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 [06/2018 - ]: Procedure
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- CHECK DTC OUTPUT (HYBRID CONTROL)
- Connect the Techstream to the DLC3.
- Turn the power switch on (IG).
- Enter the following menus: Powertrain / Hybrid Control / Trouble Codes.
- Check for DTCs.
Powertrain > Hybrid Control > Trouble Codes
Result
Result Proceed to P0AFC-00 or P0AFC-96 is not output. A P0AFC-00 or P0AFC-96 is output. B - Turn the power switch off.
Result:
B
GO TO DTC CHART (HYBRID CONTROL SYSTEM). Refer to DIAGNOSTIC TROUBLE CODE CHART [06/2018 - 08/2021] , or refer to DIAGNOSTIC TROUBLE CODE CHART [08/2021 - ]
Result:
A
See step 2
- CHECK BATTERY VOLTAGE SENSOR (FREQUENCY)
See step 6
Result
Proceed to OK NG Result:
OK
REPLACE BATTERY COOLING BLOWER ASSEMBLY. Refer to REMOVAL [06/2018 - ]
Result:
NG
REPLACE BATTERY VOLTAGE SENSOR. Refer to REMOVAL [06/2018 - 08/2021] , or refer to REMOVAL [08/2021 - 09/2022] , or refer to REMOVAL [09/2022 - ]