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:
FRONT SEAT HEATER CONTROL UNIT INPUT TEST
NOTE : Before testing, make sure the No. C19 (20 A), No. C24 (7.5 A), and No.
C39 (10 A) fuses in the under-dash
fuse/relay box are OK.
1. Disconnect the front seat heater control unit 14P connector.
2. Inspect the connector and socket terminals to be sure
Special Tools Required
Driver Handle, 40 mm I.D. 07746-0030100
Bearing Driver Attachment, 30 mm I.D.
07746-0030300
Snap Ring Pliers 07LGC-0010100
Removal
1. Secondary Drive Gear - Remove
Remove the snap ring (A) using the snap ring pliers.
Remove the cotter retainer (A) and the cotters (B