DTC B13AA-87: Lost Communication with Front Control Rear Air Outlet Damper Control Servo Motor LIN Missing Message [10/2022 - ]: Procedure
WARNING: This page is about a different car, the 2025 Lexus RX 350, 2024 Lexus RX 350, and 2023 Lexus RX 350. However, it is still accessible from the selected car via links, so may be relevant.
- CHECK FOR DTC
- Check for DTCs.
Body Electrical > Air Conditioner > Trouble Codes
Result
Result Proceed to B142A-88 is output A B142A-88 is not output B
Result:
A
GO TO DTC B142A-88. Refer to DTC B142A-88: Servo Motor LIN Communication Bus off [10/2022 - ]
Result:
B
REPLACE NO. 2 AIR CONDITIONING RADIATOR DAMPER SERVO SUB-ASSEMBLY. Refer to DISASSEMBLY [10/2022 - ]
- Check for DTCs.