| caution | After the next operation has been completed, carry out the following two operations:- Update the neutral position stored in the steering wheel sensor.
- Reset the calibrated value of the steering angle stored in ASC-ECU.
- Alignment adjustment <Front>
- Steering wheel sensor (column switch assembly) replacement, removal, installation
- ASC-ECU replacement
- Before performing the calibration, check if the steering wheel sensor-related diagnostic trouble code (DTC) is set in ASC-ECU.
- When the DTC other than C1394 is set, carry out inspection according to each troubleshooting procedure.
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1. Park the vehicle on a level surface with tires and steering wheel positioned in a straight ahead direction.
2. Ignition switch: "ON"
3. Ignition switch: "LOCK" (OFF)
4. | caution | Before connecting or disconnecting scan tool, always turn the ignition switch to the "LOCK" (OFF) position. |
Before setting scan tool, turn the ignition key to the "LOCK" (OFF) position.
5. Ignition switch: "ON"
6. Select "Steering angle sensor".
7. Select "Special function".
8. Select "SAS Calibration".
9. Select and run "SAS Initialization". (Reusable parts only)| note | - Since the neutral position stored in the steering wheel sensor is no longer available, "SAS Initialization" is displayed.
- Since a new steering wheel sensor has no neutral position, "SAS Calibration" is displayed.
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10. Select and run "SAS Calibration".
11. Exit "Steering angle sensor" menu, and then select "ABS/ASC/ASTC/WSS".
12. Select "Special function".
13. Select "Sensor calibration".
14. Select and run "SAS calibration".
15. Check whether the ASC-ECU-related DTC is set.
17. Before removing scan tool from the vehicle, turn the ignition key to the "LOCK" (OFF) position.
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