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:

Engine Coolant Temperature (ECT) Sensor Removal/Installation
WARNING: When the engine is hot, it can badly burn. Turn off the engine and wait until it is cool before removing the ECT sensor. ECT Sensor No.1 1. Disconnect the negative battery cable.. 2. Remove the plug hole plate.. 3. Drain the engine coolant.. 4. Pull out the evaporati ...

Roof Carrier Bracket Removal/Installation
1. Disconnect the negative battery cable.. 2. Remove the following parts: a. Sunroof seaming welt (with sunroof system). b. A-pillar trim. c. Front map light. d. Sunvisor. e. Front scuff plate. f. Rear scuff plate. g. B-pillar lower trim. h. Adjust anchor cover. i. Upper anchor i ...

Air Bag System Warning Light [Two Step Deployment Control System]
Purpose The air bag system warning light notifies the driver of a malfunction in the SRS air bag system. Function If a malfunction occurs in the SRS air bag system, the air bag system warning light illuminates or flashes. Construction LEDs (light-emitting d ...