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Power Source Mode does not Change to ON (ACC): Procedure

  1. CHECK DTC (ALL) See step   1 

    NG → GO TO  DIAGNOSTIC TROUBLE CODE CHART 

    OK: Go to next step 

  2. INSPECT INSTRUMENT PANEL JUNCTION BLOCK ASSEMBLY (ACC RELAY) See step   3 

    NG → REPLACE INSTRUMENT PANEL JUNCTION BLOCK ASSEMBLY 

    OK: Go to next step 

  3. CHECK HARNESS AND CONNECTOR (POWER SOURCE CONTROL ECU - INSTRUMENT PANEL JUNCTION BLOCK ASSEMBLY) See step   4 

    NG → REPAIR OR REPLACE HARNESS OR CONNECTOR 

    OK: Go to next step 

  4. CHECK POWER SOURCE CONTROL ECU See step   5 

    NG → See step   6 

    OK → See step   5 

  5. USE SIMULATION METHOD TO CHECK. Refer to  HOW TO PROCEED WITH TROUBLESHOOTING 
  6. REPLACE POWER SOURCE CONTROL ECU. Refer to  REMOVAL 
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