TROUBLESHOOTING – ENGINE
CODE LIST OF POSSIBLE CAUSES
1.Battery capacity low.
2.Bad electrical connections.
3.Fault in starter motor.
4.Fault in starter motor.
5.Wrong grade of lubricating oil.
6.Low engine speed from starter motor.
7.Stop control fault.
8.Restriction in fuel lift pipe.
9.Fault in fuel lift pump.
10.Dirty fuel filter element.
11.Restriction in air filter or induction system.
12.Air in fuel system.
13.Fault in fuel injection pump.
14.Fault in atomizers or not correct type.
15.Cold start equipment not used correctly.
16.Fault in cold start equipment.
17.Broken fuel injection pump drive.
18.Fuel injection pump timing not correct.
19.Valve timing not correct.
20.Bad compression.
21.restriction in fuel tank vent.
22.Type or grade of fuel not correct.
23.Restriction of engine speed control movement.
24.Restriction in exhaust pipe.
25.Cylinder head gasket leaks.
26.Engine temperature too high.
27.Engine temperature too low.
28.Valve tip clearances not correct.
29.Valves not free.
30.Wrong high pressure pipes.
31.Worn cylinder bores.
32.Valves and seats do not seal correctly.
33.Piston rings not free or are worn or broken.
34.Valve stems and/or guide worn.
35.West type air cleaner too full or wrong oil used.
36.Crankshaft bearings worn or damaged..
37.Not enough lubricating oil in the pump.
38.Gauge not correct.
39.Lubricating oil pump worn.
40.Relief valve not free to close.
41.Relief valve not free to open.
42.Relief valve spring broken.
43.Fault in suction pipe of lubricating oil pump.
44.Dirty lubricating oil filter element.
45.Piston damaged.
46.Piston height not correct.
47.Fan damaged.
48.Fault in engine mounting (housing).
49.Flywheel housing or flywheel not aligned correctly.
50.Fault in thermostat or wrong type.
51.Restriction in coolant passages.
52.Water pump drive belt loose.
53.Restriction in radiator.
54.Fault in water pump.
55.Restriction in breather pipe.
56.Damaged valve stem oil seals (where used).
57.Not enough coolant in system.
58.Restriction in sump strainer.
59.Valve spring broken.
60.Fault in exhaust or vacuum pipe leakage.
61.Turbo charger impeller damage, or dirty impeller.
62.Turbo charger lubricating oil seal leaks.
63.Induction system leaks (turbo charged engines.)
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