Eaton Gen 1 (AutoShift) Fault Code: 12 PID: SID 233 FMI: 12 Transmission ECU

Overview:
The code indicates an internal failure of the Transmission ECU.

Detection:
The Transmission ECU checks the program memory every time the key is turned on. If the transmission is able to detect a failure within its own memory, it sets this fault code.

Fallback:
This fault causes an In Place fallback while moving and a failure during system initialization.

Required Tools:
1) Basic Hand Tools
2) AutoSelect/AutoShift Troubleshooting Guide

Possible Causes:
1) Improper configuration software
2) Faulty Transmission ECU

If you want to know other articles similar to Eaton Gen 1 (AutoShift) Fault Code: 12 PID: SID 233 FMI: 12 Transmission ECU you can visit the category DTC TRUCKS.