2429807 - 5040DC Check on operation of solar sensor

Check with key on for a voltage of 5 volts between pin 7 of the climate control unit and earth.Check with key on for a voltage signal proportional to the heat energy on the windscreen analysed by sensor photodiodes between pin 10 and earth and pin 19 and earth of the climate control unit.

Pin out:

• 1 +5V
• 2 LH signal
• 3 RH signal