Without using M-MDS

WARNING: This page is about a different car, the 2014 Mazda 6. However, it is still accessible from the selected car via links, so may be relevant.

Disconnect the negative battery cable. (See NEGATIVE BATTERY CABLE DISCONNECTION/CONNECTION .)
Remove the fuel pump relay.
CAUTION:
- Short the specified terminals because shorting the wrong terminal of the relay and fuse block may cause malfunctions.
Fig 1: Identifying Fuel Pump Relay
Courtesy of MAZDA MOTORS CORP.
Using a jumper wire, short fuel pump relay terminals C and D in the relay and fuse block.
Connect the negative battery cable and operate the fuel pump. (See NEGATIVE BATTERY CABLE DISCONNECTION/CONNECTION .)
Verify that there is no fuel leakage from the pressurized parts.
Standard

There shall be no leakage after 5 min.

Fig 2: Inspecting Fuel Pump Relay
Courtesy of MAZDA MOTORS CORP.
In the case of fuel leakage, replace the following components and then recheck using the fuel leakage checking procedure.
- If there is leakage, replace the fuel hoses and clips.
- If there is damage on the seal on the fuel pipe side, replace the fuel pipe.