i08134325
DEF Pressure Does Not Respond
Table 37
Diagnostic Trouble Codes
J1939 Code PDL Code
Code Description
(code descriptions may vary)
Comments
5392-31
E1370 (2)
Aftertreatment Diesel Exhaust Fluid
Dosing Unit Loss of Prime
The Electronic Control Module (ECM) detects one of the following
conditions:
DEF system pressure was not within the acceptable limits during
priming.
DEF system pressure deviated from the acceptable limits after
the system had successfully primed.
Follow the troubleshooting procedure to identify the root cause of the problem.
UENR4469-36 101
Symptom Troubleshooting
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