DESCRIPTION This DTC does not indicate a malfunction. The power steering ECU (rack and pinion power steering gear assembly) stores this DTC when it determines that torque sensor zero point calibration has not completed.
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) Clear the DTCs. (Step 1) Chassis > EMPS > Clear DTCs(b) Calibrate the torque sensor zero point. (Step 2) Chassis > EMPS > Utility
(c) Check for DTCs. (Step 3) Chassis > EMPS > Trouble CodesHINT: If DTCs are output, perform steps (1) to (3) two more times.
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Toyota Avalon (XX50) 2019-2022 Service & Repair Manual > Sfi System: VC Output Circuit
DESCRIPTION The ECM constantly generates a 5 V power source voltage from the battery voltage supplied to the +B, +B2 (BATT) terminals to operate the microprocessor. The ECM also provides this power to the sensors through the VC output circuit. When the VC circuit has a short circuit, the microproces ...