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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* PLEASE READ THIS FIRST *
NOTE: This article is generic in nature and all information does not apply
to all
vehicles. For vehicle specific information, see the appropriate articles in the
ENGINE PERFORMANCE category.
WHERE DOES DRIVEABILITY DIAGNOSIS START?
PERFORM BASIC INSPECTION
NOTE: This art
NOTE:
Check the vehicle 12 volt battery condition first.
Set the fader and the balance positions to the center.
Use auxiliary stereo cables with 3.5 mm ends only.
Check the connectors for poor connections or loose terminals.
1. Problem verification 1:
Turn the vehicle to the ON mode.
Turn o