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.
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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:
Crankshaft, Main Bearing
Purpose, Function
The crankshaft converts the reciprocating movement of the piston to a rotational
movement via the connecting rod.
The main bearing forms an oil film on the outer surface of the crankshaft
journal to prevent wear due to sliding.
Construction
Crankshaft
...
Refrigerant System Service Cautions
Handling Insufficient Refrigerant Level
If an insufficient refrigerant level is detected at troubleshooting, do
not charge (add) the refrigerant. Because an accurate amount of refrigerant
cannot be determined from the pressure indicated on the manifold gauge, never
charge the refrige ...
Front Pillar 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. Drill holes for the plug welding before installing the new parts.
3. After temporarily installing new parts, make sure the related parts fit p ...
