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DIAGNOSIS <SHIFT LEVER> TSB Revision TWIN CLUTCH- SPORTRONIC SHIFT TRANSMISSION (TC-SST) 22C-305 DIAGNOSTIC PROCEDURE 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 : Replace the shift lever assembly. (Refer to .) NO : Intermittent malfunction. (Refer to GROUP 00 − How to Cope with Intermittent Malfunction .) DTC U0001: Bus-off 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. . DTC SET CONDITIONS The shift lever-ECU ceases communication (bus-off). . PROBABLE CAUSES • The CAN bus line is defective. • Malfunction of the shift lever-ECU DIAGNOSTIC PROCEDURE 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 : Replace the shift lever assembly. (Refer to .) NO : Intermittent malfunction. (Refer to GROUP 00 − How to Cope with Intermittent Malfunction .) |