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 [11/2018 - 08/2020]: Procedure
WARNING: This page is about a different car, the 2020 Toyota RAV4 and 2019 Toyota RAV4. However, it is still accessible from the selected car via links, so may be relevant.
- 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 [11/2018 - 06/2020] , or refer to DIAGNOSTIC TROUBLE CODE CHART [06/2020 - 08/2020]
Result:
A
See step 2
- CHECK BATTERY VOLTAGE SENSOR (FREQUENCY)
See step 6 [11/2018 - 06/2020], or refer to PROCEDURE - Step 6 [06/2020 - 08/2020]
Result
Proceed to OK NG Result:
OK
REPLACE BATTERY COOLING BLOWER ASSEMBLY
Refer to REMOVAL [11/2018 - ]
Result:
NG
REPLACE BATTERY VOLTAGE SENSOR
Refer to REMOVAL [11/2018 - 02/2019] , or refer to REMOVAL [02/2019 - 10/2019] , or refer to REMOVAL [10/2019 - 08/2020]