Mazda CX-5 Service & Repair Manual: Check Valve
Except U.S.A. And CANADA
Purpose, function
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The check valve maintain the pressure in the fuel tank at constant pressure.
Construction
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The check valve is installed to the side of the charcoal canister.
-
Mainly consists of valve, umbrella, and spring.
Operation
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The valve moves in response to the difference in air pressure between the fuel tank side and the atmospheric side, thereby changing the path of airflow.
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When the pressure in the fuel tank becomes negative due to fuel consumption or other factors, the path opens, drawing atmospheric air into the fuel tank.
Check Valve Removal/Installation
Except U.S.A. And CANADA
1. Remove the floor under cover..
2. Remove in the order indicated in the table.
1
Evaporative hose
2
Check valve
...
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 ...
Other materials:
Oil Cooler
Purpose, Function
The oil cooler routes engine oil and engine coolant through the interior
and disperses the engine oil heat using the engine coolant. As a result, the
oil temperature is maintained properly to reduce the engine oil deterioration.
Construction
A 9-layered ty ...
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 ...
Relay And Fuse Block
Purpose
Relays and fuses used by each system are grouped and housed together for
smooth inspection and replacement servicing.
Function
Relays and fuses used by each system are grouped and housed together.
Construction
Installed in the engine compartment.
...
