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 been performed. When the IG terminal voltage is below 8 V, torque sensor zero point calibration cannot be performed.
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) Calibrate the torque sensor zero point. (Step 1) Chassis > EMPS > Utility
(b) Check for DTCs. (Step 2) Chassis > EMPS > Trouble CodesHINT: If DTCs are output, perform steps (1) and (2) two more times.
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Toyota Avalon (XX50) 2019-2022 Service & Repair Manual > Heated Steering Wheel System(for Gasoline Model): How To Proceed With Troubleshooting
CAUTION / NOTICE / HINT HINT: Use these procedures to troubleshoot the heated steering wheel system. PROCEDURE 1. VEHICLE BROUGHT TO WORKSHOP NEXT 2. INSPECT BATTERY VOLTAGE (a) Measure the battery voltage with the engine switch off. Standard voltage: 11 to 14 V (Engine switch off) If the voltage is ...
