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DIAGNOSIS <SHIFT LEVER> TSB Revision TWIN CLUTCH- SPORTRONIC SHIFT TRANSMISSION (TC-SST) 22C-389 STEP 4. Check the wiring harness between C-27 shift YES : Go to Step 5. STEP 5. Measure the voltage at C-27 shift lever-ECU OK: Battery positive voltage Q: Is the check result normal? YES : Go to Step 8. STEP 6. Shift lever-ECU connector check: C-27 YES : Go to Step 7. STEP 7. Check the wiring harness between C-27 shift YES : Go to Step 8. STEP 8. Scan tool diagnostic trouble code .) Q: Is the DTC set? YES : Perform the relevant troubleshooting. STEP 9. Measure the voltage at C-27 shift lever-ECU between terminal No. 13 and ground at the wiring harness (2) Turn the ignition switch to the "ON" position. OK: Battery positive voltage Q: Is the check result normal? |