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:

Electric Variable Valve Timing Actuator
Purpose, Function The electric variable valve timing actuator changes the phases of the intake camshaft relative to the crankshaft. As a result, the open/close period of the intake valve is changed, optimized valve timing in accordance with driving conditions is realized, output is i ...

Refrigerant Pressure Sensor Removal/Installation [Full Auto Air Conditioner]
1. Disconnect the negative battery cable.. 2. Discharge the refrigerant.. 3. Disconnect the refrigerant pressure sensor connector. CAUTION: If moisture or foreign material enters the refrigeration cycle, cooling ability will be lowered and abnormal noise will occur. Always immediate ...

Rear Differential Assembly
WARNING: The engine stand is equipped with a self-lock mechanism, however, if the rear differential is in a tilted condition, the self-lock mechanism could become inoperative. If the rear differential unexpectedly rotates it could cause injury, therefore do not maintain the rear dif ...