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Use the 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 - Troubleshooting .) Then go to Step 2.
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Check again if the diagnosis code No. P1A2A is set to the EV-ECU.
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(1)Erase the stored diagnosis code.
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(2)Set the electric motor switch from the LOCK (OFF) position to the ON position.
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(3)Set the electric motor switch to the LOCK (OFF) position, and start the electric motor unit.
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(5)Check if the diagnosis code is set.
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Q.
Is the diagnosis code set?
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This diagnosis is complete.
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Check if the diagnosis code No. P1A2A is set to the MCU.
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Q.
Is the diagnosis code set?
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Carry out troubleshooting for the diagnosis code No. P1A2A. (Refer to .) Then go to Step 4.
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Check again if the diagnosis code is set to the EV-ECU.
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(1)Erase the stored diagnosis code.
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(2)Set the electric motor switch from the LOCK (OFF) position to the ON position.
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(3)Set the electric motor switch to the LOCK (OFF) position, and start the electric motor unit.
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(5)Check if the diagnosis code is set.
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Q.
Is the diagnosis code set?
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The diagnosis is complete.
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