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DIAGNOSIS <TC-SST> TSB Revision TWIN CLUTCH- SPORTRONIC SHIFT TRANSMISSION (TC-SST) 22C-321 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. Check the fluid. YES : Go to Step 4 STEP 4. Check the installation status of the mechatronic YES : Replace the mechatronic assembly. (Refer to .) NO : Install the mechatronic assembly correctly. (Refer to .) DTC P2812: Clutch/Shift Switching Solenoid 2 System (Open circuit) CAUTION • If there is any problem in the CAN bus lines, an incorrect diagnostic trouble code may be • Whenever the ECU is replaced, ensure that the CAN bus lines are normal. . DIAGNOSTIC FUNCTION TC-SST-ECU checks that the clutch/shift switching . DESCRIPTIONS OF MONITOR METHODS The clutch/shift switching solenoid 2 circuit is deter- . MONITOR EXECUTION • Continuous . |