Conditions for Setting the DTC
WARNING: This page is about a different car, the 2020 Cadillac CT4. However, it is still accessible from the selected car via links, so may be relevant.
DTC 3000 41
The control module detects a memory checksum failure.
DTC 3000 42
The control module detects a general memory read/write failure.
DTC 3000 49
The control module detects an internal hardware failure.
DTC 3000 54
The control module has not been programmed with the correct calibration file.
DTC 3000 56
The control module detects an alignment that is outside the calibrated range and cannot be compensated.
DTC 3000 57
The control module detects an incompatibility between software/calibration and the hardware.