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:
Clutch Pedal Inspection [C66 M R]
NOTE:
For the clutch pedal inspection, note the following and measure each inspection
location.
Measure the center of the upper surface of the pedal pad for each inspection.
If the distance from the pedal pad to the floor covering is measured,
measure the short ...
Audio Unit Removal/Installation
Removal
1. Disconnect the negative battery cable.
2. Remove the decoration panel..
3. Remove the bolt.
4. Remove the screws.
NOTE:
When removing the audio unit, the audio unit could interfere with the climate
control unit and scratch the climate control unit. Perform the serv ...
Front Sash Molding Installation
WARNING:
Using a utility knife with bare hands can cause injury. Always wear gloves
when using a utility knife.
NOTE:
Double-sided adhesive tape has already been attached to the new front sash
molding.
1. When installing a new front sash molding, follow the procedur ...
