Lane-Keeping Assist System

CRUISE CONTROL: LANE-KEEPING ASSIST SYSTEM: C1A22, C1A23: Object Recognition Camera Incorrect Axial Gap
C1A23 - Object Recognition Camera Initialization Incomplete

DESCRIPTION

If the driving support ECU determines that the lane recognition camera sensor assembly axis is deviated, DTC C1A22 is output. Also, if the lane recognition camera sensor assembly beam axis adjustment is not performed after installing the lane recognition camera sensor assembly, DTC C1A23 is stored.





INSPECTION PROCEDURE

NOTICE:
When the lane recognition camera sensor assembly is replaced with a new one, adjust the lane recognition camera sensor assembly Adjustments.

PROCEDURE

1. ADJUST LANE RECOGNITION CAMERA SENSOR ASSEMBLY

(a) Adjust the lane recognition camera sensor assembly Adjustments.

NEXT -- Continue to next step.

2. CHECK DTC OUTPUT

(a) Using the Techstream, enter the following menus: All ECUs / Lane Keeping Assist / Trouble Codes.

(b) Clear the DTCs Reading and Clearing Diagnostic Trouble Codes.

(c) Turn the power switch off.

(d) Turn the power switch on (IG).

(e) Drive the vehicle at a speed of 50 km/h (31 mph) or more, and operate lane keeping assist control.

(f) Recheck for DTCs.

OK:

DTC is not output.

NG -- REPLACE LANE RECOGNITION CAMERA SENSOR ASSEMBLY

OK -- END

3. REPLACE LANE RECOGNITION CAMERA SENSOR ASSEMBLY

(a) Replace the lane recognition camera sensor assembly Removal.

(b) Adjust the lane recognition camera sensor assembly Adjustments.

NEXT -- Continue to next step.

4. CHECK DTC OUTPUT

(a) Using the Techstream, enter the following menus: All ECUs / Lane Keeping Assist / Trouble Codes.

(b) Clear the DTCs Reading and Clearing Diagnostic Trouble Codes.

(c) Turn the power switch off.

(d) Turn the power switch on (IG).

(e) Drive the vehicle at a speed of 50 km/h (31 mph) or more, and operate lane keeping assist control.

(f) Recheck for DTCs.

OK:

DTC is not output.

NG -- REPLACE DRIVING SUPPORT ECU Removal

OK -- END