Removing the air flow meter
Loosen the air flow meter hose clamp.
Remove the air flow meter plug.
Remove the upper part of the air filter together with the air flow meter as described in Chapter "Air filter and intake ducts".
Removal injectors
Remove the air intake sleeve between the air filter (air flow meter) and the engine.
Disconnect and set aside the high-voltage ignition wires.
Disconnect the injector plugs.
Unscrew the fuel distributor from the engine intake manifold.
Disconnect the vacuum hose from the fuel pressure regulator.
Carefully remove the fuel distributor with all six injectors upwards from the engine intake manifold.
To remove one individual injector, remove the safety clip from the fuel distributor and separate the injector.
Installation: Replace O-rings on all injectors before installation.
Lubricate all O-rings with new engine oil.
Insert each injector individually very carefully so as not to crush or otherwise damage any of the rings.