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 (
SEE MORE:
Special Tools Required
Fuel Pressure
Gauge
Attachment Set
07AAJ-S6MA150
Vacuum
Pump/Gauge,
0-30 inHg Snapon
YA4000A or
equivalent,
commercially
available
Inspection
1. Center Console - Remove
2. Shift Lever - Remove
NOTE: The shift cable is attached to the shift lever.
M/T: Remove the shift leve
NOTE: If necessary, compare the noise with a known-good vehicle of the same
type. If the noise is remarkably
abnormal, do the following troubleshooting.
1. Problem verification (abnormal noise check) 1.
Test drive the vehicle and check for the abnormal noise.
Did the abnormal noise reappear?
YES