DESCRIPTION When a communication error between the forward recognition camera and the power steering ECU (rack and pinion power steering gear assembly) is detected, the forward recognition camera notifies other ECUs and DTC U023A is stored.
CAUTION / NOTICE / HINT NOTICE:
PROCEDURE
HINT: If DTC U023A is stored, the power steering system may be malfunctioning. Check for DTCs related to the power steering system first. (a) Check for DTCs. Chassis > EMPS > Trouble Codes
(a) Clear the DTCs. Chassis > LKA/LDA > Clear DTCs(b) Make sure that the DTC detection conditions are met. HINT: If the detection conditions are not met, the system cannot detect the malfunction. (c) Check for DTCs. Chassis > LKA/LDA > Trouble Codes
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Toyota Avalon (XX50) 2019-2022 Service & Repair Manual > Oil Pressure Switch: Components
COMPONENTS ILLUSTRATION *1 ENGINE OIL PRESSURE SWITCH ASSEMBLY *2 FRONT FENDER APRON SEAL RH *3 WIRE HARNESS PROTECTOR - - N*m (kgf*cm, ft.*lbf): Specified torque Adhesive 1344 ★ Precoated part - - ...