LEMON Manuals: Even more car manuals for everyone
Home >> Lexus >> 2013 >> GX 460 Base >> Repair and Diagnosis (Single Page) >> Electrical >> Starter >> Smart Access System (Keyless Start) (Diagnostic Codes & Symptom Tests) >> SMART ACCESS SYSTEM WITH PUSH-BUTTON START (for Start Function) >> Symptom Tests >> Power Source Mode does not Change to ON (ACC) >> Procedure

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

  1. CHECK DTC (ALL) See step   1 

    NG → GO TO DTC CHART 

    OK: Go to next step 

  2. INSPECT DRIVER SIDE JUNCTION BLOCK ASSEMBLY (ACC RELAY) See step   3 

    NG → REPLACE MAIN BODY ECU (DRIVER SIDE JUNCTION BLOCK ASSEMBLY) 

    OK: Go to next step 

  3. CHECK HARNESS AND CONNECTOR (POWER MANAGEMENT CONTROL ECU - DRIVER SIDE JUNCTION BLOCK ASSEMBLY) See step   4 

    NG → REPAIR OR REPLACE HARNESS OR CONNECTOR 

    OK: Go to next step 

  4. CHECK POWER MANAGEMENT CONTROL ECU See step   5 

    NG → See step   5 

    OK → See step   6 

  5. REPLACE POWER MANAGEMENT CONTROL ECU. Refer to  REMOVAL [06/2012 - ] 
  6. USE SIMULATION METHOD TO CHECK. Refer to  HOW TO PROCEED WITH TROUBLESHOOTING [06/2012 - ] 
scientia non olet · About LEMON Manuals