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Home >> Infiniti >> 1995 >> Q45 Base >> Repair and Diagnosis >> Engine Performance >> Engine Controls - Adjustments 4.5L >> Adjustment >> Throttle Position (TP) Sensor
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Throttle Position (TP) Sensor

  1. Ensure engine is warmed to normal operating temperature. Disconnect throttle position switch harness connector. See Fig 1 . Check resistance between specified connector terminals.
  2. If continuity is not correct, slightly loosen TP sensor mounting bolts. Rotate sensor body until resistance is correct. Tighten mounting bolts, and recheck resistance reading.
THROTTLE POSITION SENSOR RESISTANCE

Application (1) Ohms
Completely Released 700
Partially Released 700-5000
Completely Depressed 5000
(1) Approximate.
Fig 1: Checking Throttle Position (TP) Sensor Resistance (Q45)
G95B30974Courtesy of NISSAN MOTOR CO., U.S.A.