106
Symptom Cause
Action
Damaged packing.
Change packing.
Fuel leakage.
Improper installation or tightening.
Reinstall or retighten air bleeder plug.
Too much
injection
amount.
Injection pump misadjustment.
◎
Excessive
fuel
consumption.
Excessive
mechanical
loads.
Operation
Check the mechanical loads.
Clogged air cleaner.
Clean or change element.
Nozzle damage.
◎
Nozzle misadjustment.
Make a readjustment.
Injection timing failure.
◎
Injection amount misadjustment.
◎
Improper fuel.
Use fuel in this instruction manual.
Much black
smoke.
EGR valve fixing. (Open position.)
◎
Oil coming up or down.
Change oil.
Water mixing in fuel.
Remove water.
Low compression pressure.
◎
Injection timing failure.
◎
Improper
exhaust.
Much white
smoke.
Low coolant temperature.
Inspect or change thermostat.
Crack in battery body.
Change battery.
Battery
overdischarge.
Low
electrolyte
level.
Natural consumption.
Change battery.
Summary of Contents for AU-4LE1T
Page 25: ...20 Engine model Serial number 4LE1 000000 IMLE0092...
Page 63: ...58 4LE1T Oil drain plug Oil filler cap Oil filler cap Oil level gauge IMLE0094...
Page 64: ...59 4LE1NA Oil drain plug Oil filler cap Oil filler cap Oil level gauge IMLE0095...
Page 79: ...74 C O OPEN Lever Element Cup Drain plug Ring nut Air bleeder plug CLOSE IMLE0059...