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Home >> Lexus >> 2002 >> SC 430 >> Repair and Diagnosis >> External Pages >> Different car >> Section 69 (Engine Immobilizer System) >> Self-Diagnostic System >> Retrieving Diagnostic Trouble Codes >> Using Hand-Held Tester
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Using Hand-Held Tester

WARNING: This page is about a different car, the 2002 Lexus GS 430 and 2002 Lexus GS 300. However, it is still accessible from the selected car via links, so may be relevant.
  1. Using the hand-held tester, check the DTC.
  2. Prepare the OBD II scan tool (complying with SAE J1978) or hand-held tester.
  3. Connect the OBD II scan tool or hand-held tester to the DLC3 under the instrument panel lower pad. See Figure.
  4. Turn the ignition switch ON and turn the OBD II scan tool or hand-held tester switch ON.
  5. Use the OBD II scan tool or hand-held tester to check the DTCs and freeze frame data; note them down. (For operating instructions, see the OBD II scan tool's instruction book).
  6. See DIAGNOSTIC TROUBLE CODE DEFINITIONS  table to confirm the details of the DTCs.
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