Removal
Disconnect the battery cables, starting with the negative terminal.
Remove the intake manifold.
Beware of fuel spray when disconnecting the fuel supply line from the fuel rail.

Remove the two nuts securing the fuel rail protective cover (Fig. 1).
Move the wiring harness aside.
Disconnect:
- – the fuel supply line fitting;
- – the injector wiring harness connectors;
- – the knock sensor wiring harness connectors (Fig. 2).

Remove the fuel rail mounting bolts.
Carefully pull the fuel rail toward you and remove it.

Unscrew the wiring harness mounting nut and remove the oil dipstick guide tube (Fig. 3).

Remove the injector housing base mounting bolts (Fig. 4).
Installation
The injector housing base gasket must be replaced.
Install all mounting bolts.
Position:
- – the injector housing base against the upper timing belt cover and hand-tighten bolt "A";
- – the injector housing base against the engine pendulum mount, hand-tightening bolt "B".

Press the injector housing base against the gaskets on the cylinder head cover (Fig. 5).
Tighten in the order shown in Figure 5 to the specified torque:
- – injector housing base mounting bolts 11 and 12 (25 Nm);
- – injector housing base mounting bolts 13 and 20 (21 Nm).
Tighten to the specified torque:
- – the upper timing belt cover mounting bolt (44 Nm);
- – the pendulum suspension support mounting bolt (44 Nm).
Install the intake manifold.
Installation is carried out in the reverse order of removal.
Connect the battery cables, starting with the positive terminal.