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:
Before you troubleshoot, review the general troubleshooting information.
Refer to the DTC code shown on the display, and then inspect the
connectors and terminals based on the
instructions in the table below.
The DTC may be stored due to loss of voltage supply or ground at the
transmi
Removal
1. Rear Left Side Trim Panel - Remove - Refer to: Interior Trim
Removal and Installation - Rear Side
Area, or
2. AWD Control Unit - Remove
Turn the vehicle to the OFF (LOCK) mode
Loosen the AWD control unit mounting bolts (A), and remove the AWD
control unit (B)
Disconnect connector (