Water Hose Test

Place another person inside the vehicle in order to detect the location of the leak.
Use a water hose without a nozzle.

Fig 1: Testing For Leaks Using Water Hose Without Nozzle
Courtesy of SUZUKI OF AMERICA CORP.
Begin spraying the water at the base of the suspected leak area. Continue spraying the water upward until the leak is found.

Fig 2: Spraying Water At Base Of Suspected Leak Area
Courtesy of SUZUKI OF AMERICA CORP.