Change Engine Oil Light
Your vehicle may have a
change engine oil light.
It should come on briefly as a bulb check when
you start the engine. If the light does not come on,
have it serviced.
If the change engine oil light comes on and stays
on after you start the engine, have the oil changed.
For additional information on when to change
engine oil for Isuzu 6H diesel engines, see Engine
Oil on page 206. To reset the change engine oil
light, see Engine Oil on page 206.
Engine Overspeed Warning Light
If your vehicle has this
light, it will come on if
your engine is operating
at too many revolutions
per minute (rpm).
It will also come on for a moment as a check
when you start your engine.
If it comes on when you’re driving, reduce your
engine speed immediately.
Engine Shutdown Warning Light
If your vehicle has the
engine shutdown
feature, this light will
come on when engine
shutdown is active.
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