common trait on the Zed, I dont think you have anything to worry about ,
also they have a very noisy clutch release bearing again nothing to worry about
Get a registered installer to write out a note saying that the car has a Cat 1 alarm /immobiliser fitted..
you may have to bung them £25 or so but well worth it
I bet the earthquake loosened itup and the high winds finished the job
Make it a positive and get your stone chipped front end resprayed at the same time