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DTC Detection Logic

WARNING: This page is about a different car, the 2011 Nissan Leaf. However, it is still accessible from the selected car via links, so may be relevant.
DTC DETECTING CONDITION AND POSSIBLE CAUSES

DTC Trouble diagnosis name (Trouble diagnosis content) DTC detecting condition Possible cause
P3177 ECU ACTIVATION ERROR (EV system start error) When EV system starts up, on-board charger or traction motor inverter does not permit EV system activation.
  • Charging system
  • Traction motor system
  • EVSE
  • Quick charger
  • External input