Noise Suppressor Inspection
WARNING: This page is about a different car, the 2006 Suzuki XL-7. However, it is still accessible from the selected car via links, so may be relevant.
Reference: NOISE SUPPRESSOR REMOVAL AND INSTALLATION
Using ohmmeter, check to be sure that capacitor (condenser) in noise suppressor is not conductive.
If check result is not satisfactory, replace noise suppressor.