July 1: So it begins. Don't worry, this is not in the correct legal jurisdiction!

Check Valve

WARNING: This page is about a different car, the 2007 Nissan Versa. However, it is still accessible from the selected car via links, so may be relevant.

CHECK VALVE SPECIFICATIONS

Vacuum leakage [at vacuum of - 66.7 kPa (- 500 mmHg, - 19.69 inHg]

Within 1.3 kPa (10 mmHg, 0.39 inHg) of vacuum for 15 seconds