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
v
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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NOTE:
Check the vehicle 12 volt battery condition first.
This is not the same condition as when driving off-road (or on a fire or
logging road).
This condition is caused by a loss of map matching from a bad sensor
input. Check for aftermarket or other objects that can block the GPS signal.
NOTE: This vehicle is equipped with an Indirect TPM System. Vehicle IS NOT
equipped
with tire pressure sensors mounted on the wheels.
NOTE: Whenever the pressure has been adjusted on one or more tires, tires have
been
rotated, or one or more tires have been replaced, the TPMS must be calibrated.
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