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Home >> Lexus >> 2012 >> LS 460 AWD >> Repair and Diagnosis (Single Page) >> Brakes >> Parking Brake System >> Electric Parking Brake (Diagnostic Codes & Circuit Tests) >> Electric Parking Brake System >> DTC C13AE/72: System information not Received >> Procedure

DTC C13AE/72: System information not Received: Procedure

  1. CHECK DTC 
    1. Turn the engine switch off.
    2. Connect the Techstream to the DLC3.
    3. Turn the engine switch on (IG) and the Techstream on.
    4. Check for DTC. Refer to DTC CHECK / CLEAR .
      RESULT

      Result Proceed to
      DTC C13AE/72 and a CAN communication malfunction DTC are output at the same time A
      DTC C13AE/72 is output and the MIL is illuminated B
      Only DTC C13AE/72 is output C
      No outputs D

    B → See step   4 

    C → See step   2 

    D → See step   3 

    A → See step   5 

  2. REPLACE ELECTRIC PARKING BRAKE ECU. Refer to  REMOVAL 
  3. USE SIMULATION METHOD TO CHECK. Refer to  HOW TO PROCEED WITH TROUBLESHOOTING 
  4. GO TO ENGINE CONTROL SYSTEM (HOW TO PROCEED WITH TROUBLESHOOTING). Refer to  HOW TO PROCEED WITH TROUBLESHOOTING 
  5. GO TO CAN COMMUNICATION SYSTEM (HOW TO PROCEED WITH TROUBLESHOOTING). Refer to  HOW TO PROCEED WITH TROUBLESHOOTING