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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Adding Engine Oil
Unscrew and remove the engine oil
fill cap on top of the valve cover.
Pour in the oil slowly and carefully
you do not spill any. Clean up any
spills immediately. Spilled oil could
damage components in the engine
compartment.
Reinstall the engine oil fill cap, and
tighten it securely.
DTC P0721: Problem in Output Shaft
(Countershaft) Speed Sensor Circuit
DTC P0721: Problem in Output Shaft
(Countershaft) Speed Sensor Circuit
DTC P0722: Problem in Output Shaft
(Countershaft) Speed Sensor Circuit (No
Signal Input)
NOTE:
Before you troubleshoot, record all freeze data and any on-board
snapshot, and review General Troubleshooting Information.
This c
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