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DIAGNOSIS <TC-SST> TSB Revision TWIN CLUTCH- SPORTRONIC SHIFT TRANSMISSION (TC-SST) 22C-225 LOGIC FLOW CHARTS (Monitor Sequence) . DTC SET CONDITIONS Check Conditions • Voltage of battery: 8 V or more. or more. JUDGMENT CRITERIA • Shift fork 1 and 2 position: 3.8 mm (0.15 inch) or more. (500 millisecond) . OBD-II DRIVE CYCLE PATTERN The shift fork 1 and 2 positions remain 3.8 mm (0.15 . PROBABLE CAUSES • Malfunction of TC-SST-ECU DIAGNOSTIC PROCEDURE Required Special Tools: • MB991958 Scan Tool (M.U.T.-III Sub Assembly) • MB991824: Vehicle Communication Interface (V.C.I.) AC710722 START No Good Malfunction END No Yes Yes Yes No Monitoring condition met |Shift fork 1 position| Yes No |Shift fork 2 position| Continuous failure |