Yes, you can claim those expenses in 2017, even if you had no rental income. You cannot wait 2018 to claim those expenses.
See answer to the FAQ on
where to inter your related expenses in TurboTax.
https://ttlc.intuit.com/replies/3288530
Also
see the answer to the FAQ on what rental expense
you can deduct.
https://ttlc.intuit.com/replies/4209856