Honda CR-V: 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 maintain
them. This section summarizes how
the emissions controls work.
* In Canada, Honda vehicles comply
with the Canadian emission
requirements, as specified in an
agreement with Environment
Canada, at the time they are
manufactured.
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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
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
The onboard refueling vapor
recovery (ORVR) system captures
the fuel vapors during refueling. The
vapors are adsorbed in a canister
filled with activated carbon. While
driving, the fuel vapo
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For Japan-produced Model
1. Drain the engine coolant.
2. Remove the hood support rod, then use it as shown
to prop the hood in the wide-open position.
3. Remove the bulkhead cover.
4. Remove the coolant reservoir hose (A) and upper
radiator hose (B).
5. Raise the vehicle on the lift to full heig
The treadwear grade is a comparative
rating based on the wear rate of
the tire when tested under controlled
conditions on a specified government
test course. For example, a tire
graded 150 would wear one and onehalf
(1 1/2) times as well on the
government course as a tire graded
100.
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