Sterling Trucks 360 2006, Manual

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6-11 6-11
8 8 Ch Ch ec ec k engi k engi ne ind ne ind ica ica to to r/w r/w arn arn in in g g
There are two check engine lights: an amber indica- There are two check engine lights: an amber indica-
tor light and a red warning light. tor light and a red warning light.
Both check engine lights illuminate as bulb checks Both check engine lights illuminate as bulb checks
when the ignition key is turned when the ignition key is turned to “ON.” They should to “ON.” They should
go out when the go out when the engine starts. engine starts.
8.1 8.1 Che Che ck ck eng eng ine ine ind ind ica ica tor tor (am (am ber ber ) )
The amber check engine indicator illuminates when The amber check engine indicator illuminates when
there is a malfunction in the electronic control cir- there is a malfunction in the electronic control cir-
cuitry of the fuel injection system. If the light illumi- cuitry of the fuel injection system. If the light illumi-
nates, shut down the engine, and keep the ignition nates, shut down the engine, and keep the ignition
switch in “ACC” or “LOCK” for 5 seconds or longer, switch in “ACC” or “LOCK” for 5 seconds or longer,
if necessary if necessary , to , to reset the computer. Then restart the reset the computer. Then restart the
engine. engine.
If the light stays off, there is no problem. If the light If the light stays off, there is no problem. If the light
illuminates again, bring the vehicle to an authorized illuminates again, bring the vehicle to an authorized
Sterling service facility as soon as possible. Sterling service facility as soon as possible.
8. 8. 2 2 Ch Ch ec ec k en k en gi gi ne w ne w ar ar ni ni ng ( ng ( re re d) d)
The red check engine warning illuminates when The red check engine warning illuminates when
there is a serious malfunction in the electronic con- there is a serious malfunction in the electronic con-
trol circuitry of the fuel injection system. There may trol circuitry of the fuel injection system. There may
be a noticeable reduction in engine output. If the be a noticeable reduction in engine output. If the
light illuminates, shut down the engine, and keep light illuminates, shut down the engine, and keep
the ignition switch in “ACC” or “LOCK” for 5 sec- the ignition switch in “ACC” or “LOCK” for 5 sec-
onds or longer, if necessary, to reset the computer. onds or longer, if necessary, to reset the computer.
Then restart the engine. Then restart the engine.
If the light stays off, there is no problem. If the light If the light stays off, there is no problem. If the light
illuminates again, shut down the illuminates again, shut down the engine and contact engine and contact
an authorized an authorized Sterling service facility. Sterling service facility.
9 9 A A B B S w S w a a r r n n i i n n g g
The ABS warning illuminates as a bulb check when The ABS warning illuminates as a bulb check when
the ignition key is turned to “ON.” It should go out a the ignition key is turned to “ON.” It should go out a
few seconds later. If the light comes on again, there few seconds later. If the light comes on again, there
is a malfunction in the antilock braking system is a malfunction in the antilock braking system
(ABS). Should this light illuminate during driving, (ABS). Should this light illuminate during driving,
stop the vehicle in a safe place and perform the fol- stop the vehicle in a safe place and perform the fol-
lowing inspection procedure. lowing inspection procedure.
1. 1. Tur Tur n the ig n the ig nitio nitio n key t n key t o “OF o “OF F” and t F” and t hen bac hen bac k to k to
“ON” again. “ON” again.
2. 2. Deter Deter mine th mine th e stat e stat e of the s e of the s yste yste m as fo m as fo llows llows : :
If the light goes out a If the light goes out a few seconds later few seconds later , the sys- , the sys-
tem is normal. If the light stays on for more than tem is normal. If the light stays on for more than
a few seconds but goes off when the engine is a few seconds but goes off when the engine is
started, this is also normal. started, this is also normal.
If the light stays on for longer than a few sec- If the light stays on for longer than a few sec-
onds, or if it goes off but comes on again, or it onds, or if it goes off but comes on again, or it
remains on after the engine is remains on after the engine is started, there is a started, there is a
fault in the system. fault in the system.
3. 3. If a fau If a fau lt is fo lt is fo und, ha und, ha ve the ve the ABS r ABS r epair epair ed with ed with out out
delay by delay by an authorized Sterling service an authorized Sterling service facility facility . .
NOTE: NOTE:
If there is a fault that causes the ABS warning to If there is a fault that causes the ABS warning to
illuminate, the service brakes can still stop the vehi- illuminate, the service brakes can still stop the vehi-
cle. However, under certain conditions, brake per- cle. However, under certain conditions, brake per-
formance can be reduced. The vehicle can be formance can be reduced. The vehicle can be
driven to a repair facility, provided great care is driven to a repair facility, provided great care is
taken on slippery surfaces. taken on slippery surfaces.
Z11795 Z11795
Z10986 Z10986
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