2000 Mazda MPV DXFACTORY OEM SERVICE PROCEDURE

Combined Sensor Inspection

WARNING: This page is about a different car, the 2005 Mazda RX-8. However, it is still accessible from the selected car via links, so may be relevant.
  1. Turn the ignition switch off.
  2. Connect the WDS or equivalent to the DLC-2.
    Fig 1: Identifying Data Link Connector-2
    G03702464Courtesy of MAZDA MOTORS CORP.
  3. Select the following PIDs, then inspect the lateral acceleration speed and the yaw rate.
    • LAT ACC: (lateral acceleration speed)
    • YAW_RATE: (yaw rate)
    1. Lateral acceleration speed inspection
      1. Verify the LAT ACC change when the combined sensor is tilted to the left and right.
        • If there is any malfunction, replace the combined sensor.
          • Fig 2: Tilting Combined Sensor To The Left And Right
          G03702465Courtesy of MAZDA MOTORS CORP.

      Standard 

      1. When the sensor is tilted to the right: 
        1. LAT ACC changes negatively. 
      2. When the sensor is tilted to the left: 
        1. LAT ACC changes positively. 
    2. Yaw rate inspection
      1. Verify the YAW_RATE change when the combined sensor is rotated to the left and right.
        • If there is any malfunction, replace the combined sensor.
          • Fig 3: Tilting Combined Sensor To The Left And Right
          G03702466Courtesy of MAZDA MOTORS CORP.

      Standard 

      1. When the sensor is rotated to the right: 
        1. YAW_RATE changes negatively. 
      2. When the sensor is rotated to the left: 
        1. YAW_RATE changes positively. 
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