Fuel constantly circulates around the circumference of the nozzle body, which avoids the formation of bubbles of gasoline vapors and facilitates starting a hot engine.
Removing
Disconnect the wires from the battery terminals, starting with the negative terminal.
Remove the engine top covers and intake manifold.
Disconnect the wiring harness from the injectors.
Pic. 2.206. Unscrewing the bolts securing the lining of the injector housings: 1 - fastening bolts
Unscrew the two mounting bolts and remove the fuel distribution rail by carefully pulling it towards you (see fig. 2.206).
Pic. 2.213. Removing injectors: 1 - nozzle holders; 2 - nozzles
Remove the nozzle holders and the nozzles themselves (pic. 2.213).
Attention! If you removed the fuel rail and injectors, be sure to replace the o-rings and injector holders.
Installation
Install the fuel rail.
3torque (9 Nm) fuel rail mounting bolts.
Installation is made in an order, the return to removal.
Attach the wires to the battery terminals, starting with the positive terminal.