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 Instrument Cluster Description and Operation
| Circuit | Description |
|---|---|
| 5 V Reference | Regulated voltage supplied by the control module. |
| Signal | The control module input circuit has an internal resistance connected to ground. |
| Low Reference | Grounded through the control module. |
| Component | Description |
|---|---|
| B37B Engine Oil Pressure Sensor | The sensor is a 3-wire capacitive pressure transducer. Electronics in the sensor convert pressure into an analog voltage signal. |
| K20 Engine Control Module | The K20 control module monitors the B37B Engine Oil Pressure Sensor signal circuit. The control module input circuit has an internal resistance connected to ground. |