12 | Refrigerant pressure sensor | 13L |
| B31/1 | AAC [KLA] multifunction sensor | 37L |
| B32/2 | AAC [KLA] 4-way sun sensor | 39L |
| M2/30 | Upper left blending air flap actuator motor | 41K |
| M2/31 | Lower left blending air flap actuator motor | 42K |
| M2/5 | Fresh air/air recirculation flaps actuator motor | 42K |
| N10/1 | Front SAM control unit with fuse and relay module | 30L |
| N10/1 | Front SAM control unit with fuse and relay module | 35L |
| N22/1 | AAC [KLA] control unit | 4A |
| N22/1 | AAC [KLA] control unit | 12A |
| N22/1 | AAC [KLA] control unit | 20A |
| N22/1 | AAC [KLA] control unit | 28A |
| N22/1 | AAC [KLA] control unit | 36A |
| N22/1 | AAC [KLA] control unit | 45A |
| R41/1 | Left side air outlet potentiometer | 2L |
| R41/1e1 | Left side air vent symbol illumination | 4K |
| R41/1r1 | Left side air vent potentiometer adjustment wheel | 2K |
| R41/2 | Right side air outlet potentiometer | 6L |
| R41/2e1 | Right side air vent symbol illumination | 5K |
| R41/2r1 | Right side air vent potentiometer adjustment wheel | 6K |
| R41/3 | Front center air outlet potentiometer | 10L |
| R41/3e1 | Front center air vent symbol illumination | 10K |
| R41/3e2 | Front center air vent symbol illumination | 10K |
| R41/3r1 | Left front center air outlet potentiometer | 10K |
| R41/3r2 | Right front center air outlet potentiometer | 8K |
| R41/4 | Rear center air outlet potentiometer | 15L |
| R41/4e1 | Rear center air vent symbol illumination | 15K |
| R41/4e2 | Rear center air vent symbol illumination | 15K |
| R41/4r1 | Left rear center air outlet potentiometer | 15K |
| R41/4r2 | Right rear center air outlet potentiometer | 16K |
| U1019 | Valid for engine 278 | 23F |
| U1028 | Valid for engine 157 | 23F |
| U12 | Valid for left-hand drive vehicles | 18F |
| U12 | Valid for left-hand drive vehicles | 4D |
| U12 | Valid for left-hand drive vehicles | 11D |
| U13 | Valid for right-hand drive vehicles | 17G |
| U13 | Valid for right-hand drive vehicles | 4E |
| U13 | Valid for right-hand drive vehicles | 11E |
| U252 | Valid for ECO start/stop function | 23F |
| U484 | Valid for M273 ME | 25F |
| U779 | Valid for engine 275 | 27F |
| W15 | Power ground (electronics) | 18H |
| W15 | Power ground (electronics) | 5F |
| W15 | Power ground (electronics) | 11F |
| W15/4 | Ground (cockpit, left footwell) | 18H |
| W17 | Ground (right rear seat) | 14H |
| W34 | Ground (left footwell) | 5E |
| W34 | Ground (left footwell) | 11E |
| X26 | Interior and engine wiring harness connector | 23H |
| X26 | Interior and engine wiring harness connector | 25H |
| Z110/1 | AC bus solder terminal | 37G |
| Z110/3 | AC bus solder terminal | 36G |
| Z111 | Voltage supply connector sleeve | 20E |
| Z111/1 | AC 12V solder terminal | 38G |
| Z68/3 | AC LIN bus data connector sleeve | 19E |
| Z68/7 | Cockpit AC system sensor ground | 45E |
| Z7/60 | 5V output connector sleeve (solder connector in wiring harness) | 15G |
| Z7/60 | 5V output connector sleeve (solder connector in wiring harness) | 9E |
| Z7/60 | 5V output connector sleeve (solder connector in wiring harness) | 3E |
| Z7/72 | COC nozzles and sensors sensor ground connector sleeve | 17G |
| Z7/72 | COC nozzles and sensors sensor ground connector sleeve | 1E |
| Z7/72 | COC nozzles and sensors sensor ground connector sleeve | 8E |
| Z81/11 | Front passenger circuit 58d connector sleeve | 3E |
| Z81/11 | Front passenger circuit 58d connector sleeve | 10E |