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Level 1
The SCR Fault alert appears in the Message Display.
The Engine Warning
will appear in the
Warning Bank.
Level 2
The Engine Warning
will appear in the
Warning Bank.
The SCR Fault alert appears in the Message Display.
Level 3
The Engine Warning
will appear in the
Warning Bank.
The Stop Engine Light
will appear in the
Warning Bank.
The SCR Fault alert appears in the Message Display.
SCR Fault Level 1. When an SCR System Fault is detected, an SCR SYSTEM FAULT
SEE ENGINE DIAGNOSTIC warning will appear in Quad 1 of the Message Display,
this SCR SYSTEM FAULT SEE ENGINE DIAGNOSTIC will flash from positive to negative.
The amber Engine Warning light will appear in the lower left warning bank. Engine
diagnostic codes should be recorded and appropriate repairs should be made. DEF
system service should be attained within 10 hours or subsequent levels of derating
will occur.
SCR Fault Level 2. After 10 Hours at level 1 the amber Engine Warning light WILL be
illuminated and a 25% engine torque derating will occur. DEF system service should
be attained within 30 hours or subsequent levels of derating will occur.
SCR Fault Level 3. After 30 Hours at level 2 the amber Engine Warning light and the
Stop Engine light WILL be illuminated. At this point a 5 MPH speed limit will be intro-
duced with a 25% engine torque derating.
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