CAT 3126B Fault Code: 253-02 PID: Flash Code 56 SPN: 630 FMI: 2 Check Customer or System Parameters

The supply voltage for all engine sensors (except Speed/Timing and Throttle Position) is below normal level.

CAT 3126B Fault Code: 168-02 PID: Flash Code 51 SPN: 168 FMI: 2 ECM Battery Power Intermittent

CAT 3126B Fault Code: 168-01 PID: Flash Code 51 SPN: 168 FMI: 1 Low ECM Battery Power

CAT 3126B Fault Code: 168-00 PID: Flash Code 51 SPN: 168 FMI: 0 Excessive ECM Battery Power

CAT 3126B Fault Code: 70-06 PID: Flash Code 49 SPN: 729 FMI: 6 Inlet Air Heater Short Circuit

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CAT 3126B Fault Code: 168-02 PID: Flash Code 51 SPN: 168 FMI: 2 ECM Battery Power Intermittent
CAT 3126B Fault Code: 253-14 PID: Flash Code 56 SPN: FMI: Truck Manufacturer Paremater Not Programmed