Eaton Gen 1 (AutoShift) Fault Code: 65 PID: SID 251 FMI: 4 Low Motor Voltage

Overview:
This code indicates the Transmission ECU has detected low battery power supply to the electric shifter motors.

Detection:
Starting at key on and throughout operation, the Transmission ECU constantly measures the motor voltage. If the reading is low, the fault code is set.

Fallback:
This causes an In Place fallback.

Required Tools:
1) Basic Hand Tools
2) Digital Volt/Ohm Meter
3) AutoSelect/AutoShift Troubleshooting Guide

Possible Causes:
1) Battery bus fuse/circuit breaker is open
2) Low batteries
3) Corroded or loose contacts
4) Failed power interface module
5) Malfunctioning transmission ECU

If you want to know other articles similar to Eaton Gen 1 (AutoShift) Fault Code: 65 PID: SID 251 FMI: 4 Low Motor Voltage you can visit the category DTC TRUCKS.

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