CAT 3126B Fault Code: 253-14 PID: Flash Code 56 SPN: FMI: Truck Manufacturer Paremater Not Programmed
The “Truck Manufacturer Parameter” has not been programmed. The parameter must be programmed for the manufacturer of the chassis in order to configure the correct options and ranges for the engine.
Note: The “Truck Manufacturer Parameter” must be programmed before the “Customer Parameters” are programmed.
Probable Causes:
1) ECM not programmed correctly
![Magic Tuner [paccar, Maxxforce, Detroit, Caterpillar, Delete]](https://www.ecuforcetruck.com/wp-content/uploads/2021/10/1-300x300.png)
