(Table 138, contd)
Troubleshooting Test Steps
Values Results
5. Recover the Aftertreatment
Note: This test step is only applicable to engines that do not have
a DPF.
A. Connect to the electronic service tool.
B. Run the engine.
C. Perform the “Aftertreatment Recovery Procedure” .
Note: Engine RPM Override may be necessary to complete the
Aftertreatment Recovery Procedure.
Aftertreatment
recovery
procedure
Result: The “Aftertreatment Recovery Procedure” com-
pleted successfully.
Return the unit to service.
Result: The “Aftertreatment Recovery Procedure” failed.
A diagnostic code is generated by the electronic service
tool.
Repair: Troubleshoot the diagnostic code. Refer to Trou-
bleshooting, “Service tool Error Identifiers”. Repeat Test
Step 3.
Result: The “Aftertreatment Recovery Procedure” failed.
No diagnostic codes are generated.
Contact the Dealer Solutions Network.
i07743210
SCR Warning System Problem
Operator Level Inducement
Inducements are engine derates or other actions
intended to prompt the operator to repair or maintain
the emission control system.
Inducement strategies are control actions required by
EPA/ARB Tier 4 and EU Stage IV regulations. An
inducement strategy ensures prompt correction of
various failures in the engine NOx emission control
system. The strategy requires actions to limit engine
performance and defines required the following
indications when the control actions are imposed:
• Lamps
• Messages
• Audible alarms
Table 139
Diagnostic Trouble Codes for SCR Warning System Problem
J1939 Code PDL Code
Description
(code descriptions may vary)
Notes
5246-15
E1389 (1)
Aftertreatment SCR Operator Inducement
Severity : High - least severe (1)
This code is a Level 1 inducement associated with an emis-
sion activated fault.
The Emissions System Malfunction Lamp is on.
(continued)
258 UENR4469-36
Symptom Troubleshooting
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