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DTC C1A01: Driving Support ECU [10/2014 - ]: Procedure

  1. CHECK FOR DTC 
    1. Enter the following menus: Body Electrical / Pre-Collision 2 / Trouble Code /
    2. Select "Clear" and clear the data.
    3. Recheck for DTCs.

      OK

      DTC C1A01 is not output.

    NG → See step   3 

    OK → See step   2 

  2. USE SIMULATION METHOD TO CHECK. Refer to  HOW TO PROCEED WITH TROUBLESHOOTING [10/2014 - ] 
  3. REPLACE DRIVING SUPPORT ECU ASSEMBLY. Refer to  REMOVAL [10/2014 - ] 
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