Honda HR-V: Description
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Warm Up Three Way Catalytic Converter (WU-TWC), Under-Floor Three Way
Catalytic Converter
(Under-Floor TWC)
The warm up three way catalytic converter (WU-TWC) and the under-floor three
way catalytic
Overview
The electronic throttle control system (ETCS) opens and closes the throttle
valve by electronic control. This
system consists of a throttle actuator built into the throttle body, throttle
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FUEL FILL CAP
FUEL TANK VAPOR/LIQUID
SEPARATION VALVE
FUEL TANK
FUEL PRESSURE REGULATOR
FUEL PUMP
FUEL FILTER
AIR FUEL RATIO (A/F) SENSOR
(SENSOR 1)
WARM UP THREEWAY CATALYTIC
CONVERTER (
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Overview
The electronic throttle control system (ETCS) opens and closes the throttle
valve by electronic control. This
system consists of a throttle actuator built into the throttle body, throttle
valve and throttle position (TP) sensor
A/B, accelerator pedal position (APP) sensor A/B, ETCS driver
Overview
This system improves fuel efficiency and reduces exhaust emissions at all
levels of engine speed, vehicle speed,
and engine load. The VTEC mechanism changes the valve lift and timing by using
more than one cam profile.
The VTEC system changes the cam profile (angle) at cruising speeds. (