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Inspection Procedure

NOTE:
  • When using the Techstream with the vehicle engine switch off, connect the Techstream to the vehicle and turn a courtesy light switch on and off at intervals of 1.5 seconds or less until communication between the Techstream and the vehicle begins. Then select the vehicle type under manual mode and enter the following menus: Body Electrical / Smart Key. While using the Techstream, periodically turn a courtesy light switch on and off at intervals of 1.5 seconds or less to maintain communication between the Techstream and the vehicle.
  • The smart key system (for Entry Function) uses the CAN communication system and LIN communication system. First inspect the communication systems by following How to Proceed with Troubleshooting. Refer to HOW TO PROCEED WITH TROUBLESHOOTING [05/2013 - ] . Troubleshoot the smart key system (for Entry Function) after confirming that the communication systems are functioning properly.
  • Check that there are no electrical key transmitter sub-assemblies in the vehicle.
  • Before performing the inspection, check that DTC B1242 (wireless door lock control) is not output. Refer to DTC CHECK / CLEAR [05/2013 - ] .
  • Before replacing the certification ECU (smart key ECU assembly), refer to the smart key system (for Entry Function) precaution. Refer to PRECAUTION [05/2013 - ] .
  • After repair, confirm that no DTCs are output by performing the "DTC Output Confirmation Operation".
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