Make: Detroit
Engine: DD15 GHG17 (2017 & Newer)
PID: N/A
SPN: 520230
FMI: 5

Description: Powertrain – Controller Area Network Open
Troubleshooting:
DESCRIPTION:
This fault code sets when the Integrated Predictive Powertrain Control (IPPC) module detects
that there is an open in the Powertrain Controller Area Network (CAN) circuit.
MONITORED PARAMETER:
PT-CAN
TYPICAL ENABLING CONDITIONS:
Ignition ON
MONITOR SEQUENCE:
Always
EXECUTION FREQUENCEY:
Always
TYPCIAL DURATION:
2 seconds
DASH LAMPS:
None
ENGINE REACTION:
None
VERFICATION:
Ignition ON
POSSIBLE CAUSES:
1. Faulty wiring.
2. Faulty IPPC module.

Make: Detroit
Engine: DD15 GHG17 (2017 & Newer)
PID: N/A
SPN: 520232
FMI: 9

Description: NOx Mass Signal Not Available via Controller Area Network
Troubleshooting:
POSSIBLE CAUSES:
Reprogramming needed for the Aftertreatment Control Module (ACM)/Motor Control Module
(MCM)/Common Powertrain Controller (CPC).

Make: Detroit
Engine: DD15 GHG17 (2017 & Newer)
PID: N/A
SPN: 520253
FMI: 14

Description: Software Reset Detected Due to an Error in Engine Speed Plausibility
Troubleshooting:
NOTE: For Idle Speed Balance (ISB) values to update, the engine speed must be at idle.
POSSIBLE CAUSES:
Reprogramming needed for the Motor Control Module (MCM).

Make: Detroit
Engine: DD15 GHG17 (2017 & Newer)
PID: N/A
SPN: 520253
FMI: 31

Description: Software Reset Due to Internal Monitoring. Reprogram MCM with the latest
software release.
Troubleshooting:
POSSIBLE CAUSES:
Motor Control Module (MCM) needs reprogramming.
Page

Make: Detroit
Engine: DD15 GHG17 (2017 & Newer)
PID: N/A
SPN: 520261
FMI: 31

Description: Speed Limitation Fault
Troubleshooting:
DESCRIPTION:
Speed limitation fault due to Powertrain Monitoring Control.
MONITORED PARAMETER:
Engine speed
TYPICAL ENABLING CONDITIONS:
Always enabled
MONITOR SEQUENCE:
None
EXECUTION FREQUENCEY:
Always enabled
TYPCIAL DURATION:
Zero seconds
DASH LAMPS:
None
ENGINE REACTION:
Engine idle speed limited to 950 rpm.
VERFICATION:
Engine at idle, raise the engine speed above 950 rpm.
POSSIBLE CAUSES:
1. Motor Control Module (MCM) needs reprogramming.
2. Faulty Motor Control Module (MCM).