DTC C1626: Steering Angle Sensor Failure [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.

CHECK DTC OUTPUT

Clear the DTCs.
Chassis > Circumference Monitoring Camera Control Module > Clear DTCs

Chassis > Rear Camera > Clear DTCs

Recheck for DTCs and check that no DTCs are output.

Chassis > Circumference Monitoring Camera Control Module > Trouble Codes

Chassis > Rear Camera > Trouble Codes

Result

Result	Proceed to
DTC C1626 is output	A
DTC C1626 is not output	B

Result:

USE SIMULATION METHOD TO CHECK. Refer to HOW TO PROCEED WITH TROUBLESHOOTING [06/2018 - ]

Result:

See step 2

REPLACE STEERING SENSOR

Replace the steering sensor with a normally functioning one.

Refer to REMOVAL [06/2018 - 08/2021] , or refer to REMOVAL [08/2021 - 09/2022]

Result

Proceed to
NEXT

Result:

See step 3

CHECK DTC OUTPUT

Clear the DTCs.
Chassis > Circumference Monitoring Camera Control Module > Clear DTCs

Chassis > Rear Camera > Clear DTCs

Check for DTCs.

Chassis > Circumference Monitoring Camera Control Module > Trouble Codes

Chassis > Rear Camera > Trouble Codes

Result

Result	Proceed to
No DTCs are output	A
DTC C1626 is output ("Panoramic View Monitor")	B
DTC C1626 is output ("Parking Assist Camera")	C

Result:

END (STEERING SENSOR WAS DEFECTIVE)

Result:

REPLACE PARKING ASSIST ECU. Refer to REMOVAL [06/2018 - 09/2022]

Result:

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