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Home >> Toyota >> 2025 >> 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 P0A81-11: Hybrid/EV Battery Cooling Fan 1 Circuit Short to Ground; DTC P0A81-4B: Hybrid/EV Battery Cooling Fan 1 Over Temperature [12/2022 - ] >> Monitor Strategy

Monitor Strategy

Related DTCs P0A84 (INF P0A81-11): Hybrid/EV Battery Cooling Fan 1 Circuit Short to Ground
P0A84 (INF P0A81-4B): Hybrid/EV Battery Cooling Fan 1 Over Temperature
Required sensors/components Battery cooling blower assembly
Frequency of operation Continuous
Duration TMC's intellectual property
MIL operation 1 driving cycle / 2 driving cycles
Sequence of operation None