Mazda MX-5 Miata / Grand Touring. Manual — part 113

Fig. 4: View Of Fuel Pump Relay
Courtesy of MAZDA MOTORS CORP.

3. Start the engine.

4. After the engine stalls, crank the engine several times .

5. Turn the ignition switch to the LOCK position.

6. Install the fuel pump relay.

AFTER SERVICE PRECAUTION [LF]

FUEL LEAKAGE INSPECTION

Using M-MDS or Equivalent

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 Leakage Inspection

.

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, complete the following inspection with the engine stopped.

2008 Mazda MX-5 Miata Grand Touring

2008 ENGINE Fuel System - MX-5 Miata

1. Connect the M-MDS or equivalent to the DLC-2.

Fig. 5: Locating DLC-2 Connector
Courtesy of MAZDA MOTORS CORP.

2. Start the fuel pump using the "FP" simulation function.

3. 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.

Standard

There shall be no leakage after 5 min.

4. After reinstallation, repeat step 2-3 in the fuel leakage inspection.

Not Using SST (M-MDS or Equivalent)

1. Remove the battery cover.

2. Disconnect the negative battery cable. (See BATTERY REMOVAL/INSTALLATION [LF] .)

3. Short the check connector terminal F/P to ground using a jumper wire.

2008 Mazda MX-5 Miata Grand Touring

2008 ENGINE Fuel System - MX-5 Miata

Fig. 6: Checking Connector Terminal F/P To Ground
Courtesy of MAZDA MOTORS CORP.

2008 Mazda MX-5 Miata Grand Touring

2008 ENGINE Fuel System - MX-5 Miata

Fig. 7: Identifying F/P Connector Terminal
Courtesy of MAZDA MOTORS CORP.

4. Connect the negative battery cable.

5. Turn the ignition switch to the ON position to operate the fuel pump.

6. 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.

Standard

There shall be no leakage after 5 min.

7. After reinstallation, repeat step 5 thru 6 in the fuel leakage inspection.

FUEL LINE PRESSURE INSPECTION [LF]

WARNING:



Fuel line spills and leakage from the pressurized fuel system are
dangerous. Fuel can ignite and cause serious injury or death and
damage. To prevent this, complete the following inspection with the

2008 Mazda MX-5 Miata Grand Touring

2008 ENGINE Fuel System - MX-5 Miata