Eaton UltraShift PLUS Fault Codes

2 Eaton UltraShift PLUS diagnostic codes on file. Each shows the symptom for free — unlock the full diagnosis, repair steps, and field insights with a free account.

CodeSymptomFix
Fault Code 35 / SPN 520235Flashing "F" on Gear Display / No Crank Unlock
Fault Code 72 / SPN 520230Hard Grinding into 1st / Slow Initial Shift Unlock

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