Applicable Vehicles
All, 2015 to 2018, Freightliner M2 trucks.
Symptoms
SPN 879 or 881 FMI 6 Active Fault Codes.
Issue
SPN 879 FMI 6 Fault Code in Service Literature described as Front Left Turn Lamp – Current above expected value, and is associated with CHM C3-N pin.
There is another pin, CHM C1-N on Chassis Module, that is progra
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