Make: Detroit
Engine: DD15 GHG17 (2017 & Newer)
PID: N/A
SPN: 625
FMI: 18

Description: No Aftertreatment Control Module (ACM) Communication – Warning
Troubleshooting:
DESCRIPTION:
Aftertreatment Control Module (ACM) message not received.
MONITORED PARAMETER:
CAN communication
TYPICAL ENABLING CONDITIONS:
Always enabled
MONITOR SEQUENCE:
None
EXECUTION FREQUENCEY:
Always enabled
TYPCIAL DURATION:
Two seconds
DASH LAMPS:
Derate 25%
ENGINE REACTION:
None
VERIFICATION:
Ignition on
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.
10. Faulty CPC.
12. Faulty MCM.

Make: Detroit
Engine: DD15 GHG17 (2017 & Newer)
PID: N/A
SPN: 628
FMI: 2

Description: EEPROM Checksum Failure
Troubleshooting:
POSSIBLE CAUSES:
1. Faulty Common Powertrain Controller (CPC).
2. Common Powertrain Controller (CPC) needs reprogramming.
Page

Make: Detroit
Engine: DD15 GHG17 (2017 & Newer)
PID: N/A
SPN: 628
FMI: 14

Description: XFLASH Failure
Troubleshooting:
POSSIBLE CAUSES:
1. Faulty Common Powertrain Controller (CPC).
2. Common Powertrain Controller (CPC) needs reprogramming

Make: Detroit
Engine: DD15 GHG17 (2017 & Newer)
PID: N/A
SPN: 628
FMI: 17

Description: ECU OS Task Timed Out Prior to Completion
Troubleshooting:
POSSIBLE CAUSES:
1. Faulty Common Powertrain Controller (CPC).
2. Common Powertrain Controller (CPC) needs reprogramming.
Page

Make: Detroit
Engine: DD15 GHG17 (2017 & Newer)
PID: N/A
SPN: 629
FMI: 2

Description: CPC Hardware/Software Mismatch
Troubleshooting:
DESCRIPTION:
This code logs when the CPC hardware does not match the CPC software.
MONITORED PARAMETER:
CPC software
TYPICAL ENABLING CONDITIONS:
Always enabled
MONITOR SEQUENCE:
None
EXECUTION FREQUENCEY:
Always enabled
TYPCIAL DURATION:
Two seconds
DASH LAMPS:
CEL
ENGINE REACTION:
None
VERIFICATION:
Key on
POSSIBLE CAUSES:
1. Faulty CPC hardware.
2. CPC needs reprogramming.
3. Faulty CPC.