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Home >> Ford >> 1990 >> Taurus GL, 4D Sedan, 2.5 D >> Repair and Diagnosis >> Engine Performance >> Remove, Overhaul & Install >> Engine Controls - Remove/Install/Overhaul >> 2.5L TBI Fuel Assembly R & I, & Overhaul >> Reassembly
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2.5L TBI Fuel Assembly R & I, & Overhaul: Reassembly

  1. Attach ISC motor, if removed, to bracket with 3 retaining screws and tighten to 40-49 INCH lbs. (4.5-5.5 N.m). Install ISC motor and bracket assembly and tighten to 31-44 INCH lbs. (3.5-5.0 N.m).
  2. Position TPS with connector facing upward toward main body. rotate counterclockwise ONLY and align screw holes. Tighten screws to 25-28 INCH lbs. (2.8-3.1 N.m).
    CAUTION: Failure to install TPS in this manner may result in excessive idle speeds.
  3. Position main body to throttle body gasket. Install throttle body to main body with 4 retaining screws. Tighten to 27-40 INCH lbs. (3.0-4.5 N.m).
  4. Install fuel injector and fuel pressure regulator. Attach throttle body with new gasket to body. Clean and install screen in fuel inlet channel.
  5. Clean loose material from fuel fittings and coat with Loctite (290). Install fuel fittings and tighten to 11-14 ft. lbs. (15-19 N.m).
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