Circuit/System Verification
- Ignition ON.
- Verify the scan tool parameters listed below change when pressing and pulling the switches for the passenger, left rear and right rear window on the driver window master control;
- Left Rear Main Control Down Switch - Inactive and Active
- Left Rear Main Control Express Switch - Inactive and Active
- Left Rear Main Control Up Switch - Inactive and Active
- Right Rear Main Control Down Switch - Inactive and Active
- Right Rear Main Control Express Switch - Inactive and Active
- Right Rear Main Control Up Switch - Inactive and Active
- Front Passenger Main Control Down Switch - Inactive and Active
- Front Passenger Main Control Express Switch - Inactive and Active
- Front Passenger Main Control Up Switch - Inactive and Active
- If any parameter does not change
Replace the S79D Window Switch-Driver.
- If the parameters change
- Verify the scan tool parameters listed below change when pressing and pulling the S79P Window Switch-Passenger, the S79LR Window Switch-Left Rear and the S79RR Window Switch-Right Rear.
- Passenger Window Switch at Door - Inactive, Up, Down, Express Down
- Left Rear Window Switch at Door - Inactive, Up, Down, Express Down
- Right Rear Window Switch at Door - Inactive, Up, Down, Express Down
- If any parameter does not change
Test or replace the appropriate passenger or rear S79 Window Switch
- If all the parameters change
- Verify the scan tool parameters listed below change when pressing and pulling the driver window control switch on the driver window master control:
- Driver Window Main Control Down Switch - Inactive and Active
- Driver Window Main Control Up Switch - Inactive and Active
- Driver Window Main Control Express Switch - Inactive and Active
- If any parameter does not change
Refer to Circuit/System Testing .
- If all the parameters change
- All OK.