Group 43 MID 223 Gear Selector Control Unit, Fault Codes MID 130 SID 231 SAE J1939 Data Link MID 223 SID 240 Program Memory MID 223 SID 250 SAE J1587 Data Link 59 Type of fault: FMI Description: Fault Condition: Possible Symptoms: Possible Cause: FMI 2 • Data erratic, intermittent, or incorrect • CAN 2 data link communication does not work • Yellow lamp is sent • Gear lever commands slower (J1587) • No memorization during 1.5 sec of direction change requests when vehicle is moving • Temporary manual mode disabled • Downhill help disabled • Return to drive disabled • N/A Type of fault: FMI Description: Fault Condition: Possible Symptoms: Possible Cause:
FMI 2 • Data erratic, intermittent, or incorrect • Fault data in program memory • The control module is not programmed • Yellow lamp is sent • GSCM: No function except supply the relay • Unable to shift out of neutral position • N/A Type of fault: FMI Description: Fault Condition: Possible Symptoms: Possible Cause: FMI 9 • Abnormal update rate • The information link SAE J1587 data link is not working • Yellow lamp is sent • A control module is being programmed