Air quality sensor, Air conditioning line refrigerant pressure sensor, Fresh air intake fan control module, Climatronic Electronic control unit, Fresh air intake Electric motor
E9 - Fresh air intake electric motor switch;
E159 - Fresh air intake and recirculation flap switch;
E230 - Rear window heating switch;
G238 - Air quality sensor;
G805 - Air conditioning refrigerant pressure sensor;
J126 - Fresh air intake fan control module;
J255 - Climatronic control unit;
J519 - On-board power supply control unit;
J604 - Additional heater control unit;
K10 - Heated rear window indicator lamp;
K114 - Fresh air intake and recirculation mode indicator lamp;
L76 - Button illumination lamp;
T2c - 2-pin connector;
T3ar - 3-pin connector;
T3as - 3-pin connector;
T4ad - 4-pin connector;
T17a - 17-pin connector, on the lower part of the left front body pillar, black;
T17b - 17-pin connector, on the lower part of the left front body pillar, brown;
T20e - 20-pin connector;
V2 - Fresh air intake electric motor;
209 - Ground connection 6, in the engine compartment wiring harness;
317 - Ground connection 7, in the engine compartment wiring harness;
638 - Ground point, on the right front body pillar;
639 - Ground point, on the left front body pillar;
685 - Ground point 1, on the front of the right body side member;
B698 - Connection 3 (LIN bus) in the main wiring harness;
B699 - Connection 4 (LIN bus) in the main wiring harness;
D136 - Positive connection 2 (15a), in the engine compartment wiring harness
* For models with Climatronic system with controls and display for rear passengers
* 2 Special equipment
* 3 For right-hand drive models
* 4 For left-hand drive models