Car Care Guide - (Page 43) BE AWARE OF YOUR CAR Fuel System WHAT IS IT? You car’s fuel system works with the rest of the engine control system to deliver the best performance with the lowest emissions. Check your car’s fuel system regularly or immediately if you smell gas or suspect a problem. line system to return unused fuel back to the tank. TYPICAL WEAR AND TEAR Intervals for fuel system maintenance may be influenced by: � Fuel quality � Vehicle age � Mileage/time � Operating conditions � Maintenance history WHAT DOES IT DO? The fuel system transfers fuel from the fuel tank and passes it through a fuel filter for cleaning before it arrives at the injectors. A pressure regulator controls fuel pressure to ensure good engine performance under a variety of speed and load conditions. Fuel injectors, when activated, spray a metered amount of fuel into the engine. Some vehicles use a return SYMPTOMS Poor fuel economy Vehicle won’t start � “Check Engine” light is illuminated � � 43 ARE YOU AWARE? IT’S BEST TO REPLACE YOUR CAR’S FUEL FILTER EVERY TWO YEARS OR 24,000 MILES.
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