Make: Detroit
Engine: DD15 GHG17 (2017 & Newer)
PID: N/A
SPN: 625
FMI: 9

Description: Aftertreatment Control Module PT-CAN DM1 Message Not Received or has
Stopped Arriving
Troubleshooting:
DESCRIPTION:
Aftertreatment Control Module (ACM) message not received or has stopped arriving.
MONITORED PARAMETER:
CAN communication
TYPICAL ENABLING CONDITIONS:
Always enabled
MONITOR SEQUENCE:
None
EXECUTION FREQUENCEY:
Always enabled
TYPCIAL DURATION:
Two seconds
DASH LAMPS:
1. MIL
2. CEL
ENGINE REACTION:
Derate 25%
VERIFICATION:
Ignition on
POSSIBLE CAUSES:
1. Aftertreatment Control Module (ACM), Motor Control Module (MCM) or Common Powertrain
Controller (CPC) needs reprogramming.
2. Damaged pins.
3. Faulty circuit.
4. Faulty ACM.
5. Faulty CAN circuits

Make: Detroit
Engine: DD15 GHG17 (2017 & Newer)
PID: N/A
SPN: 625
FMI: 13

Description: TCM System IDs Not Received or Stopped Arriving
Troubleshooting:
DESCRIPTION:
ECAN ID_1629 message not received or has stopped arriving.
MONITORED PARAMETER:
Controller Area Network (CAN) communication
TYPICAL ENABLING CONDITIONS:
Always enabled
MONITOR SEQUENCE:
None
EXECUTION FREQUENCEY:
Always enabled
TYPCIAL DURATION:
Two seconds
DASH LAMPS:
1. MIL
2. CEL
ENGINE REACTION:
None
VERIFICATION:
Engine idle (one minute).
POSSIBLE CAUSES:
1. Faulty battery voltage.
2. Corroded pins.
3. Unseated pins.
4. Damaged pins.
5. Bent pins.
6. Spread pins.
7. Damaged connector seal.
8. Faulty CPC.
9. Faulty wiring.
10. Faulty TCM.

Make: Detroit
Engine: DD15 GHG17 (2017 & Newer)
PID: N/A
SPN: 625
FMI: 14

Description: PTCAN: MCM System ID/MCM_C01 Not Received or Stopped Arriving
Troubleshooting:
DESCRIPTION:
MCM message not received or has stopped arriving.
MONITORED PARAMETER:
CAN communication
TYPICAL ENABLING CONDITIONS:
Always enabled
MONITOR SEQUENCE:
None
EXECUTION FREQUENCEY:
Always enabled
TYPCIAL DURATION:
Two seconds
DASH LAMPS:
1. MIL
2. CEL
ENGINE REACTION:
None
VERIFICATION:
Engine idle (one minute).
POSSIBLE CAUSES:
1. Aftertreatment Control Module (ACM), Motor Control Module (MCM) or
Common Powertrain Controller (CPC) needs reprogramming.
2. Corroded pins.
3. Unseated pins.
4. Damaged pins.
5. Bent pins.
6. Spread pins.
7. Damaged connector seal.
8. Faulty PT-CAN harness.
9. Faulty ACM.
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Diagnostic Trouble Code Solutions 07/06/2023 10:45:40
10. Faulty CPC.
11. Faulty wiring.
12. Faulty MCM.

Make: Detroit
Engine: DD15 GHG17 (2017 & Newer)
PID: N/A
SPN: 625
FMI: 17

Description: No ACM Communication – Pre Warning
Troubleshooting:
DESCRIPTION:
Motor Control Module (MCM) message not received or has stopped arriving.
MONITORED PARAMETER:
CAN communication
TYPICAL ENABLING CONDITIONS:
Always enabled
MONITOR SEQUENCE:
None
EXECUTION FREQUENCEY:
Always enabled
TYPCIAL DURATION:
Two seconds
DASH LAMPS:
1. MIL
2. CEL
ENGINE REACTION:
None
VERIFICATION:
Engine idle (one minute).
POSSIBLE CAUSES:
1. Aftertreatment Control Module (ACM), Motor Control Module (MCM) or
Common Powertrain Controller (CPC) needs reprogramming.
2. Corroded pins.
3. Unseated pins.
4. Damaged pins.
5. Bent pins.
6. Spread pins.
7. Damaged connector seal.
8. Faulty wiring..
9. Faulty ACM.
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Diagnostic Trouble Code Solutions 07/06/2023 10:45:59
10. Faulty CPC.
12. Faulty MCM.