DTC B2450: Height Sensor Initialization Incomplete [12/2018 - ]: Procedure
WARNING: This page is about a different car, the 2022 Toyota Prius, 2021 Toyota Prius, 2020 Toyota Prius, and 2019 Toyota Prius. However, it is still accessible from the selected car via links, so may be relevant.
- INITIALIZATION NO. 1 HEADLIGHT ECU SUB-ASSEMBLY LH
- Perform initialization of the No. 1 headlight ECU sub-assembly LH.
Refer to INITIALIZATION [12/2018 - 06/2021] , or refer to INITIALIZATION [06/2021 - ]
Result
Proceed to NEXT
Result:
NEXT
See step 2
- Perform initialization of the No. 1 headlight ECU sub-assembly LH.
- CLEAR DTC
- Connect the Techstream to the DLC3.
- Turn the power switch on (IG).
- Turn the Techstream on.
- Enter the following menus: Body Electrical / AFS / Trouble Codes.
- Clear the DTCs.
Body Electrical > AFS > Clear DTCs
Result
Proceed to NEXT
Result:
NEXT
See step 3
- CHECK FOR DTC
- Connect the Techstream to the DLC3.
- Turn the power switch on (IG).
- Turn the Techstream on.
- Enter the following menus: Body Electrical / AFS / Trouble Codes.
- Check for DTCs.
Body Electrical > AFS > Trouble Codes
OK
DTC B2450 is not output.
HINT:
If the No. 1 headlight ECU sub-assembly LH stores DTC B2450 even though the ECU has been initialized, there may be a malfunction in the No. 1 headlight ECU sub-assembly LH.
Result
Proceed to OK NG
Result:
OK
END (INITIALIZATION WAS NOT COMPLETED)
Result:
NG
REPLACE NO. 1 HEADLIGHT ECU SUB-ASSEMBLY LH. Refer to REMOVAL [12/2018 - ]