Circuit/System Description
WARNING: This page is about a different car, the 2017 Chevrolet Spark. However, it is still accessible from the selected car via links, so may be relevant.
For an overview of the component/system, refer to Rear Window Defogger Description and Operation
| Circuit | Description |
|---|---|
| Control - Relay Coil | The output circuit is switched to 12 V to activate the component. |
| Ground - Relay Coil | Chassis Ground |
| Component | Description |
|---|---|
| KR5 Rear Defogger Relay | A relay is a switch that is actuated by a solenoid. |
| K9 Body Control Module | The module controls various vehicle functions like lighting, central door locking, power windows, etc. |
| K33 HVAC Control Module | The control module controls a series of actuators to ensure optimal heating, ventilation and air conditioning of the passenger compartment. The control module does this by reading values from a variety of sensors and interprets the data and adjusts the actuators accordingly. |