EMISSION SYSTEM [SKYACTIV-G 2.5]

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Outline

• A single-nano catalyst has been adopted for the under-floor, three-way catalyst to improve emission gas purification efficiency.

Structural View

Engine compartment side

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Exhaust system side

2WD

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4WD

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Fuel tank side

2WD

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4WD

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System Diagram

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Vacuum Hose Routing Diagram

L.H.D.

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R.H.D.

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Structure

• The emission system consists of the following parts:

Part/System name	Reference
Exhaust gas purification system (See EXHAUST GAS PURIFICATION SYSTEM [SKYACTIV-G 2.5].)	Catalytic converter	(See CATALYTIC CONVERTER [SKYACTIV-G 2.5].)
Positive crankcase ventilation system (See POSITIVE CRANKCASE VENTILATION (PCV) SYSTEM [SKYACTIV-G 2.5].)	PCV valve	(See POSITIVE CRANKCASE VENTILATION (PCV) VALVE [SKYACTIV-G 2.5].)
Evaporative emission control system (See EVAPORATIVE EMISSION (EVAP) CONTROL SYSTEM [SKYACTIV-G 2.5].)	Purge solenoid valve	(See PURGE SOLENOID VALVE [SKYACTIV-G 2.5].)
Catch tank	(See CATCH TANK [SKYACTIV-G 2.5].)
Charcoal canister	(See CHARCOAL CANISTER [SKYACTIV-G 2.5].)
Check valve	(See CHECK VALVE [SKYACTIV-G 2.5].)
Rollover valve	(See ROLLOVER VALVE [SKYACTIV-G 2.5].)
Fuel-filler cap	(See FUEL-FILLER CAP [SKYACTIV-G 2.5].)
Quick release connector (emission system)	(See QUICK RELEASE CONNECTOR (EMISSION SYSTEM) [SKYACTIV-G 2.5].)

Specification

Item

Specification

Catalyst form

WU-TWC (monolith)

TWC (monolith)

EVAP control system

Charcoal canister type

PCV system

Closed type