Group 43 MID 130 Transmission Control Unit, Fault Codes 22 Type of fault: FMI Description: Fault Condition: Possible Symptoms: Possible Cause:
FMI 4 • Voltage below normal or shorted low • The sensor signal is below normal range • Yellow lamp is sent • Slow gear changes • Transmission brake up-shifts cannot be used • Engagement point not functioning properly • Starting gear can only be engaged when the vehicle is stationary or when the vehicle speed is high enough to synchronize the transmission with the engine • N/A FMI 5 • Current below normal or open circuit • The sensor signal is above normal range • Yellow lamp is sent • Slow gear changes • Transmission brake up-shifts cannot be used • Engagement point not functioning properly • Starting gear can only be engaged when the vehicle is stationary or when the vehicle speed is high enough to synchronize the transmission with the engine • N/A