DTC Check / Clear

2007 Lexus ES 350SECTION DTC Check / Clear
  1. CHECK DTC 
    1. Connect the intelligent tester to the DLC3.
    2. Turn the engine switch on (IG).
    3. Check the DTC(s).
  2. CLEAR DTC 
    1. Connect the intelligent tester to the DLC3.
    2. Turn the engine switch on (IG).
    3. Clear the DTCs.
    4. Check that "DTCs are cleared" is displayed.
      NOTE: If any DTCs are output, troubleshoot those DTCs again.
    Fig 1: Connecting Intelligent Tester To DLC3
    G05251340Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • You smell fuel, burning insulation, or see smoke.
  • Brakes feel soft, pull hard to one side, or make grinding noises.
  • The engine overheats, stalls repeatedly, or misfires under load.
  • You are missing required tools, torque specs, or safe lifting equipment.
  • You are not confident in the next step or safety outcome.