323001890 - 1040OA FUEL SUPPLY CIRCUIT CHECK

The fuel system is highly sensitive. The work must be carried out with the greatest cleanliness and care. Any air in the system could damage the high pressure fuel pump. The vehicle must therefore never be driven with the fuel tank empty.

STEP	CHECK TO BE PERFORMED	REMEDIAL ACTION IF THE CHECK IS NOT OK
1	Check that the tank contains the correct type of fuel.	Remove the contents and wash the tank.    Op. 1040A10 FUEL TANK - R + R AND DECANT FUEL

STEP	CHECK TO BE PERFORMED	REMEDIAL ACTION IF THE CHECK IS NOT OK
2	The fuel reserve must be greater than 5 litres.	Make sure there are at least 5 litres of fuel.

STEP	CHECK TO BE PERFORMED	REMEDIAL ACTION IF THE CHECK IS NOT OK
3	Check for leaks in the fuel circuit.Check the hoses and connected pipes to identify any obstructions, damage etc.Check for breaks/scratches on the fuel supply or injection pipes.Check the connectors for the fuel pipes (quick fit). Check that the fluid pipes are not leaking.Check the condition of the three-way fastening elements.Check the fittings and seals are correctly fitted (use only Fiat Auto approved sealants).Check for blockages, leaks, air or water in the fuel system.	Repair or, if necessary, replace the faulty components.

STEP	CHECK TO BE PERFORMED	REMEDIAL ACTION IF THE CHECK IS NOT OK
4	Check the tightening torques for the capscrews.	Restore component tightness to the correct values.