DTC C1A11-00: Front Radar Sensor Optical Axis Misalignment Malfunction [05/2023 - ]: Procedure
WARNING: This page is about a different car, the 2024 Lexus LC 500h. However, it is still accessible from the selected car via links, so may be relevant.
- ADJUST MILLIMETER WAVE RADAR SENSOR ASSEMBLY
HINT:
Beam axis alignment of the millimeter wave radar sensor assembly can be performed using either Triangle Target, Flat Surface Target or Driving Adjustment.
Triangle Target: Refer to TARGET ADJUSTMENT (TRIANGLE TARGET) [05/2023 - ]
Flat Surface Target: Refer to TARGET ADJUSTMENT (FLAT SURFACE TARGET) [05/2023 - ]
Driving Adjustment: Refer to DRIVING ADJUSTMENT [05/2023 - ]
Result
Proceed to NEXT Result:
NEXT
See step 2
- CHECK FOR DTCs
- Clear the DTCs.
Body Electrical > Front Radar Sensor > Clear DTCs
- Make sure that the DTC detection conditions are met.
HINT:
If the detection conditions are not met, the system cannot detect the malfunction.
Result
Proceed to NEXT
Result:
NEXT
See step 3
- Clear the DTCs.
- CHECK FOR DTCs
- Check for DTCs.
Body Electrical > Front Radar Sensor > Trouble Codes
Result
Result Proceed to C1A11-00 is not output A C1A11-00 is output B
Result:
A
END
Result:
B
REPLACE MILLIMETER WAVE RADAR SENSOR ASSEMBLY. Refer to REMOVAL [05/2023 - ]
- Check for DTCs.