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

Mazda CX-5 Service & Repair Manual / Engine / General / 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 and eyes. To prevent this, always complete the “Fuel Line Safety Procedure”, while referring to the “BEFORE SERVICE PRECAUTION”.
A person charged with static electricity could cause a fire or explosion, resulting in death or serious injury. Before draining fuel, make sure to discharge static electricity by touching the vehicle body.

1. Complete the “BEFORE SERVICE PRECAUTION”..

2. Disconnect the negative battery cable..

3. Using the following procedure:

6:4 split type

Remove the rear seat cushion..

4:2:4 split type

Set the rear seat aside as shown in the figure..

4. Remove the fuel pump unit..

5. Drain the fuel from the fuel tank to the position where the non-return valve is visible..

NOTE:

Non-return valve is integrated in the fuel tank.
The non-return valve is normally closed by the spring force.

6. Verify that the non-return valve is closed.

If the non-return valve is stuck open and does not open even when pulled up by a finger, replace the fuel tank..

Miller Cycle Engine

Outline The Miller cycle engine is a high-efficiency engine which achieves high fuel economy performance by obtaining a high-expansion ratio. The Miller cycle engine achieves a high- ...

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 fue ...

Other materials:

Rear Body Control Module (Rbcm)
Outline Positioned at the rear of the vehicle, the rear body control module (RBCM) performs numerous system controls for functions at the vehicle rear. Function The rear body control module (RBCM) controls the system based on the input/output signals. The functions ...

Front Seat
Purpose, Function The front seats are structured to reduce impact force applied to the head of the occupant in a vehicle collision. 8WAY or 6WAY power seats have been adopted on the driver's seat. (with power seat system). A seat warmer system has been adopted on the ...

Front Door Key Cylinder Removal/Installation
1. Disconnect the negative battery cable.. 2. Remove the service hole cover. 3. Detach the screw from the front door key cylinder. NOTE: The screw cannot be removed because the front outer handle bracket has a stopper which prevents the screw from falling. 4. While pre ...