Air Tightness Inspection Under Loaded Condition

WARNING: This page is about a different car, the 2010 Suzuki Kizashi. However, it is still accessible from the selected car via links, so may be relevant.

With engine running, depress brake pedal. Then stop engine while holding brake pedal depressed.

Fig 1: Depressing Brake Pedal - Engine Running
Courtesy of SUZUKI OF AMERICA CORP.
Hold brake pedal depressed for 30 seconds. If pedal height does not change, condition is good. But it is not if pedal rises.

Fig 2: Depressing Brake Pedal - Hold Brake Pedal
Courtesy of SUZUKI OF AMERICA CORP.