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Home >> Toyota >> 2024 >> Prius LE >> Repair and Diagnosis >> Hybrid/Electric Powertrain >> Testing and Diagnosis >> Hybrid Battery System (HEV) - Diagnostic Codes (1 Of 2) >> HYBRID BATTERY SYSTEM (for M20A-FXS) >> DTC P0A81-00: Hybrid/EV Battery Cooling Fan 1 Control Circuit High; DTC P0A81-15: Hybrid/EV Battery Cooling Fan 1 Circuit Short to Auxiliary Battery or Open [12/2022 - ] >> Monitor Description

Monitor Description

If the battery ECU assembly detects that the speed of the battery cooling blower assembly is higher than the target speed, it will illuminate the MIL and store a DTC.