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Possible Causes
•
Air filter element clogged or dirty
•
Snow in air filter inlet
•
Ice in air filter inlet
•
Plastic bags or other foreign material in air filter
inlet
•
Collapsed air filter
Read all safety instructions in the "Safety Information" section of this manual before doing any procedures.
5 HARD START AND NO START DIAGNOSTICS
Follow all warnings, cautions, and notes.
© August 2008 Navistar, Inc.
•
Collapsed inlet piping or hoses
•
On engines recently repaired, rags or cap plugs
may have been left in the intake system.
•
Tailpipe or muffler may be damaged or collapsed.
•
Exhaust restriction (muffler or catalytic converter)
•
Restricted
Particulate Filter (CDPF) – if equipped
EGES-270-1
or
plugged
Catalyzed
173
Diesel
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