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Throttle Sensor

  1. On turbo models, remove intercooler. On all models, remove sensor connector. Connect ohmmeter to terminals "A" and "B". See Fig 1 . Open throttle valve and note resistance readings.
  2. On non-turbo models, repeat procedure on terminals "A" and "C". Resistance readings must be within specification. See THROTTLE SENSOR RESISTANCE  table. Install sensor connector. On turbo models, reinstall intercooler.
THROTTLE SENSOR RESISTANCE

Terminal k/Ohms
A & B - Idle Position 1
A & B - Fully Open 4-6
A & C (Non-Turbo Only) - Idle Position 4-6
A & C (Non-Turbo Only) - Fully Open 4-6
Fig 1: Checking Throttle Sensor
G94869Courtesy of MAZDA MOTORS CORP.