Navistar MaxxForce DT 9, Operation And Maintenance Manual

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SECTION 3 – INSTRUMENTS, INDICATORS, AND SWITCHES
Diesel Particulate Filter (DPF) Indicator (cont.)
Level Two
The DPF indicator will be flashing indicating the exhaust filter
is full.
The vehicle should be safely pulled off the roadway
and parked. Start the Parked Regeneration process to prevent
loss of engine power.
The lamp will stop flashing when the
regeneration process is complete. For additional information
see the applicable
Vehicle Operator Manual .
Level Three
WARNING: Pull vehicle safely off roadway and start
Parked Regeneration to prevent engine stopping.
The DPF indicator will be flashing and an alarm will beep
continuously while the ignition is on. This indicates the exhaust
filter is full and engine performance is limited. Pull the vehicle
safely off the roadway and start Parked Regeneration process
to prevent the engine from stopping. For additional information
see the applicable
Vehicle Operator Manual .
Malfunction Indicator Lamp
Figure 18 MIL
The MALFUNCTION INDICATOR LAMP (MIL) illuminates to
notify the vehicle operator that the emissions system has a
malfunction. Or illuminates to notify the vehicle operator that the
ECM system has confirmed that a malfunction exists. It will also
stay on for a set number of trips if the fault is no longer active.
It is safe to drive the vehicle, however contact you authorized
service provider immediately to have the problem corrected.
Form No. 1172040R1
Printed in the United States of America
Page 41