Honda CR-V: Crankcase Emissions Control System
Honda CR-V (2006–2011) Owner's Manual / Technical Information / Emissions Controls / Crankcase Emissions Control System
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 routes them from the crankcase back to the intake manifold. They are then drawn into the engine and burned.
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Evaporative Emissions Control System
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
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 vapo
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
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APP Sensor Signal Inspection
NOTE:
This procedure checks the APP sensor in its fully
closed position. In any other position, the APP sensor
stores DTCs which are covered in other
troubleshooting procedures.
Check for Temporary DTCs or DTCs with the HDS
before doing this procedure. If any DTCs are
indicated, troubleshoot
Mode Control
Use the mode control buttons to
select the vents air flows from. Some
air will flow from the dashboard
corner vents in all modes.
Air flows from the center
and corner vents in the dashboard.
Airflow is divided between
the vents in the dashboard and the
floor vents.
Air flo
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