Workshop Manuals Factory service & repair Fiat
01 General information02 Specifications03 Manufacturing data and tolerances04 Tightening torques05 Fluids and lubricants06 Maintenance07 Diagnostic checks08 Engine09 Clutch10 Gearbox and differential11 Transmission (4x4)12 Axles and driveshafts13 Brakes14 Steering15 Suspension and wheels16 Heating, air conditioning and auxiliary units17 Electrical equipment18 Body fittings19 Body panels and frame20 Wiring diagrams and electrical functions21 Wiring harnesses22 Connectors and pin-outs23 Fault diagnosis24 Special tools
Fiat Ducato Factory Service Manual (2002-2006)08 · Engine
08 · Engine

Construction specifications

Make
Fiat
Model
Ducato Factory Service Manual
Year
2002–2006
Section
Gpl tank and pipes › Construction specifications
EngineConstruction specifications

CONSTRUCTION SPECIFICATIONS

2.0 16V · GPL

The LPG (Liquified Petroleum Gas) is stored, at a pressure, that varies according to the temperature and the composition of the LPG itself, between a minimum of 1 and a maximum of 25 bar.The gas container comprises a tank that is filled through a special filler connected to a rigid copper pipe connected to a valve that restricts filling to 80%.A solenoid valve located on the canister cuts off the flow of LPG to the fuel system when switching from LPG operation to petrol operation or when the engine is switched off.Thanks to the action of an alternating current submerged pump with no blades, the LPG passes through a maintenance-free filter in the tank and a copper coated pipe to reach the intermediate connector in the engine compartment near the supply solenoid valve. From there the LPG passes through a flexible steel pipe to reach the injector holder bodies which are connected by special LPG feeder pipes to each individual intake manifold.A return line collects the LPG that is not injected and sends it to the tank via a special return solenoid valve and a calibrated port (valve) which creates a rise in pressure which varies between 0.8 and 1 bar.The pressure of the LPG (which varies in the injector holder body) is controlled by means of an LPG pressure sensor whose electric signal is read in the control unit to adjust the LPG metering (injector opening times).

Parts & tools for this job For 2002 Fiat Ducato

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