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Home >> Isuzu >> 1993 >> Trooper LS, Automatic >> Repair and Diagnosis >> Engine Performance >> Remove, Overhaul & Install >> Engine Controls - Remove/Install/Overhaul >> Fuel System (Fuel Injection) >> Fuel Injectors (TBI) >> Installation

Fuel Injectors (TBI): Installation

  1. Replace both "O" rings, lubricating before installing. Install injectors. Align raised lug on injector base with notch in throttle body cavity. Push down on injector until it is fully seated. Ensure electrical terminals are parallel with throttle shaft.
  2. Install new throttle body outlet and cover gaskets. Install new pressure regulator dust seal. Install cover assembly, and tighten screws to specification. See TORQUE SPECIFICATIONS .
Fig 1: Exploded View Of Throttle Body Injector Assembly (3.1L)
G122439Courtesy of ISUZU MOTOR CO.
Fig 2: Prying Fuel Injector From Throttle Body (3.1L)
G122440Courtesy of ISUZU MOTOR CO.
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