Circuit/System Description
For an overview of the component/system, refer to:Transfer Case Description and Operation
| Circuit | Description |
|---|---|
| 5 V Reference - Terminal 1@B139 Transfer Case Two/Four Wheel Drive Actuator Position Sensor | Regulated voltage supplied by the control module. |
| Signal - Terminal 2@B139 Transfer Case Two/Four Wheel Drive Actuator Position Sensor | The control module input circuit has an internal resistance connected to ground. |
| Low Reference - Terminal 3@B139 Transfer Case Two/Four Wheel Drive Actuator Position Sensor | Grounded through the control module. |
| Component | Description |
|---|---|
| B139 Transfer Case Two/Four Wheel Drive Actuator Position Sensor | The sensor contains a hall effect sensor that varies its output voltage in response to a magnetic field. The hall effect sensor is used for the following sensing application:Transfer Case Range |
| K69 Transfer Case Control Module | The control module contains a microprocessor used to process input data to control outputs. |