2006 Subaru Legacy Owner's Manual - Page 282

Driving tips 8-3 If at any time you suspect that exhaust fumes are entering the vehicle, have the problem checked and corrected as soon as possible. If you must drive under these conditions, drive only with all windows fully open. Keep the trunk lid (Sedan) or rear gate (Station wagon) closed while driving to prevent exhaust gas from entering the vehicle. Catalytic converter Avoid fire hazards. Do not drive or park the vehicle anywhere near flammable materials (e.g. grass, paper, rags or leaves), because the catalytic converter operates at very high temperatures. Keep everyone and flammable materials away from the exhaust pipe while the engine is running. The exhaust gas is very hot. 800013 NOTE Due to the expansion and contraction of the metals used in the manufacture of the exhaust system, you may hear a crackling sound coming from the exhaust system for a short time after the engine has been shut off. This sound is normal. 2.5-liter turbo models 800014 800235 2.5-liter non-turbo models 3.0-liter models The catalytic converter is installed in the exhaust system. It serves as catalyst to - CONTINUED -