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Home >> Toyota >> 2025 >> Prius Plug-In Hybrid SE >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 6 (Hybrid Control System (HEV) - Diagnostic Codes (1 Of 4)) >> HYBRID CONTROL SYSTEM (for M20A-FXS) >> DTC P0A93-00: Inverter "A" Cooling System Performance [12/2022 - ] >> Description

DTC P0A93-00: Inverter "A" Cooling System Performance [12/2022 - ]: Description

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Refer to the system description for the Cooling System.

Refer to DESCRIPTION

DTC No. Detection Item DTC Detection Condition Trouble Area MIL Warning Indicate DTC Output from Priority Note
P0A93-00 Inverter "A" Cooling System Performance
  • Inverter coolant temperature increases as well as the temperature of any inverter with converter assembly related parts due to an inverter cooling system malfunction.
  • When the actual temperature of the inverter coolant is higher than the sensor value by a certain value or more and the actual temperature is high.
(1 trip detection logic)
  • Inverter cooling system
  • Inverter water pump assembly
  • Inverter with converter assembly
  • Cooling fan system
  • Grille shutter system*
  • Wire harness or connector
Comes on Master Warning:
Comes on
Hybrid Control A SAE Code:
P0A93
  1. *: w/ Grille shutter system