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ASC-ECU receives the vehicle information stored in the ETACS-ECU via CAN bus lines.
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This diagnosis code is set when the variant coding for ETACS-ECU has not been implemented.
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Variant coding for ETACS-ECU has not been implemented.
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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 lines (Refer to GROUP 54C - Troubleshooting ).
On completion, go to Step 4.
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Use M.U.T.-III to check that the diagnosis code No. B222C is set in the ETACS-ECU.
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Q.
Is the diagnosis code set?
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Troubleshoot the relevant diagnosis code, and then go to Step 4.
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Q.
Is the diagnosis code No. U1415 set?
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Replace the ASC-ECU. Go to Step 4.
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If the trouble symptom is resolved, an intermittent malfunction such as poorly
engaged connector(s) or wiring harness is suspected (Refer to GROUP 00 - How to Cope
with Intermittent Malfunction ).
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Q.
Is the diagnosis code No. U1415 set?
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This diagnosis is complete.
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