Removing
Disconnect ground cable (-) from the battery.
Attention: As a result, entries in the memory of the on-board computer are erased, in particular, the fault record and the radio code. Before disconnecting the battery, read the contents of the section "Removing and installing the battery".
Disconnect the hose between the air filter and the throttle valve fitting.
Disconnect the fuel pipe between the cold start valve and the fuel line.
Disconnect the vacuum hose from the fuel pressure regulator.
Disconnect the plug connections of the injection valves.
Disconnect the fuel return hose at the fuel line, after opening the clamp.
Disconnect the fuel supply hose at the fuel line.
Attention: The hose is under pressure. Before disconnecting, cover it with a rag to protect it from being hit by a jet of fuel.
Loosen the fuel line mounting bolts.
Removed fuel line with injection valves.
Caution: Carefully remove the manifold. Do not drop injection valves.
Unscrew the injection valves from the line.
Remove the line spacer.
Remove the insulators from the holes in the nozzles of the injection valves.
Installation
Caution: Replace O-rings and valve O-rings.
Insert the injection valves with new O-rings into the upper part of the fuel line. Moisten the rings with gasoline first.
1.3L engine
1.6L engine
Install distance rings and insulators.
Install the fuel line with injection valves into the cylinder head.
Check that the injection valves rotate easily. If not, take them out and put them back in, checking the position of the O-ring.
Turn the injection valves so that their plugs point upwards.
Install the fixing screws and tighten them. Torque:
- engine displacement 1.3 l - 20 Nm
- engine displacement 1.6 l - 15 Nm
Connect the vacuum hose to the fuel pressure regulator.
Put on the fuel return hose and close it with a clamp.
Install fuel supply hose with two new seals and tighten to 30 Nm.
Attach the fuel supply hose to the cold start valve with new gaskets.
Connect the plug connections of the injection valves.
Reinstall the suction hose.
Connect ground cable (-) with rechargeable battery.
Set the time on the clock, if any, and enter the security code into the radio.