Mazda CX-5 Service & Repair Manual: Fuel Pump Unit Disassembly/Assembly

Mazda CX-5 Service & Repair Manual / Engine / Fuel / Fuel Pump Unit Disassembly/Assembly

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 “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.

CAUTION:

Disconnecting/connecting the quick release connector without cleaning it may cause damage to the fuel pipe and quick release connector. Always clean the quick release connector joint area before disconnecting/connecting using a cloth or soft brush, and make sure that it is free of foreign material.

1. Complete the “BEFORE SERVICE PRECAUTION”..

2. Using the following procedure:

CAUTION:

Because the fuel surface is higher than the fuel pump unit installation surface, if the set plate is removed, it may result in fuel leakage. If the fuel gauge level indicates 1/2 or more, refer to the fuel draining procedure and drain 20 liters of fuel.

Fuel gauge indicates 1/2 or more

Drain the fuel..

Fuel gauge indicates less than 1/2

Disconnect the negative battery cable..

3. Remove the following part:

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. Disassemble in the order indicated in the table.

6. Assemble in the reverse order of disassembly.

7. Install in the reverse order of removal.

8. Complete the “AFTER SERVICE PRECAUTION”..

2WD

1	Fuel gauge sender unit
2	Fuel filter (low-pressure)
3	Pressure regulator
4	Fuel pump
5	Fuel filter (high-pressure)

AWD

1	Fuel gauge sender unit
2	Fuel filter (low-pressure)
3	Pressure regulator
4	Fuel pump
5	Fuel filter (high-pressure)

Fuel Pump Control

Outline By switching the fuel pump discharge amount, reduced power consumption and improved fuel economy have been realized. The PCM determines the optimum fuel pump drive force acco ...

Fuel Pump Unit Inspection

Continuity Inspection 1. Disconnect the negative battery cable.. 2. Disconnect the fuel pump unit connector. 3. Inspect for continuity between fuel pump unit terminals B—D. If there ...

Other materials:

Fuel Injection Control System
Outline Performs optimum fuel injection according to engine operation conditions. The PCM determines the engine operation conditions based on the signals from each input device and drives the fuel injectors at the optimal fuel injection time (fuel injection amount) and the fuel ...

Engine Oil Replacement
WARNING: Hot engines and engine oil can cause severe burns. Turn off the engine and wait until it and the engine oil have cooled. A vehicle that is lifted but not securely supported on safety stands is dangerous. It can slip or fall, causing death or serious injury. Never work ...

Differential [Fw6 A EL, Fw6 Ax EL]
Purpose/Function The differential absorbs the difference in the rotation speed between the left and right driving wheels so that the vehicle drives smoothly when differences occur due to cornering or driving on rough roads. Construction The differential consists of the ring ...