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TROUBLESHOOTING
Symptom
Problem
Solution
Section
Engine out of time
Contact Dealer.
Contact Dealer
Insuf
fi
cient oil
Add oil.
Adding Engine Oil,
page 337
Low or high coolant
temperature
Contact Dealer.
Contact Dealer
Engine knocks
Improper fuel
Use proper fuel.
8.2.2 Fuel
Specifications,
page 465
Low oil level
Add oil.
Adding Engine Oil,
page 337
Improper type of oil
Drain and
fi
ll crankcase with proper oil.
8.2.3 Lubricants,
Fluids, and System
Capacities, page
466
Low oil pressure
Worn components
Internal parts worn
Contact Dealer.
Contact Dealer
Crankcase oil too light
Use recommended oil.
8.2.3 Lubricants,
Fluids, and System
Capacities, page
466
High oil
consumption
Oil leaks
Check for leaks around gaskets,
seals, and drain plugs.
Checking Engine
Oil Level, page
335
Unsteady fuel supply
Change
fi
lter on fuel tank vent line.
Replace clogged fuel
fi
lter.
Replacing Fuel
Tank Vent Filter,
page 345
and
Fuel
System, page 345
Water or dirt in fuel system
Drain,
fl
ush, and
fi
ll fuel system.
8.2.3 Lubricants,
Fluids, and System
Capacities, page
466
Low coolant temperature
Remove and check thermostat.
Air in fuel system
Engine runs
irregularly or stalls
frequently
Dirty or faulty injectors
Contact Dealer.
Contact Dealer
147649
430
Revision A
Summary of Contents for M155
Page 3: ...Declaration of Conformity Figure 1 Declaration of Conformity Page 1 of 2 147649 i Revision A ...
Page 4: ...Figure 2 Declaration of Conformity Page 2 of 2 147649 ii Revision A ...
Page 30: ...SAFETY Figure 1 21 Safety Signs Left Cab forward Side 147649 14 Revision A ...
Page 32: ...SAFETY Figure 1 23 Safety Signs Right Cab forward Side 147649 16 Revision A ...
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Page 414: ...MAINTENANCE AND SERVICING Fuse Box Decal Figure 5 178 Fuse Decal 147649 398 Revision A ...
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