Honda CR-V: The Clean Air Act
Honda CR-V (2006–2011) Owner's Manual / Technical Information / Emissions Controls / 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.
READ NEXT:
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
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
SEE MORE:
A/C Signal Circuit Troubleshooting
NOTE:
Use this troubleshooting procedure if the A/C
compressor, the A/C condenser fan, and radiator fan are inoperative.
Before doing symptom troubleshooting, check for and resolve any
powertrain DTCs.
1. Turn the ignition switch ON (II).
2. Check if the blower motor operates at all speeds.
DTC P0451: FTP Sensor Range/Performance
Problem
NOTE:
Before you troubleshoot, record all freeze data and any on-board
snapshot, and review the general troubleshooting information.
If DTC P2422 is stored at the same time as DTC P0451,
troubleshoot DTC P2422 first, then recheck for DTC
P0451.
1. Turn the ignition switch ON (II).
2. Clear
© 2016-2026 Copyright www.hcrv.net
