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:

Manual Transaxle Oil Replacement [C66 M R]
1. Park the vehicle on level ground. 2. Remove the front under cover No.2.. 3. Remove the drain plug and gasket, and drain the manual transaxle oil. 4. Install a new gasket and the drain plug. Tightening torque 39—59 N·m {4.0—6.0 kgf·m, 29—43 ft·lbf} 5. Remove the ...

Automatic Transaxle Fluid (ATF) Replacement [Fw6 A EL, Fw6 Ax EL]
WARNING: Do not perform the servicing while the ATF is hot. Otherwise, it could cause severe burns or serious injury. 1. Remove the front under cover No.2.. 2. Remove the dipstick securing bolt. 3. Remove the dipstick. 4. Remove the drain plug and washer, and drain the ATF ...

Oil Pressure Switch Removal/Installation [Fw6 A EL, Fw6 Ax EL]
WARNING: A hot transaxle and ATF can cause severe burns. Turn off the engine and wait until they are cool. Always wear protective eye wear when using the air compressor. If the air compressor is used, any particles of dirt or soiling could spatter and get into the eyes. ...