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DIAGNOSIS <TC-SST> TSB Revision TWIN CLUTCH- SPORTRONIC SHIFT TRANSMISSION (TC-SST) 22C-181 DIAGNOSTIC PROCEDURE Required Special Tools: • MB991958 Scan Tool (M.U.T.-III Sub Assembly) • MB991824: Vehicle Communication Interface (V.C.I.) STEP 1. Scan tool CAN bus diagnostics YES : Go to Step 2. Troubleshooting .) After repairing the CAN bus line, go to Step 2. STEP 2. Check whether the DTC is reset. YES : Go to Step 3. to Cope with Intermittent Malfunction .) STEP 3. Scan tool Teach-In Special Function (Teach-In Reference Table ).) (2) After Teach-In, check which result ("Yes" or "No") is displayed in the Data list No. 101: Normal End. (Refer to ).) Q: Which is displayed, "Yes" or "No"? "Yes" : Replace the transaxle assembly. (Refer to .) "No" : Go to Step 4. STEP 4. Replace the mechatronic assembly, and check if (2) Drive in the 4th gear. YES : Replace the transaxle assembly. (Refer to .) NO : This diagnosis is complete. |