Mazda MX-5 Miata / Grand Touring. Manual - part 115

11. Stop the fuel pump using the following procedure: 

Using M-MDS or equivalent  

1. Stop the fuel pump using the "FP" simulation function.  

Not using M-MDS or equivalent  

1. Turn the ignition switch to off to stop the fuel pump.  

12. Measure the fuel hold pressure after 5 min . 



If not within the specification, inspect the following: 



Fuel line for clogging or leakage  

Fuel hold pressure (Reference)  

250 kPa {2.55 kgf/cm

2

 ,36.2 psi} or more 

 

13. Follow "BEFORE SERVICE PRECAUTION" before performing any work operations to prevent fuel 

from spilling from the fuel system. (See BEFORE SERVICE PRECAUTION [LF] .)  

14. Disconnect the SST .  

15. Connect the quick release connector to the fuel distributor. (See QUICK RELEASE CONNECTOR 

(FUEL SYSTEM) REMOVAL/INSTALLATION [LF] .)  

16. Complete the "AFTER SERVICE PRECAUTION". (See AFTER SERVICE PRECAUTION [LF] .)  

FUEL TANK REMOVAL/INSTALLATION [LF] 

1. Park the vehicle on a level surface.  

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 LINE SAFETY PROCEDURE

", while 

referring to BEFORE SERVICE PRECAUTION [LF] .  



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, before performing the fuel pump unit removal/installation, 
always complete the "Fuel Leak Inspection After Fuel Pump Unit 
Installation".  



A person charged with static electricity could cause a fire or 
explosion, resulting in death or serious injury. Before draining fuel, 
make sure to discharge static electricity by touching the vehicle 
body.  

 

2008 Mazda MX-5 Miata Grand Touring 

2008 ENGINE Fuel System - MX-5 Miata

  

2. Follow "BEFORE SERVICE PRECAUTION" before performing any work operations to prevent fuel 

from spilling from the fuel system. (See BEFORE SERVICE PRECAUTION [LF] .)  

3. Remove the battery cover.  

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

5. Remove the following parts. 

1. Middle pipe (See EXHAUST SYSTEM REMOVAL/INSTALLATION [LF] .)  

2. Propeller shaft (See PROPELLER SHAFT REMOVAL/INSTALLATION .)  

3. Power plant frame (See POWER PLANT FRAME REMOVAL NOTE .) (See POWER 

PLANT FRAME REMOVAL NOTE .) (See POWER PLANT FRAME REMOVAL NOTE .) 

4. Rear drive shaft (See REAR DRIVE SHAFT REMOVAL/INSTALLATION .)  

5. Rear differential (See REAR DIFFERENTIAL REMOVAL/INSTALLATION .)  

6. Rear crossmember component (See REAR CROSSMEMBER REMOVAL/INSTALLATION .) 

6. Perform the following procedure to remove the service hole cover. 

1. To remove the back trim, remove the following parts: 

1. Console (See CONSOLE REMOVAL/INSTALLATION .)  

2. Quarter trim (See QUARTER TRIM REMOVAL/INSTALLATION .)  

3. Scuff plate (See SCUFF PLATE REMOVAL/INSTALLATION .)  

4. Tire house trim (See TIRE HOUSE TRIM REMOVAL/INSTALLATION .)  

5. Aeroboard (See AEROBOARD REMOVAL/INSTALLATION .)  

6. Front seat bar garnish (See SEAT BACK BAR GARNISH 

REMOVAL/INSTALLATION .)  

2. Remove the back trim. (See BACK TRIM REMOVAL/INSTALLATION .)  

3. Remove the service hole cover. 

 

2008 Mazda MX-5 Miata Grand Touring 

2008 ENGINE Fuel System - MX-5 Miata

  

Fig. 12: Identifying Service Hole Cover 
Courtesy of MAZDA MOTORS CORP. 

7. Disconnect the quick release connector using the SST from the fuel pump unit. (See QUICK RELEASE 

CONNECTOR (FUEL SYSTEM) REMOVAL/INSTALLATION [LF] .)  

8. Remove the fuel pump unit. (See FUEL PUMP UNIT REMOVAL/INSTALLATION [LF] .)  

9. Siphon the fuel from the fuel tank.  

10. Remove in the order indicated in Fig. 13 .  

11. Install in the reverse order of removal.  

12. Complete the "AFTER SERVICE PRECAUTION". (See AFTER SERVICE PRECAUTION [LF] .) 

 

2008 Mazda MX-5 Miata Grand Touring 

2008 ENGINE Fuel System - MX-5 Miata

  

Fig. 13: Identifying Fuel System Components (With Torque Specifications) 
Courtesy of MAZDA MOTORS CORP. 

PROTECTOR REMOVAL NOTE 

1. Remove the trunk side trim. (See TRUNK SIDE TRIM REMOVAL/INSTALLATION .) 

 

2008 Mazda MX-5 Miata Grand Touring 

2008 ENGINE Fuel System - MX-5 Miata