Iveco Daily. Manual — part 57
210
ENGINES 8140.43C/63
D
AILY
Base - May 2004
Main engine operating faults with mechanical injection pump:
1 -
engine will not start;
2 -
engine overheats;
3 -
engine lacks power;
4 -
engine emits black or dark grey smoke;
5 -
engine emits grey (whitish) smoke;
6 -
engine emits blue smoke;
7 -
abnormal knocking from the engine;
8 -
engine stops;
9 -
engine exceeds maximum rpm;
10 - oil pressure too high or too low;
11 - excessive fuel consumption.
1
NO
YES
ENGINE WILL NOT START
NO
YES
NO
YES
NO
YES
NO
YES
NO
Battery terminal connections serviceable.
Clean, check, tighten clamp nuts or replace.
Battery serviceable.
Carry out the checks described in the “Electrical
Equipment” repair manual.
Starter motor serviceable.
Carry out the checks described in the “Electrical
System” repair manual.
Starter heater serviceable.
Replace.
Injection pump timing correct.
Check correct timing as described in the relevant
chapter.
Fuel pump operating correctly.
Check and replace if necessary.
(continued)
ENGINES 8140.43C/63
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D
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ENGINE
TROUBLESHOOTING
NO
YES
NO
YES
NO
YES
NO
NO
YES
NO
YES
2
NO
YES
NO
Injectors serviceable.
Check operation and adjust.
No air infiltration in fuel circuit or injection pump.
Remove the causes of infiltration.
Bleed.
No water in fuel circuit or injection pump.
Remove the causes of infiltration.
Clean supply circuit, including tank
Compression ratio as specified.
Overhaul the engine or limit repairs to the parts
concerned (valves, piston rings etc.).
Fuel filters serviceable.
Replace.
Automatic advance regulator and electric STOP valve
serviceable.
Check and replace the parts concerned.
ENGINE OVERHEATS
Coolant level correct.
Check for leaks and top up.
Water pump and fan driving belts serviceable.
Check, adjust tension and replace parts if necessary.
(continued)
212
ENGINES 8140.43C/63
D
AILY
Base - May 2004
NO
YES
NO
YES
NO
NO
YES
NO
YES
NO
YES
NO
Water pump serviceable.
Overhaul or replace the unit.
Thermostat serviceable.
Replace.
Wash thoroughly, check there are no leaks, replace if
necessary.
Radiator serviceable.
Air filter and circuit ducts serviceable.
Clean or replace defective parts.
Injection pump timing correct.
Check correct timing as described in the relevant
section.
YES
Cylinder head gasket serviceable.
Replace.
Electric fan efficient.
Check the wiring. Electromagnetic coupling control
switch and electromagnetic coupling or replace them.
ENGINES 8140.43C/63
213
D
AILY
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