8-3
IN CASE OF EMERGENCY
Symptom Cause Corrective action
Reference
page
Engine
does not
start
Starter
does not
turn over, or
is weak
Flat batteries
Recharge or
replace
8-11
Battery terminals
detached, loose or
corroded
After repairing
corroded section,
connect the
terminals firmly
―
Starter ground wire
terminal detached, loose
or corroded
After repairing
corroded section,
connect the
terminals firmly
―
Engine oil viscosity too
high
Change to oil with
proper viscosity
7-247
Starter or electrical system
faulty
―
Gearshift lever/selector
lever/selector button is not
in "N"
(Other than manual
transmission vehicle)
Place gearshift
lever in "N" position
(Smoother model)
4-102
Place the selector
lever in "N"
(ALLISON2500
model)
4-104
Press selector
button "N" and
make sure that "N"
is shown on the
shift selector display
(ALLISON3000/
3500 model)
4-106
Have not pressed brake
pedal or engaged parking
brake
(Smoother vehicles)
Press brake pedal
or engage parking
brake
4-117
Engine
does not
start
Starter
turns over
No fuel
Make sure there are
no fuel leaks, and
then add fuel
―
Air in the fuel system Bleed fuel system
8-14
8-15
Fuel filter clogged Replace filter 7-64
Fuel frozen
Warm fuel pipe with
hot water or wait
until it gets warmer
―
Common rail system faulty
―
Preheating system faulty ―
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