Volvo Troubleshooting Questions? Ask a Mechanic for Answers ASAP
I am sorry that you have not been helped yet. I just came online and saw your question.
The only way to close it manually is by lowering the headliner to access the motor and turn it manually.
Try this - use the door key to lock and unlock the driver door 3 times, then get in and shut all doors and turn ignition on and off 5 times quickly. Now try the sunroof switch and see if it closes.