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This diagnosis code is set if ASC-ECU cannot receive the signal sent from G and yaw rate
sensor for a certain period.
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- Wiring harness or connector failure of CAN bus line
- ASC-ECU malfunction
- G and yaw rate sensor malfunction
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Use M.U.T.-III to diagnose the CAN bus lines.
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Q.
Is the check result normal?
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Repair the CAN bus line (Refer to GROUP 54C - CAN Bus Diagnostics Table ).
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Check if diagnosis code No.U1105 is set to the EV-ECU.
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Q.
Is the diagnosis code set?
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Recheck if the diagnosis code is set.
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(1)Erase the diagnosis code.
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(2)Turn the electric motor switch from "LOCK" (OFF) position to "ON" position.
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(3)Check if the diagnosis code is set.
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Q.
Is the diagnosis code No.U1105 set?
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Replace the G and yaw rate sensor (Refer to ).
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Intermittent malfunction is suspected (Refer to GROUP 00 - How to Use
Troubleshooting/Inspection Service Points - How to Cope with Intermittent Malfunctions ).
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Recheck if the diagnosis code is set.
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(1)Erase the diagnosis code.
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(2)Turn the electric motor switch from "LOCK" (OFF) position to "ON" position.
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(3)Check if the diagnosis code is set.
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Q.
Is the diagnosis code No.U1105 set?
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Replace the hydraulic unit (integrated with ASC-ECU) (Refer to ).
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Intermittent malfunction is suspected (Refer to GROUP 00 - How to Use
Troubleshooting/Inspection Service Points - How to Cope with Intermittent Malfunctions ).
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