Circuit/System Verification
- Verify DTC 1023 is not set.
- If the DTC is set, clear the DTC. If the DTC resets, replace the driver information display.
- Using the scan tool, select the data display under radio. Press any button on the driver information display. Verify that the radio button parameter displays the button being pressed.
- If the parameter does not display the button pressed, replace the driver information display.