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Checking, removing and installing condensate drain hose with valve > < Function of the operating and display unit for front air conditioning systemE87 with air conditioning system control unitJ301

Leon Mk1

Connector on air conditioning system control unitJ301
Connector on air conditioning system control unit -J301-
Special tools and workshop equipment required
   
t  Basic test box -V.A.G 1598/14-
t  Test adapter -V.A.G 1598/47-
  W00-0625

5-pin connector -A-, T5 in current flow diagram
1 - 3rd blower speed
2 - 2nd blower speed
3 - 1st blower speed
4 - 4th blower speed
5 - X terminal
16-pin connector -B-, T16 in current flow diagram
1 - Temperature flap control motor -V68-, position warm
2 - Evaporator temperature sensor -G308-
3 - Potentiometer for air distribution flap control motor -G645-
4 - Vacant
5 - Potentiometer for temperature flap control motor -G92-
6 - Vacant
7 - +5V
8 - Earth signal
9 - Air recirculation flap control motor -V113-, position open
10 - Air recirculation flap control motor -V113-, position closed
11 - Temperature flap control motor -V68-, position cold
12 - Air distribution flap control motor -V428-, position 1
13 - Air distribution flap control motor -V428-, position 2
14 - Vacant
15 - Vacant
16 - Vacant
20-pin connector -C-, T20a in current flow diagram
1 - Vacant
2 - Vacant
3 - Vacant
4 - Vacant
5 - High-pressure sender -G65-
6 - Vacant
7 - CAN bus low
8 - CAN bus high
9 - Vacant
10 - Vacant
11 - Vacant
12 - Right seat heater
13 - Left seat heater
14 - Vacant
15 - Vacant
16 - Air conditioner compressor
17 - Vacant
18 - Earth signal
19 - Terminal 30
20 - Terminal 31
   

Checking, removing and installing condensate drain hose with valve > < Function of the operating and display unit for front air conditioning systemE87 with air conditioning system control unitJ301