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:
NOTE: Before you troubleshoot, review the General Troubleshooting Information
for the AWD with
intelligent control system.
1. DTC check:
Turn the vehicle to the ON mode.
Check for DTCs with the HDS.
Is DTC C1841-11, C1841-13, or C1841-27 indicated?
DTC C1841-11 is indicated
Go to the DTC C184
NOTE: Before you troubleshoot, review the General Troubleshooting Information
for the AWD with
intelligent control system.
1. Problem verification:
Turn the vehicle to the ON mode.
Clear the DTC with the HDS.
Start the engine.
Check for DTCs with the HDS.
Is DTC U3000-49 indicated?
YES
The