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Throttle Position Sensor Adjustment: 3.8L

  1. Install 3 jumper wires between TPS and harness connector. With ignition on, connect a digital voltmeter to the "B" and "C" terminals of the TPS connector. See Fig 1 .
  2. Adjust TPS in the closed idle position to obtain an output voltage of .35-.45 volts. Tighten screws and recheck adjustment.
Fig 1: Throttle Position Sensor Terminal Identification
G5359