Page 252 - Honda Civic

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Three Way Catalytic Converter

The three way catalytic converter Always use unleaded gasoline.
contains precious metals that serve Even a small amount of leaded
as catalysts, promoting chemical gasoline can contaminate the
reactions to convert the exhaust catalyst metals, making the three
gasses without affecting the metals. way catalytic converter ineffective.
The catalytic converter is referred to
as a three-way catalyst, since it acts Keep the engine tuned-up.
on HC, CO, and NOx. A replacement
unit must be an original Honda part Have your vehicle diagnosed and
or its equivalent. repaired if it is misfiring, back-
firing, stalling, or otherwise not
The three way catalytic converter THREE WAY CATALYTIC CONVERTER running properly.
must operate at a high temperature
for the chemical reactions to take A defective three way catalytic
place. It can set on fire any converter contributes to air pollution,
combustible materials that come and can impair your engine’s per-
near it. Park your vehicle away from formance. Follow these guidelines to
high grass, dry leaves, or other protect your vehicle’s three way
flammables. catalytic converter. Technical Information

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