Mazda MX-5 Miata / Grand Touring. Manual - part 7

Fig. 22: View Of Seat Track Position Sensor 
Courtesy of MAZDA MOTORS CORP. 

SEAT WEIGHT SENSOR CONTROL MODULE REMOVAL/INSTALLATION 

1. Turn the ignition switch to the LOCK position.  

2. Remove the battery cover.  

3. Disconnect the negative battery cable and wait for 1 min or more . (See BATTERY 

REMOVAL/INSTALLATION [LF] .)  

4. Remove in the order indicated in Fig. 23 . 

CAUTION:



When the seat weight sensor control module is replaced with a new 
one, perform the seat weight sensor calibration using the WDS or 
equivalent. (See SEAT WEIGHT SENSOR CALIBRATION .)  

 

2008 Mazda MX-5 Miata Grand Touring 

2008 RESTRAINTS Air Bag System - MX-5 Miata

  

Fig. 23: View Of Seat Weight Sensor Control Module 
Courtesy of MAZDA MOTORS CORP. 

5. Install in the reverse order of removal.  

SEAT WEIGHT SENSOR CALIBRATION 

CAUTION:



If any of the following work is performed, perform the seat weight 
sensor calibration using the WDS or equivalent. 



Replacement with a new seat weight sensor  



Replacement with a new seat weight sensor control module  



Replacement with new passenger-side seat parts  



Disassembly of the passenger-side seat  



If any of the following work is performed, perform the seat weight 
sensor inspection using the WDS or equivalent. (See SEAT WEIGHT 
SENSOR INSPECTION .) 



Removal of the passenger-side seat  



Loosening and retightening of passenger's seat fixing bolts  

 

2008 Mazda MX-5 Miata Grand Touring 

2008 RESTRAINTS Air Bag System - MX-5 Miata

  

1. Have two 20 kg {44 lb} weights ready to use.  

2. Connect the WDS or equivalent to the DLC-2 (16-pin). 

Fig. 24: Identifying DLC-2 Location 
Courtesy of MAZDA MOTORS CORP. 

3. Select "Body" from the menu.  

4. Select "Restraints".  

5. Select "Seat Weight Sensor ReZero Procedure".  

6. Perform calibration following the procedures on the WDS or equivalent screen. 

SEAT WEIGHT SENSOR INSPECTION 



Or, the vehicle is involved in a collision  

NOTE:



When "Lightly pat the passenger seat cushion" is displayed on the 
WDS or equivalent screen, lightly pat horizontally approx. five times 
on the headrest or upper side of the seat back trim of the passenger-
side front seat.  

CAUTION:



If any of the following work is performed, perform the seat weight 

 

2008 Mazda MX-5 Miata Grand Touring 

2008 RESTRAINTS Air Bag System - MX-5 Miata

  

1. Connect the WDS or equivalent to the DLC-2 (16-pin). 

Fig. 25: Identifying DLC-2 Location 
Courtesy of MAZDA MOTORS CORP. 

2. Select "Body" from the menu.  

3. Select "Restraints".  

4. Select "Seat Weight Sensor ReZero Procedure".  

5. Perform inspection following the procedures on the WDS or equivalent screen.  

sensor inspection using the WDS or equivalent. 



Removal of the passenger-side seat  



Loosening and retightening of passenger's seat fixing bolts  



Or, the vehicle is involved in a collision  



If any of the following work is performed, perform the seat weight 
sensor calibration using the WDS or equivalent. (See SEAT WEIGHT 
SENSOR CALIBRATION .) 



Replacement with a new seat weight sensor  



Replacement with a new seat weight sensor control module  



Replacement with new passenger-side seat parts  



Disassembly of the passenger-side seat  

 

2008 Mazda MX-5 Miata Grand Touring 

2008 RESTRAINTS Air Bag System - MX-5 Miata