DTC B2452: Height Control Sensor Data Out of Range When Initializing [09/2014 - 10/2018]: Procedure

WARNING: This page does not describe the selected car, but rather 9 other vehicles, including the 2018 Lexus RC 350, 2018 Lexus RC 300, 2017 Lexus RC 350, 2017 Lexus RC 300, and 2017 Lexus RC 200t. However, it is still accessible from the selected car via links, so may be relevant.

CLEAR DTC

Clear the DTCs.

Refer to DTC CHECK / CLEAR [09/2014 - 10/2018]

Body Electrical > HL AutoLeveling > Clear DTCs

Result

Proceed to
NEXT

Result:

See step 2

CHECK FOR DTC

Turn the engine switch on (IG).

Check for DTCs.

Refer to DTC CHECK / CLEAR [09/2014 - 10/2018]

Body Electrical > HL AutoLeveling > Trouble Codes

DTC B2452 is not output.

Result

Proceed to
OK
NG

Result:

USE SIMULATION METHOD TO CHECK. Refer to HOW TO PROCEED WITH TROUBLESHOOTING [09/2014 - 10/2015] , or refer to HOW TO PROCEED WITH TROUBLESHOOTING [10/2015 - 11/2017] , or refer to HOW TO PROCEED WITH TROUBLESHOOTING [11/2017 - 10/2018]

Result:

See step 3

CHECK AND REPLACE REAR HEIGHT CONTROL SENSOR SUB-ASSEMBLY

Check the installation condition of the rear height control sensor sub-assembly LH.

Rear height control sensor sub-assembly LH is installed correctly.

Result

Proceed to
OK
NG

Result:

REPLACE REAR HEIGHT CONTROL SENSOR SUB-ASSEMBLY LH. Refer to REMOVAL [09/2014 - ]

Result:

INSTALL PARTS CORRECTLY. Refer to INSTALLATION [09/2014 - 10/2018]