caution |
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DIAGNOSIS PROCEDURE |
STEP 1. M.U.T.-III CAN bus diagnostics. |
Use M.U.T.-III to perform the CAN bus diagnosis. |
Q.
Is the check result normal?
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Go to Step 2 |
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Repair the CAN bus lines (Refer to GROUP 54C - Troubleshooting ). |
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STEP 2. M.U.T.-III other system diagnosis code. |
Check the engine diagnosis code (Refer to GROUP 13C -Troubleshooting <4J1>, 13D -Troubleshooting <4N1>). |
Q.
Is the diagnosis code set?
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Perform the relevant troubleshooting. |
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Go to Step 3 |
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STEP 3. Check whether the diagnosis code is reset. |
Q.
Is diagnosis code No.C1776 set?
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Replace the ACC/FCM-ECU (Refer to ). |
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Intermittent malfunction (Refer to GROUP 00 - How to Cope with Intermittent Malfunction ). |
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