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
SEE MORE:
Special Tools
Piston Seal Ring Sizing Tool
Bushing Base
Piston Seal Ring Guide
Cylinder End Seal Slide
Locknut Wrench, 40 mm
Ball Joint Remover, 28 mm
Valve Seal Ring Sizing Tool
Sleeve Seal Ring Guide
Pulley Holder
Sleeve Seal Ring Sizing Tool, 36 mm
P/S Joint Adapter (pump)
P/S Join
NOTE: Before you troubleshoot, record all freeze data
and any on-board snapshot, and review the general
troubleshooting information.
1. Check for poor connections or loose terminals at
ECT sensor 1/2 and the IAT sensor.
Are the connections and terminals OK?
YES-Go to step 2.
NO-Repair the connecto
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