Mazda CX-5 Service & Repair Manual: Non Return Valve

Mazda CX-5 Service & Repair Manual / Engine / General / Non Return Valve

Purpose, Function

Assures safety by preventing fuel from returning to the fuel filler opening.

Construction

The non-return valve cannot be removed as it is installed inside the fuel tank.

2WD

AWD
A single valve type has been adopted for the non-return valve.

Operation

Normally, the valve is closed as shown by the dotted line in the figure. When refueling, it opens as shown by the solid line due to the force caused by the flow of fuel. When refueling is finished, the valve returns to the normal valve position by spring force.

Non Return Valve Inspection

WARNING: Fuel is very flammable liquid. If fuel spills or leaks from the pressurized fuel system, it will cause serious injury or death and facility breakage. Fuel can also irritate skin ...

Plug Hole Plate Removal/Installation

CAUTION: If the rubber on only one side of the plug hole plate front is lifted up, it could damage the adapter at the location shown in the figure. When removing the plug hole plate, lif ...

Other materials:

Front Side Frame 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 ...

Rear Body Control Module (Rbcm) Removal/Installation
CAUTION: If configuration is not performed when the rear body control module (RBCM) is replaced with a new one, the vehicle specification information is not stored in the rear body control module (RBCM) and the system will not operate normally. When performing configuration, it ...

Rear Crossmember Removal/Installation [Awd]
WARNING: Verify that the crossmember is securely supported by a jack. If the rear crossmember falls off, it can cause serious injury or death, and damage to the vehicle. CAUTION: Performing the following procedures without first removing the rear ABS wheel-speed sensor ...