Mack Truck Fault Codes - DTC Guides
May 26, 2020The check engine light illuminates in your dash of your Mack Truck. Now, what do you do?
DTC, SPN, MID, PID, FMI, OBD, DTCs, ECM, ACM, TCM. What do they mean?
How can I understand what is wrong with your Mack Truck? You see the codes and they are another language. What does the code mean?
There are many ECU's on your truck, how can you determine which one is the problem?
We have compiled some Mack Diagnostic Trouble Code (DTC) guides to help you interpret these codes and understand these codes.
Engine Control Module (ECM), Diagnostic Trouble Code (DTC), Guide, 2010 Emissions
Mack Truck Models: MRU, LEU
Date: 04/2010
Engine Control Module (ECM), On Board Diagnostic (OBD) Monitors, 2010 Emissions
Mack Truck Models: CHU, CXU, GU, LEU, MRU, TD
Date: 06/2010
Engine Control Module (ECM), Diagnostic Trouble Code (DTC), Guide, 2010 Emissions
Mack Truck Models: CHU, CXU, GU, TD, CHU, CXU, GU, TD
Date: 01/2012
Engine Control Module (ECM), Aftertreatment Control Module (ACM),VMAC IV Diagnostic Trouble Code (DTC)
Mack Truck Models: CHU, CXU, GU, LEU, MRU, TD
Date: 02/2013
Vehicle Electronic Control Unit (MID 144), Diagnostic Trouble Code (DTC), Guide, From build date 1.2007
Mack Truck Models: CHU, CXU, GU, LEU, MRU, TD
Date: 01/2010
Instrument Cluster Control Module (MID 140) Diagnostic Trouble Code (DTC), Guide, From build date 1.2010
Mack Truck Models: CHU, CXU, GU, LEU, MRU, TD
Date: 02/2010
Transmission Control Module (TCM) and MID223, Design and Function
Mack Truck Models: CHU, CXU, GU, TD
Date: 10/2012
Transmission Control Module (TCM), Diagnostic Trouble Codes (DTCs)
Mack Truck Models: CHU, CXU, GU, TD
Date: 10/2012
MID 223 Gear Selector Control Unit, Fault Codes
Mack Truck Models: CHU, CXU, GU, TD
Date: 10/2012
Mack Engine - 2007 Emissions Standard Fault Code Manual
Date: 01/2009
