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Home >> Nissan-Datsun >> 2012 >> Maxima SV >> Repair and Diagnosis >> Transmission >> Automatic Transmission >> DTC/Circuit Diagnosis >> DTC P1777: Step Motor >> DTC Logic >> DTC Detection Logic

DTC Detection Logic

DTC Trouble diagnosis name DTC is detected if... Possible cause
P1777 Step Motor Circuit Each coil of the step motor is not energized properly due to an open or a short.
  • Harness or connectors (Step motor circuit is open or shorted.)
  • Step motor
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