Honda CR-V: Onboard Refueling Vapor Recovery
Honda CR-V (2006–2011) Owner's Manual / Technical Information / Emissions Controls / Onboard Refueling Vapor Recovery
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 vapors are drawn into the engine and burned off.
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Exhaust Emissions Controls
The exhaust emissions controls
include three systems: PGM-FI,
ignition timing control, and three
way catalytic converter. These three
systems work together to control the
engine’s combusti
Replacement Parts
The emissions control systems are
designed and certified to work together
in reducing emissions to
levels that comply with the Clean Air
Act. To make sure the emissions
remain low, you shoul
ThreeWay Catalytic Converter
The three way catalytic converter
contains precious metals that serve
as catalysts, promoting chemical
reactions to convert the exhaust
gasses without affecting the metals.
The catalytic conv
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PCV System
Component Location Index
PCV VALVE
PCV Valve Inspection
1. Check the PCV valve (A), hoses (B), and
connections for leaks or restrictions.
2. At idle, make sure there is a clicking sound from the
PCV valve when the hose between the PCV valve
and intake manifold is lightly pinched (A) with you
Upper Arm Replacement
1. Raise the rear of the vehicle, and support it with safety stands in the
proper locations.
2. Remove the rear wheel.
3. Place a floor jack under the trailing arm, and
support the suspension.
4. Remove the wheel sensor harness bracket (A) from
the upper arm (B).
5. Remove the flange bolts (A),
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