Mazda CX-5 Service & Repair Manual: 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 the purge solenoid valve.
System Diagram
U.S.A. and CANADA
Except U.S.A. and CANADA
Structure
-
The evaporative emission control system consists of the following parts:
|
Part name |
Reference |
|
Purge solenoid valve |
(See PURGE SOLENOID VALVE [SKYACTIV-G 2.0].) |
|
Catch tank |
(See CATCH TANK [SKYACTIV-G 2.0].) |
|
Charcoal canister |
(See CHARCOAL CANISTER [SKYACTIV-G 2.0].) |
|
Pressure control valve |
(See PRESSURE CONTROL VALVE [SKYACTIV-G 2.0].) |
|
Fuel shut-off valve |
(See FUEL SHUT-OFF VALVE [SKYACTIV-G 2.0].) |
|
Rollover valve |
(See ROLLOVER VALVE [SKYACTIV-G 2.0].) |
|
Fuel-filler cap |
(See FUEL-FILLER CAP [SKYACTIV-G 2.0].) |
|
CV solenoid valve |
(See CANISTER VENT (CV) SOLENOID VALVE [SKYACTIV-G 2.0].) |
Except U.S.A. and CANADA
|
Part name |
Reference |
|
Purge solenoid valve |
(See PURGE SOLENOID VALVE [SKYACTIV-G 2.0].) |
|
Catch tank |
(See CATCH TANK [SKYACTIV-G 2.0].) |
|
Charcoal canister |
(See CHARCOAL CANISTER [SKYACTIV-G 2.0].) |
|
Check valve |
(See CHECK VALVE [SKYACTIV-G 2.0].) |
|
Rollover valve |
(See ROLLOVER VALVE [SKYACTIV-G 2.0].) |
|
Fuel-filler cap |
(See FUEL-FILLER CAP [SKYACTIV-G 2.0].) |
Emission System
Purpose, 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 si ...
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
T ...
Other materials:
Positive Crankcase Ventilation (PCV) Valve Inspection
Airflow Inspection
1. Disconnect the section (A) of ventilation hose shown in the figure.
2. Start the engine and verify that vacuum is applied to the end of the disconnected
ventilation hose while the engine is idling.
If vacuum is not applied to the ventilation hose, perform the p ...
Audio Unit (Without Color LCD)
NOTE:
“iPod” is a registered trademark of Apple Inc. in the United States and other
countries.
Outline
The audio unit controls the CD, radio, exterior input devices (AUX/USB/iPod)
and the display.
Function
The display integrated into the audio unit display ...
Fuel Injector Relay [Skyactiv G 2.0]
Purpose, Function
Supplies power to the PCM for the fuel injector and spill valve control solenoid
valve operation.
Construction
The fuel injector relay is installed in the relay and fuse block.
Operation
When the ignition is switched ON, the battery voltage ...