in the instrument cluster that pertain to the ATS. See
Fig. 1.4.
It is a violation of U.S. federal law to alter exhaust
plumbing, ATS, or other components in any way that
12/04/2001
f080122
Fig. 1.3, Vehicle Identification Number Label, Typical
f080156
EXHAUST AFTERTREATMENT SYSTEM INFORMATION
Switch.
Level 1 Level 3Level 2 Level 4
Filter Regeneration
Recommended.
Filter is reaching
Bring vehicle to
highway speeds to
Filter
Regeneration
Filter is now
reaching maximum
capacity
.
To avoid engine
derate, bring vehicle
Parked Regeneration
Required − Engine
Derate
Filter has reached
maximum capacity
.
Vehicle must be
parked, and a Parked
Service Regeneration Required.
Engine Derate To Idle Only.
Filter has exceeded maximum
capacity.
Vehicle must be parked, and a
Service Regeneration must be
(Solid)
(Flashing) (Flashing)
CHECK
INDICATOR
LAMP(S)
Indicator Lamp
Message(s)
Diesel Particulate
Filter Condition
Required Action
capacity
.
STOP
allow for an
Automatic
Regeneration or
perform a Parked
to highway speeds
to allow for an
Automatic
Regeneration, or
perform a Parked
Regeneration as
soon as possible.
Regeneration must
be performed.
Engine will begin
derate.
performed. Check engine
operator’s manual for details.
Engine will shut down.
For a driver performed Parked Regeneration, vehicle must be equipped with a dash mounted Regeneration Switch.
02/20/2009
W
ARNING
HEST (High Exhaust
System Temperature)
Exhaust components
and exhaust gas are at
high temperature. When
stationary, keep away
from people and
flammable materials or
vapors.
A regeneration is in
progress.
Flashing
Solid
Regeneration.
Necessary
Fig. 1.4, ATS Indicators
Vehicle Identification
1.2
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