Relieve fuel pressure.
Disconnect the crankcase ventilation hose.
Disconnect the injector connectors.
Loosen the bolts and disconnect the flange of the high pressure fuel hose (1) from the fuel manifold (2).
Remove the gasket.
Loosen the clamps, remove the fuel return hose.
Disconnect the vacuum hose.
Remove the fuel pressure regulator.
Remove the O-ring.
Unscrew the bolts and remove the fuel manifold together with the injectors mounted on it.
Loosen the clamp and remove the fuel return pipe.
Remove seals.
Carefully remove the injectors.
Remove the bottom washers from the injectors.
Remove sealing bushings.
Installation
Installation is carried out in the reverse order, taking into account the following:
Apply some clean engine oil to the O-ring before installation (2) nozzles (1).
Rotate the injectors, high pressure fuel hose and fuel pressure regulator to install the fuel manifold.
After installation, check that the high pressure hose flange in the fuel rail turns smoothly.
Tighten the high pressure fuel hose flange bolts to the correct torque.