Without using M-MDS

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

Courtesy of MAZDA MOTORS CORP.
CAUTION:
- Short the specified terminals because shorting the wrong terminal of the relay and fuse block may cause malfunctions.
Using a jumper wire, short fuel pump relay terminals C and D in the relay and fuse block.

Courtesy of MAZDA MOTORS CORP.
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.
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.