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Components of the automatic air conditioning system - air conditioner (Climatronic) in the engine compartment > < Removing and installing air conditioner compressor and/or ancillary bracket

Leon Mk1

Connectors for the Air conditioning control unitJ301
Connectors for the Air conditioning control unit -J301-
For further information, see → Current flow diagrams, Electrical fault finding and Fitting locations.
Special tools and workshop equipment required
   
t  Test box -V.A.G 1598/42-
t  Adapter cable -V.A.G 1598/47-
t  template -V.A.G 1598/47-2-
Pin allocation of the multiple connectors on the rear of the Air conditioning control unit -J301-
  W00-10003
20 pin connector
1 - Cable control for VW (internal)
2 - Cable control for VW (internal)
3 - Air temperature sender, central vent -G191-
4 - Cable control for VW (internal)
5 - High-pressure sender -G65-
6 - Cable control for VW (internal)
7 - Can Low
8 - Can High
9 - Cable control for VW (internal)
10 - Cable control for VW (internal)
11 - Cable control for VW (internal)
12 - Heated front passenger seat regulator -E95- (optional)
13 - Heated driver seat regulator -E94- (optional)
14 - Cable control for VW (internal)
15 - Terminal 15A
16 - Air conditioning compressor control valve, air conditioning -N280-
17 - Cable control for VW (internal)
18 - air temperature sender, central vent -G191-
19 - Terminal 30A
20 - Terminal 31
  N80-10009
16 pin connector
1 - Servomotor for the temperature flap -V68-, heat
2 - air temperature sender, evaporator -G263-
3 - Cable control for VW (internal)
4 - Temperature sender for footwell area vent -G192-
5 - Potentiometer - servomotor for temperature flap -G92-
6 - Cable control for VW (internal)
7 - + 5 V for the Potentiometer - servomotor for temperature flap -G92-
8 - Earth for potentiometer for temperature flap control motor -G92-, footwell vent temperature sender -G192-, evaporator outlet temperature sender -G263-.
9 - Servomotor for air recirculation flap -V113-, open
10 - Servomotor for air recirculation flap -V113-, closed
11 - Servomotor for the temperature flap -V68-, cool
12 - Cable control for VW (internal)
13 - Cable control for VW (internal)
14 - Cable control for VW (internal)
15 - Cable control for VW (internal)
16 - Cable control for VW (internal)
  N80-10009
5 pin connector
1 - Blower 3rd speed
2 - Blower 2nd speed
3 - Blower 1st speed
4 - Blower 4th speed
5 - X terminal
  N80-10009

Components of the automatic air conditioning system - air conditioner (Climatronic) in the engine compartment > < Removing and installing air conditioner compressor and/or ancillary bracket