DIAGNOSTIC 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, Diagnosis
Code Chart ). |
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STEP 2. Check other diagnosis codes. |
Q.
Are other diagnosis codes set?
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Carry out the appropriate troubleshooting. |
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Go to Step 3. |
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STEP 3. M.U.T.-III data list |
Item 19: Secondary pressure (Refer to Service Data Table .) |
Q.
Is the check result normal?
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Intermittent malfunction |
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Go to Step 4. |
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STEP 4. Line Pressure Check |
Carry out "hydraulic test"(Refer to ). |
Q.
Is the check result normal?
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Go to Step 5. |
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Repair according to the hydraulic pressure diagnosis table. |
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STEP 5. Symptom recheck after erasing diagnosis code |
Q.
Is the check result normal?
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Intermittent malfunction |
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Replace CVT-ECU. |
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