Shift Lever

DTC U0101: TC-SST Time-out Error

CAUTION
^ If there is any problem in the CAN bus lines, an incorrect diagnostic trouble code may be set. Prior to this diagnosis, diagnose the CAN bus lines.
^ Whenever the ECU is replaced, ensure that the CAN bus lines are normal.

JUDGMENT CRITERIA
The periodic communication data from TC-SST-ECU cannot be received.

PROBABLE CAUSES
^ The CAN bus line is defective.
^ Malfunction of TC-SST-ECU
^ Malfunction of the shift lever-ECU

DIAGNOSIS

STEP 1. Scan tool CAN bus diagnostics
Using the scan tool, diagnose the CAN bus lines.
Q: Is the check result normal?
YES: Go to Step 2.
NO: Repair the CAN bus lines. (Refer to Troubleshooting CAN Bus Diagnostics Table.) After repairing the CAN bus line, go to Step 2.

STEP 2. Scan tool diagnostic trouble code
Check the TC-SST diagnostic trouble code. (Refer to Diagnostic Trouble Code Descriptions)
Q: Is the DTC set?
YES: Perform the relevant troubleshooting.
NO: Go to Step 3.

STEP 3. Check whether the DTC is reset.
Q: Is DTC No. U0101 set?
YES: Replace the shift lever assembly.
NO: Intermittent malfunction. (Refer to How to Cope with Intermittent Malfunction How to Use Troubleshooting/Inspection Service Points.)