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Home >> Mazda >> 1997 >> MX-5 Miata Base, Standard >> Repair and Diagnosis >> Engine Performance >> Engine Controls - Adjustments >> Throttle Position (TP) Sensor >> Throttle Position (TP) Sensor Continuity >> Adjustment
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Throttle Position (TP) Sensor Continuity: Adjustment

  1. Turn ignition off. Ensure throttle valve is in closed position. Disconnect TP sensor connector. Connect ohmmeter between terminals "A" and "B" of TP sensor. See Fig 1 . Insert a feeler gauge of specified thickness between throttle lever and throttle stop screw. See TP SENSOR CONTINUITY table.
  2. Loosen TP sensor screws. Rotate TP sensor until ohmmeter indicates continuity as specified. See TP SENSOR CONTINUITY  table. Tighten TP sensor screws. Open throttle valve fully a few times. Recheck TP sensor adjustment. If TP sensor is not adjusted as specified, replace TP sensor.
Fig 1: Identifying TP Sensor Connector Terminals
G95H31465Courtesy of MAZDA MOTORS CORP.
TP SENSOR CONTINUITY

Condition (1) Continuity Between Terminals "A" & "B"
.012" (.3 mm) Yes
.016" (.4 mm) No
(1) Insert feeler gauge of specified thickness between throttle lever and throttle stop screw.