Mazda MX-5 Miata / Grand Touring. Manual - part 24



If there is any malfunction, replace the front ABS wheel-speed sensor.  

REAR ABS WHEEL-SPEED SENSOR REMOVAL/INSTALLATION 

1. Remove the trunk end trim. (See TRUNK END TRIM REMOVAL/INSTALLATION .)  

2. Remove the partition board. (See PARTITION BOARD REMOVAL/INSTALLATION .)  

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

4. Remove the fuel-filler pipe protector. (See FUEL TANK REMOVAL/INSTALLATION [LF] .)  

5. Remove in the order indicated in Fig. 14 .  

6. Install in the reverse order of removal. 

Fig. 14: Identifying Rear ABS Wheel-Speed Sensor (With Torque Specifications) 
Courtesy of MAZDA MOTORS CORP. 

REAR ABS WHEEL-SPEED SENSOR INSPECTION 

INSTALLATION VISUAL INSPECTION 

1. Inspect the following items: 



If there is any malfunction, replace the applicable part.  

1. Excessive looseness or play of the ABS wheel-speed sensor  

2. Deformation of the ABS wheel-speed sensor  

3. Deformation or damage of the ABS sensor rotor 

 

2008 Mazda MX-5 Miata Grand Touring 

2008 BRAKES Antilock Brake System - MX-5 Miata

  

CLEARANCE INSPECTION 

1. Verify the clearance between the ABS sensor rotor and the ABS wheel-speed sensor. 



If there is any malfunction, check for improper installation, and replace if necessary.  

Clearance  

0.8-1.6 mm {0.032-0.062 in}  

Fig. 15: Inspecting ABS Sensor-To-Rotor Clearance 
Courtesy of MAZDA MOTORS CORP. 

SENSOR OUTPUT VALUE INSPECTION 

1. Turn the ignition switch off.  

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

 

2008 Mazda MX-5 Miata Grand Touring 

2008 BRAKES Antilock Brake System - MX-5 Miata

  

Fig. 16: Locating DLC-2 Connector 
Courtesy of MAZDA MOTORS CORP. 

3. Select the following PIDs using the M-MDS or equivalent: 



LR_WSPD 

(LR wheel-speed sensor) 



RR_WSPD 

(RR wheel-speed sensor) 

4. Start the engine and drive the vehicle.  

5. Verify that the display of the M-MDS or equivalent shows the same value as the speedometer. 



If there is any malfunction, replace the rear ABS wheel-speed sensor.  

 

2008 Mazda MX-5 Miata Grand Touring 

2008 BRAKES Antilock Brake System - MX-5 Miata

  

2008 BRAKES

Conventional Brake System - MX-5 Miata 

CONVENTIONAL BRAKE SYSTEM LOCATION INDEX 

Fig. 1: Identifying Location Of Conventional Brake System Components 
Courtesy of MAZDA MOTORS CORP. 

AIR BLEEDING 

CAUTION:



Brake fluid will damage painted surfaces. Be careful not to spill any 
on painted surfaces. If it is spilled, wipe it off immediately.  

 

2008 Mazda MX-5 Miata Grand Touring 

2008 BRAKES Conventional Brake System - MX-5 Miata

  

 

2008 Mazda MX-5 Miata Grand Touring 

2008 BRAKES Conventional Brake System - MX-5 Miata