It takes like 20secs for mine holding the switch down... till it comes out... Not really sure good luck on trying to fix it.... Keep it posted on whats wrong, bet I'll run into the same problem down the road.
Also Removing the rear washer nozzle might be an idea to see whats up
REAR WASHER NOZZLE REMOVAL/INSTALLATION
1. Disconnect the negative battery cable.
2. Remove the rear spoiler. (See 09168 REAR SPOILER REMOVAL/INSTALLATION.)
3. Remove the rear washer hose from the rear washer nozzle.
4. Compress the hooks of the rear washer nozzle.
5. Pull the rear washer nozzle out to remove it.
6. Install in the reverse order of removal.
7. Adjust the rear washer nozzle. (See 091915
REAR WASHER NOZZLE ADJUSTMENT.)
http://www.mazdas247.com/forum/showthread.php?t=123625025
Body & Accessories 09-19 section 14/16