Honda CR-V: 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 engine is started and warmed up,
the vapor is drawn into the engine
and burned during driving.
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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
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
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
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Component Location Index
TURN SIGNAL SWITCH
(Built into the combination light switch)
TURN SIGNAL INDICATORS
HAZARD WARNING SWITCH
MICU (Built into the under-dash fuse/relay box)
Circuit Diagram
MICU Input Test
NOTE: Before testing, troubleshoot the B-CAN System Diagnosis Test Mode A.
1.
In most areas, there is a variation
between magnetic north and true
north. Zone selection is required so
the compass can compensate for this
variation. To check and select the
zone, do this:
1. Press and hold the select/reset
knob for 10 seconds to change the
display to the reset mode
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