DESCRIPTION The power steering ECU (rack and pinion power steering gear assembly) receives vehicle speed signals from the skid control ECU (brake actuator assembly) via CAN communication. The ECU provides appropriate assist force in accordance with the vehicle speed based on the signals.
CAUTION / NOTICE / HINT NOTICE: If the rack and pinion power steering gear assembly has been replaced, perform assist map writing and torque sensor zero point calibration. Click here
PROCEDURE
(a) Check if DTC U0129 is output. Chassis > EMPS > Trouble Codes
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Toyota Avalon (XX50) 2019-2022 Service & Repair Manual > Lighting System(for Gasoline Model Without Cornering Light): Problem Symptoms Table
PROBLEM SYMPTOMS TABLE NOTICE: Before replacing the main body ECU (multiplex network body ECU), refer to Registration. Click here When replacing the combination meter assembly, always replace it with a new one. If a combination meter assembly which was installed to another vehicle is used, the infor ...
