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DIAGNOSIS <TC-SST> TSB Revision TWIN CLUTCH- SPORTRONIC SHIFT TRANSMISSION (TC-SST) 22C-69 OBD-II DRIVE CYCLE PATTERN The FET channel output remains 100 mV or more for . PROBABLE CAUSES • Malfunction of TC-SST-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 TC-SST assembly. (Refer to NO : Intermittent malfunction. (Refer to GROUP 00 − How to Cope with Intermittent Malfunction .) DTC P0971: Shift/Cooling Changeover Solenoid System (Short to power supply) 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 shift/cooling . DESCRIPTIONS OF MONITOR METHODS The shift/cooling changeover solenoid circuit is . MONITOR EXECUTION • Continuous . MONITOR EXECUTION CONDITIONS Other Monitor (There is no temporary DTC stored in memory for the item monitored below) • P1852: Shift fork 1 or 2 opposite direction move- ment • P1855: Shift fork 3 or 4 opposite direction move- ment Sensor (The sensor below is determined to be normal) • Not applicable . |