Test Description

The numbers below refer to the step numbers on the diagnostic table.

1. 2. Tests for the normal state of the window switch using a scan tool. The scan tool will display the normal state as Inactive, and Active when the switch is activated.
2. 3. Tests if the ISU is able to detect a change in window switch state. The scan tool will display the normal state as Inactive, and Active when the switch is activated.
3. 4. Tests for a stuck or shorted window switch. If the window switch is stuck or shorted, the state will change from Active to Inactive when the window switch is disconnected.
4. 5. Tests for a short to ground in the window switch signal circuit.