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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Inspection
1. Select Arm Clearance - Inspect
Measure the clearance between the select arm (A) and the interlock (B)
with a
feeler gauge (C). If the clearance exceeds the service limit, go to step 2.
Standard: 0.01-0.21 mm (0.0004-0.0083 in)
Service Limit: 0.21 mm (0.0083 in)
Measure the wi
1. Gauge control module operation check.
Do the gauge control module self-diagnostic function.
Is the gauge control module OK?
YES
Go to step 2.
NO
Replace the gauge control module.
2. Open wire check (PARK LAMP line).
Turn the vehicle to the OFF (LOCK) mode.
Disconnect the following connector