P0A93 – Inverter “A” Cooling System Performance

P0A93 – Inverter “A” Cooling System Performance

SYMPTOMS:

  • Hybrid warning light comes on
  • “Check Engine” light may appear
  • High-voltage system may run hotter than normal
  • Reduced output / limited performance

POSSIBLE CAUSES:

  • Low inverter coolant level
  • Failed inverter coolant pump
  • Air trapped in the cooling circuit
  • Wiring fault or poor electrical connection in the pump circuit