
OM 25-3503 us – Edition 4.1 * 2503_3503b410.fm
4-1
Malfunctions
4 Malfunctions
The information given in this chapter is provided for maintenance personnel, for fast and
reliable detection of malfunctions and their appropriate repair.
Repairs must only be performed by authorized personnel.
Problem
Possible causes
See
Engine does not start or is not easy to start
Wrong SAE grade of engine lubrication oil
5-35
Empty fuel tank
5-2
Fuel grade does not comply with specifications
5-35
Malfunctioning or empty battery
5-24
Loose or oxidized cable connections in starter circuit
--
Malfunctioning starter, or pinion does not engage
--
Wrong valve clearance
--
Malfunctioning fuel injector
--
Malfunctioning cutoff solenoid
--
Malfunctioning fuse
6-6
Engine starts, but does not run smoothly or faultless
Fuel grade does not comply with specifications
5-35
Dirty fuel filter
--
Wrong valve clearance
--
Injection line leaks
--
Malfunctioning fuel injector
--
Engine overheats. Temperature warning system
responds
Oil level too low
5-5
Oil level too high
5-5
Dirty air filter
5-11
Dirty radiator fins
5-7
Coolant level too low
5-8
Cooling system leaks
--
Malfunctioning fan, torn or loose V-belt
--
Resistance in cooling system too high, flow capacity too low
--
Malfunctioning fuel injector
--
Insufficient engine power
Oil level too high
5-5
Fuel grade does not comply with specifications
5-35
Dirty fuel filter
--
Dirty air filter
5-11
Wrong valve clearance
--
Injection line leaks
--
Malfunctioning fuel injector
--
Admissible soot load value exceeded (Tier IV only)
3-109
Engine does not run on all cylinders
Malfunctioning fuel injection pump
--
Injection line leaks
--
Malfunctioning fuel injector
--
Содержание 2503
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Страница 250: ...6 20 OM 25 3503 us Edition 4 1 2503_3503b610 fm Technical datac 2503 3503 long short stick...
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