DTC C1691: Back Camera Initialization Incomplete [06/2018 - 09/2022]: Procedure

WARNING: This page does not describe the selected car, but rather 6 other vehicles, including the 2022 Lexus ES 350, 2022 Lexus ES 250, 2021 Lexus ES 350, 2021 Lexus ES 250, and 2020 Lexus ES 350. However, it is still accessible from the selected car via links, so may be relevant.

PERFORM SETTINGS (BACK CAMERA POSITION SETTING)

Perform the following procedure depending on the memory conditions to register the vehicle information into the rear television camera assembly.

Rear television camera assembly optical axis adjustment (back camera position setting).
Refer to CALIBRATION [06/2018 - 09/2022]

Result

Proceed to
NEXT

Result:

See step 2

CHECK DTC OUTPUT

Clear the DTCs.
Chassis > Rear Camera > Clear DTCs

Recheck for DTCs and check that no DTCs are output.

Chassis > Rear Camera > Trouble Codes

HINT:

If DTC C1691 is output, perform the rear television camera assembly optical axis adjustment (back camera position setting) again.
If DTC C1691 is still output after performing the rear television camera assembly optical axis adjustment 3 times, replace the rear television camera assembly.

Result

Result	Proceed to
DTC C1691 is output	A
DTC C1691 is not output	B

Result:

REPLACE REAR TELEVISION CAMERA ASSEMBLY. Refer to REMOVAL [06/2018 - 09/2022]

Result:

END