Mazda CX-9 Grand Touring 2009 Manual page 1647

Fig. 6: Connecting M-MDS To DLC-2
Courtesy of MAZDA MOTORS CORP.
Standard
There shall be no leakage after 5 min.
4. After reinstallation, repeat step 2 - 3 in the fuel leakage inspection.
Without using M-MDS
1. Disconnect the negative battery cable. (See BATTERY REMOVAL/INSTALLATION [MZI-3.7] .)
2. Remove the fuel pump relay.
CAUTION:
3. Using a jumper wire, short fuel pump relay terminals C and D in the main fuse block.
4. Connect the negative battery cable and operate the fuel pump.
5. Verify that there is no fuel leakage from the pressurized parts.
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.
Fig. 7: Identifying Main Fuse Block (Fuel Pump Relay)
2008 Mazda CX-9 Grand Touring
2008 ENGINE Fuel System (MZI-3.7) - Mazda CX-9
Short the specified terminals because shorting the wrong
terminal of the main fuse block may cause malfunctions.