Mazda MX-5 Miata / Grand Touring. Manual - part 153

Fig. 43: Measuring Rotation Torque From Pinion Gear 
Courtesy of MAZDA MOTORS CORP. 

7. Hold the adjusting cover so as not to rotate and tighten the locknut. 

Tightening torque  

40.0-58.0 N.m {4.08-5.91 kgf.m, 29.5-42.7 ft.lbf}

 

2008 Mazda MX-5 Miata Grand Touring 

2008 STEERING Power Steering - MX-5 Miata

  

Fig. 44: Tightening Locknut 
Courtesy of MAZDA MOTORS CORP. 

HERMETIC SEALING INSPECTION 

1. Connect the SSTs to the power cylinder section of the gear housing.  

2. Apply 53.3 kPa {400 mmHg, 15.7 inHg} vacuum with a vacuum pump and verify that it is held for at 

least 30 seconds .  

3. If the vacuum is not held, replace the oil seal. 

 

2008 Mazda MX-5 Miata Grand Touring 

2008 STEERING Power Steering - MX-5 Miata

  

Fig. 45: Inspecting Hermetic Sealing 
Courtesy of MAZDA MOTORS CORP. 

POWER STEERING OIL PUMP REMOVAL/INSTALLATION 

1. Remove the drive belt. (See DRIVE BELT REPLACEMENT [LF] .)  

2. Remove in the order indicated in Fig. 46 .  

3. Install in the reverse order of removal. 

 

2008 Mazda MX-5 Miata Grand Touring 

2008 STEERING Power Steering - MX-5 Miata

  

Fig. 46: View Of Power Steering Oil Pump Components (With Torque Specifications) 
Courtesy of MAZDA MOTORS CORP. 

POWER STEERING OIL PUMP DISASSEMBLY/ASSEMBLY 

1. Disassemble in the order indicated in Fig. 47 .  

2. Assemble in the reverse order of disassembly. 

NOTE:



The following procedure is for replacement of the O-ring and oil seal only. 
Replace the pump component if other repairs are necessary.  

 

2008 Mazda MX-5 Miata Grand Touring 

2008 STEERING Power Steering - MX-5 Miata