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Use M.U.T.-III to perform the CAN bus diagnosis.
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Q.
Is the check result normal?
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Repair the CAN bus lines (Refer to GROUP 54C - Troubleshooting ). After repairing the CAN bus line, go to Step 2.
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Q.
Is diagnosis code No.C1219 stored?
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This diagnosis is complete.
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Q.
Is diagnosis code No.C2205 stored?
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Perform the relevant troubleshooting. (Refer to .)
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Check if the wheel speed sensor-related, G and yaw rate sensor-related, or steering wheel sensor-related diagnosis code is stored.
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Q.
Is the diagnosis code stored?
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Carry out the appropriate troubleshooting. Then go to Step 9.
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Check that the steering wheel sensor is installed correctly (Refer to GROUP 35C - Steering Wheel Sensor ).
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Q.
Is the check result normal?
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Install the steering wheel sensor correctly. Then go to Step 6.
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Q.
Is the check result normal?
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After checking the wheel alignment, carry out calibration of steering wheel sensor to make ASC-ECU relearn the neutral point. (Refer to GROUP 35C - On-vehicle Service .) Then, go to Step 7.
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After adjusting the wheel alignment, calibrate the steering wheel sensor (Refer to GROUP 35C - On-vehicle Service ), and reset the steering wheel sensor correction amount stored in the 4WD-ECU(Refer to ). Then, go to Step 7.
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Check the following data list (Refer to ).
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- Item No.8: Steering angle sensor
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Q.
Is the check result normal?
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Replace the steering wheel sensor (Refer to GROUP 35C - Steering Wheel Sensor ). Then, go to Step 9.
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Q.
Is diagnosis code No.C1219 stored?
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Replace the 4WD-ECU (Refer to ). Then, go to Step 9 .
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Intermittent malfunction (Refer to GROUP 00 - How to Cope with Intermittent Malfunction ).
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Q.
Is diagnosis code No.C1219 stored?
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This diagnosis is complete.
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