Eaton Gen 1 (AutoShift) Fault Code: 73 PID: SID 58 FMI: 7 Failed To Engage Gear
Overview:
This code indicates the transmission is unable to engage the desired gear in the front box during a shift.
Detection:
The transmission detects this by attempting the same shifter actions five times and not sensing the desired position.
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) Malfunctioning electric shifter
2) Malfunctioning yoke/clutch/mainshaft
3) Failed shift block
4) Failed or misaligned shift block
5) Electric shifter calibration
6) Failed gear select sensor
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