Mazda CX-5 Service & Repair Manual: Fuel Filler Cap
Purpose, Function
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Releases evaporative gas from the fuel tank if there is a malfunction in the evaporative gas passage between the fuel tank and the intake manifold. As a result, deformation of the fuel tank caused by evaporative gas pressure is prevented.
Construction
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The fuel-filler cap is installed to the fuel filler opening.
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The fuel-filler cap consists of a valves, retainer, and springs.
Operation
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When there is positive pressure in the fuel tank due to evaporative gas, evaporative gas is released into the atmosphere. When there is negative pressure, air is introduced to the fuel tank.
Fuel Filler Cap Inspection
Leakage Inspection
1. Perform the following tester (evaporative emission system tester (134-01049A))
self-test:
NOTE:
If the tester does not work correctly during self-test, refer to the ...
Fuel Filler Lid Adjustment
1. Verify that the gap and height difference between the fuel-filler lid and
body.
2. Loosen the bolts and adjust the fuel-filler lid.
Standard clearance
a: 1.7—3.7 mm {0.07—0.14 ...
Other materials:
Intake Air System
Purpose, Outline
A vacuum pump has been adopted which supplies stable vacuum to the power
brake unit.
Structural View
System Diagram
Vacuum Hose Routing Diagram
Structure
The intake air system consists of the following parts:
Part na ...
Auto Light System
Outline
The auto light system automatically turns the TNS and headlights on/off according
to the illumination level above and in front of the vehicle.
The auto light system is controlled by the front body control module (FBCM).
The front body control module (FBCM) performs ...
Rear Differential Removal/Installation
WARNING:
When replacing the coupling component, read the special character string
before installing a new coupling component and write it to the AWD control module
after replacement. The special character string is indicated in the two locations
shown in the figure.
1. D ...
