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:
CLIMATE CONTROL SYSTEM SYMPTOM TROUBLESHOOTING INDEX (CLIMATE CONTROL)
HEATING AND A/C SYSTEMS SYMPTOM TROUBLESHOOTING INDEX (HEATING/AIR
CONDITIONING)
CIRCUIT DIAGRAM
CLIMATE CONTROL SYSTEM CIRCUIT DIAGRAM
Fig. 6: Climate Control System Circuit Diagram (1 Of 5)
Fig. 7: Climate Control S
The audio system is disabled when it is disconnected from the power source,
such as
when the battery is disconnected or goes dead. In certain conditions, the system
may display ENTER CODE*2/Enter code*3. If this occurs, reactivate the audio
system.
■ Reactivating the audio system
1. Turn the igni