Mazda CX-5 Service & Repair Manual: Exhaust Gas Purification System
Purpose, Outline
-
Purifies contaminants (HC, CO, NOx) in the exhaust gas by utilizing the chemical reactions of the three-way catalytic converter.
System Diagram
Structure
-
The exhaust gas purification system consists of the following parts:
|
Part name |
Reference |
|
WU-TWC |
(See CATALYTIC CONVERTER [SKYACTIV-G 2.0].) |
|
TWC |
Evaporative Emission (Evap) Control System
Purpose, Outline
Prevents release of evaporative gas into the atmosphere.
The intake manifold vacuum introduces evaporative gas to the intake manifold
via the charcoal canister and t ...
Positive Crankcase Ventilation (PCV) System
Purpose, Outline
Prevents release of blow-by gas (unburnt gas) into the atmosphere.
The intake manifold vacuum introduces blow-by gas to the intake manifold
via the PCV valve and the ...
Other materials:
Outside the United States/Canada
Government regulations in the United States/Canada require that automobiles meet
specific emission regulations and safety standards. Therefore, vehicles built for
use in the United States/Canada may differ from those sold in other countries.
The differences may make it difficult or even impossi ...
Passenger Compartment Temperature Sensor [Full Auto Air Conditioner]
Purpose
The passenger compartment temperature sensor detects the cabin temperature.
Function
The passenger compartment temperature sensor converts the detected temperature
to an electric signal.
Construction
A thermistor-type passenger compartment temperature sens ...
Rear Fender Lower Panel Installation [Panel Replacement]
Symbol Mark
Installation Procedure
1. When installing new parts, measure and adjust the body as necessary to conform
with standard dimensions.
2. After temporarily installing new parts, make sure the related parts fit properly.
3. Spot weld the 26 locations shown in the figure, then ins ...
