Fuel Injectors & Fuel Rails: Installation
- Install new grommets and "O" rings on injectors. Install injectors on fuel rail. Install 4 insulators and 2 spacers in position on cylinder head.
- Place injectors with fuel rail into injector ports. Ensure injectors rotate smoothly. See Fig 1. If injectors do not rotate smoothly, check "O" rings for proper installation. Position injector connectors upward. 3) Install fuel rail bolts. Install fuel pressure pulsation damper (if equipped). To complete installation, reverse removal procedure. Tighten all nuts and bolts to specification. See TORQUE SPECIFICATIONS at end of article. Check for fuel leaks.
Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
- Install new grommets and "O" rings on injectors. Install injectors on fuel rail. Install 6 insulators and 4 spacers on intake manifold.
- Install 3 injectors with right fuel rail into intake manifold. Ensure injectors rotate smoothly. If injectors do not rotate smoothly, check "O" rings for proper installation. Position injector connectors upward. Install 5 fuel rail bolts.
- Install No. 2 fuel pipe with 4 new gaskets and union bolts. See Fig 1. Connect fuel inlet and return hoses. Connect 3 wiring harness clamps to left fuel rail. Connect connectors for 6 injectors, cold start injector and coolant temperature sensor. Install air intake chamber.
- Install EGR pipe. Connect wiring harness with clamp. Install engine removal hook and air intake chamber bracket. Connect hoses and connectors removed.
- Connect cold start injector tube and connector. Install right top engine mount bracket. To complete installation, reverse removal procedure. Tighten all nuts and bolts to specification. See TORQUE SPECIFICATIONS at end of article. Check for fuel leaks.
Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002