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Home >> Toyota >> 1992 >> Pickup Base, W55 >> Repair and Diagnosis >> Engine Performance >> Remove, Overhaul & Install >> Engine Controls - Remove/Install/Overhaul >> Fuel System >> Fuel Injectors & Fuel Rails >> Installation
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Fuel Injectors & Fuel Rails: Installation

  1. Install grommet and NEW "O" ring to each injector. Apply a light coat of gasoline and install injectors to fuel rail. Ensure injectors rotate smoothly. If injectors do not rotate smoothly, ensure "O" rings are properly installed. Replace as required.
  2. Install insulators into injector holes on intake manifold. Position injector tips, with attached fuel rail, to insulators in manifold. Install and tighten fuel rail bolts to 14 ft. lbs. (19 N.m).
  3. To complete installation, reverse removal procedure. Tighten all nuts and bolts. See appropriate TORQUE SPECIFICATIONS table at end of article. Check for fuel leaks.


  1. Apply light coat of gasoline to "O" rings and install NEW "O" rings and grommets onto injectors. Install 6 injectors into fuel rails. Install fuel rail mounting spacers and injector insulators to intake manifold.
  2. Install injectors, with fuel rail attached, into insulators on intake manifold. Ensure injectors rotate smoothly. If injectors do not rotate smoothly, check "O" rings for proper installation. Replace "O" rings as needed. Position injector electrical connectors upward.
  3. Install 4 fuel rail mounting nuts and tighten to 115 INCH lbs. (13 N.m). To complete installation, reverse removal procedure. Tighten all nuts and bolts to specification. See appropriate TORQUE SPECIFICATIONS table at end of article.
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