Without using M-MDS

Disconnect the negative battery cable. (See BATTERY REMOVAL/INSTALLATION )
Remove the fuel pump relay.

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

There shall be no leakage after 5 min.

Fig 2: Identifying Fuel Pump Relay Terminals
Courtesy of MAZDA MOTORS CORP.
In the case of fuel leakage, replace the following components and then do the recheck by 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.