Input/Turbine Speed Sensor Inspection

WARNING: This page is about a different car, the 2005 Mazda 6. However, it is still accessible from the selected car via links, so may be relevant.

CAUTION:

Water or foreign objects entering the connector can cause a poor connection or corrosion. Be sure not to drop water or foreign objects on the connector when disconnecting it.

Disconnect the negative battery cable.
Remove the battery and battery tray.
Remove the air cleaner component. (See INTAKE AIR SYSTEM REMOVAL/INSTALLATION .)
Disconnect the input/turbine speed sensor connector.

Fig 1: Locating Input/Turbine Speed Sensor
Courtesy of MAZDA MOTORS CORP.
Measure resistance between the terminals of the input/turbine speed sensor.
- If not as specified, replace the input/turbine speed sensor.
  Resistance
  
  250-600 ohms (ATF temperature: -40-160 °C {-40-320 °F})
  
  Fig 2: Identifying Input/Turbine Speed Sensor
  Courtesy of MAZDA MOTORS CORP.
Connect the input/turbine speed sensor connector.
Install the air cleaner component. (See INTAKE AIR SYSTEM REMOVAL/INSTALLATION .)
Install the battery and battery tray.
Connect the negative battery cable.