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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Special Tools Required
Pressure Gauge Adapter 070AJ-RT4A101
A/T Oil Pressure Gauge Set 07406-0020400 or 07406-0020401
A/T Pressure Test Hose 07AAJ-PY4A100
A/T Pressure Adapter 07MAJ-PY40120
A/T High Pressure Gauge 07AAJ-PLYA100
Test
NOTE:
Check for DTCs. If any DTCs are stored, troubleshoot a
NOTE:
Air temperature must be between 59-100ºF (15-38ºC) during this
procedure.
After the inspection, you must reset the PCM. Otherwise, the PCM will
continue to stop the fuel
injectors from operating.
The 12 volt battery must be in good condition and fully charged.
1. Starting syste