Steering Wheel Sensor Calibration
CAUTION:
After the next operation has been completed, carry out the following two operations:
- Update the neutral point that the steering wheel sensor stores.
- Reset the steering wheel angle correction value that the TCL/ASC-ECU stores.
- Front alignment adjustment
- Steering wheel sensor removal and installation
- TCL/ASC-ECU replacement
CAUTION:
Before carrying out the calibration, check if the steering wheel sensor-related diagnostic trouble code is set in the TCL/ASC-ECU.
Required Special Tools:
- MB991958: Scan Tool (M.U.T.-III Sub Assembly)
- MB991824: Vehicle Communication Interface (V.C.I.)
- MB991827: M.U.T.-III USB Cable
- MB991910: M.U.T.-III Main Harness A
- Park the vehicle on a level surface.
- Connect scan tool MB991958 to the data link connector.
- Turn the ignition switch to the "ON" position.
- Select "Steering Angle Sensor".
- Select "Special Function".
- Select "Steering Angle Sensor Calibration".
- Run "SAS Initialization". (Reusable parts only)
- Select and run "Calibration".
- Exit "Steering Angle Sensor" menu, and then select "ABS/ASC/ASTC".
- Select "Special Function".
- Select "Sensor calibration".
- Select "SAS calibration".
- Turn the ignition switch to the "LOCK" (OFF) position.
- Disconnect scan tool MB991958.
CAUTION:
To prevent damage to scan tool MB991958, always turn the ignition switch to the "LOCK" (OFF) position before connecting or disconnecting scan tool MB991958.