Freightliner OBD/OBD2 Codes >> Fault Codes for DD15 GHG14 ACM2.1

Fault CodeDescription
10813 Ambient Air Pressure Signal Not Available via CAN
1109 Coolant Temperature Signal Not Available via CAN
1587 ACM Power Down – Key Off Purge Cycle
1680 Battery Voltage High
1681 Battery Voltage Low
17113 Ambient Air Temperature Signal Not Available via CAN
1909 Engine Speed Signal Not Available via CAN
5139 Actual Torque Signal Not Available via CAN
6252 CPC Message not Received or Stopped Arriving
6259 PT-CAN Heartbeat Missing
10332 ACM2.1 engine hours data erratic, intermittent or incorrect
17611 DEF Tank Level 0 – Empty (Speed Limited)
17613 DEF Tank Level Sensor Circuit Failed High
17614 DEF Tank Level Sensor Circuit Failed Low
17619 DEF tank level signal not available
176118 DEF Tank Level 1 – Empty
176131 DEF Tank Level 3 – Low
30313 DEF Tank Temperature Sensor Circuit Failed High
30314 DEF Tank Temperature Sensor Circuit Failed Low
30319 DEF Tank Temperature Signal Not Available via CAN
303110 Reductant Tank Temperature Sensor Circuit Range/Performance
303119 DEF Tank Temperature Error (CAN)
30562 SCR Inlet NOX Sensor – Error
30572 SCR Outlet NOX Sensor – Error
32163 SCR Inlet NOX Sensor Circuit Failed High
32164 SCR Inlet NOX Sensor Circuit Failed Low
321613 SCR Inlet NOX Sensor Signal Not Available
32237 NOX RAW Sensor not ready after dewpoint enable check
32262 SCR Outlet NOX Sensor – Drift
32263 SCR Outlet NOX Sensor Circuit Failed High
32264 SCR Outlet NOX Sensor Circuit Failed Low
322613 SCR Outlet NOX Sensor Signal Not Available
322620 NOX Outlet Sensor Drift Low
322621 NOX Outlet Sensor Drift High
32369 Exhaust Mass Signal Not Available via CAN
32423 DOC Inlet Temperature Circuit Failed High
32424 DOC Inlet Temperature Circuit Failed Low
32428 DOC Inlet Temperature – Signal Spike
324217 Diesel Oxidation Catalyst (DOC) Inlet Temperature Out Of Range Low Preventing HC Dosing
324220 DOC Temperature Drift – Inlet High or Outlet Low
32460 DPF Outlet Temperature Very High
32463 DPF Outlet Temperature Circuit Failed High
32464 DPF Outlet Temperature Circuit Failed Low
32468 DPF Outlet Temperature – Signal Spike
324615 DPF Outlet Temperature – High
324620 DPF Outlet/SCR Inlet Temperature – Abnormal
324621 DOC Outlet Temperature Sensor – Plausibility Error
32500 DOC Outlet Temperature Very High
32503 DOC Outlet Temperature Circuit Failed High
32504 DOC Outlet Temperature Circuit Failed Low
32507 DOC Outlet Temperature Response Error
32508 DOC Outlet Temperature – Signal Spike
325015 DOC Outlet Temperature – High
325020 DOC Temperature Drift – Inlet Low or Outlet High
325031 Abnormal DOC Temperature Rise 1
32510 DPF Pressure Out of Range Very High
325120 DOC Inlet Pressure Sensor – Not Plausible
325121 DOC Inlet / Outlet Pressure Not Plausible
33613 DEF Dosing Valve Circuit Failed High
33614 DEF Dosing Valve Circuit Failed Low
33615 DEF Dosing Valve Circuit Failed Open
336131 Dosing Unit Error
33630 DEF Tank Temperature – High
33631 DEF Tank Temperature – Low
33633 DEF Coolant Valve Circuit Failed High
33634 DEF Coolant Valve Circuit Failed Low
33635 DEF Coolant Valve Circuit Failed Open
33642 Improper DEF Quality
34903 DEF Purge Lamp Circuit Failed High
34904 DEF Purge Lamp Circuit Failed Low
34905 DEF Purge Lamp Circuit Failed Open
35093 ACM Sensor Supply 1 Short to Battery
35094 ACM Sensor Supply 1 Short to Ground
35103 ACM Sensor Supply 2 Short to Battery
35104 ACM Sensor Supply 2 Short to Ground
351719 DEF Tank Signal Erratic via CAN
35560 Regen Temperature – Out of Range High
35561 Regen Temperature – Out of Range Low
355618 DOC Outlet Temp Low (Low Temp Regen)
35973 High Side Digital Output 1 Circuit Failed High
35974 High Side Digital Output 1 Circuit Failed Low
35993 High Side Digital Output 3 Circuit Failed High
35994 High Side Digital Output 3 Circuit Failed Low
36093 DOC Inlet Pressure Circuit Failed High
36094 DOC Inlet Pressure Circuit Failed Low
36102 DPF Outlet Pressure Sensor – Not Plausible
36103 DPF Outlet Pressure Circuit Failed High
36104 DPF Outlet Pressure Circuit Failed Low
371131 Parked Regen Failed – DOC Temp In Low Preventing Dosing
371331 Parked Regen Failed – DOC Temp Out, Not Reaching Target Temp
37190 Soot Level Very High
371915 DPF Zone 3 Condition
371916 Soot Level High
371931 DPF Zone 2 Condition
372015 DPF Ash Clean Request
393618 DPF Pressure – Out of Range Low
433231 DOC inlet temperature out of range low preventing HC dosing
43343 DEF Pressure Sensor Circuit Failed High
43344 DEF Pressure Sensor Circuit Failed Low
43543 SCR Line Heater #1 Circuit Failed High
43544 SCR Line Heater #1 Circuit Failed Low
43545 SCR Line Heater #1 Open Circuit
43553 SCR Line Heater #2 Circuit Failed High
43554 SCR Line Heater #2 Circuit Failed Low
43555 SCR Line Heater #2 Circuit Failed Open
43563 SCR Line Heater #3 Circuit Failed High
43564 SCR Line Heater #3 Circuit Failed Low
43565 SCR Line Heater #3 Circuit Failed Open
43573 SCR Line Heater #4 Circuit Failed High
43574 SCR Line Heater #4 Circuit Failed Low
43575 SCR Line Heater #4 Circuit Failed Open
43603 SCR Inlet Temperature Sensor Circuit Failed High
43604 SCR Inlet Temperature Sensor Circuit Failed Low
43608 SCR Inlet Temperature – Signal Spike
436010 SCR Inlet Temperature Sensor – Rationality Error
436015 SCR Inlet Temperature High
436020 SCR Inlet Temperature Sensor Drift High in Range
43630 SCR Outlet Temperature High
43633 SCR Outlet Temperature Sensor Circuit Failed High
43634 SCR Outlet Temperature Sensor Circuit Failed Low
43638 SCR Outlet Temperature – Signal Spike
436320 SCR Temperature Drift – Inlet Low/Outlet High
43641 SCR NOX Conversion Efficiency Very Low
436418 SCR NOX Conversion Efficiency Low
43740 Under pressurized DEF system
43741 Over pressurized DEF system
43743 pump speed signal over measurement range
43744 pump speed signal below measurement range
437419 DEF system is not being controlled as expected
43753 DEF Pump Circuit Failed High
43754 DEF Pump Circuit Failed Low
43755 DEF Pump Circuit Failed Open
50163 High Side Digital Output 4 Circuit Failed High
50164 High Side Digital Output 4 Circuit Failed Low
50173 High Side Digital Output 5 Circuit Failed High
50174 High Side Digital Output 5 Circuit Failed Low
52460 Regulatory Fault Ignored – Final Action (Speed Limit)
524615 Regulatory Fault Ignored – Derate On
524616 Regulatory Fault Ignored – Final Action Pending
529814 SCR Abnormal Temperature Rise
539731 DPF Regen Too Often
54357 Non DEF flow situation
54430 DPF HC Absorption Very High
544315 DPF HC Absorption Warning
544316 DPF HC Absorption High
54883 SCR Line Heater #5 Circuit Failed High
54884 SCR Line Heater #5 Circuit Failed Low
54885 SCR Line Heater #5 Circuit Failed Open
520232 9 NOX Mass Signal Not Available via CAN
520323 3 High Side Digital Output Supply Voltage Circuit Failed High
520323 4 High Side Digital Output UV_DOS Circuit Failed Low
520326 3 Under pressurized DEF system
520326 4 Over pressurized DEF system
520327 3 Under pressurized DEF system
520327 4 Over pressurized DEF system
520328 7 DEF system has been over pressurized
520329 31 Non DEF flow situation
520332 17 Selective Catalyst Reduction (SCR)
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HECTOR M MORENO
HECTOR M MORENO
3 years ago

2019 Freightliner Cascadia DD15 ACM fault code
520349 14

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