Honda CR-V: Emissions Controls

The burning of gasoline in your vehicle’s engine produces several byproducts.

Some of these are carbon monoxide (CO), oxides of nitrogen (NOx), and hydrocarbons (HC).

Gasoline evaporating from the tank also produces hydrocarbons. Controlling the production of NOx, CO, and HC is important to the environment.

Under certain conditions of sunlight and climate, NOx and HC react to form photochemical ‘‘smog.’’ Carbon monoxide does not contribute to smog creation, but it is a poisonous gas.

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 The Clean Air Act

The United States Clean Air Act* sets standards for automobile emissions. It also requires that automobile manufacturers explain to owners how their emissions controls work and what to do to

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Your vehicle has a positive crankcase ventilation system. This keeps gasses that build up in the engine’s crankcase from going into the atmosphere. The positive crankcase ventilation valve

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As gasoline evaporates in the fuel tank, an evaporative emissions control canister filled with charcoal adsorbs the vapor. It is stored in this canister while the engine is off. After the en

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1. Remove the glove box. 2. Disconnect the connector (A), then remove the connector clip (B), the wire harness clips (C), the bolts, and the glove box frame (D). 3. Cut the plastic cross brace (A) in the glove box opening with diagonal cutters in the area shown. Retain plastic cross brace to be r

 Dehumidify the Interior

Air conditioning, as it cools, removes moisture from the air.When used in combination with the heater, it makes the interior warm and dry and can prevent the windows from fogging up. 1. Turn the fan on. 2. Turn on the air conditioning. 3. Select and fresh air mode. 4. Adjust the temp

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