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Home >> Toyota >> 2001 >> Sienna CE >> Repair and Diagnosis >> External Pages >> Different car >> Section 185 (Engine Immobilizer System - Diagnosis) >> Self-Diagnostic System >> Retrieving Diagnostic Trouble Codes >> Using Hand-Held Tester

Using Hand-Held Tester

WARNING: This page is about a different car, the 2002 Lexus LX 470. However, it is still accessible from the selected car via links, so may be relevant.
NOTE: DTCs are 4 digit numbers.
  1. Prepare the OBD II scan tool (complying with SAE J1978) or LEXUS hand-held tester.
  2. Connect the OBD II scan tool or LEXUS hand-held tester to the DLC3 under the instrument panel lower panel. See Figure.
  3. Turn the ignition switch ON and turn the OBD II scan tool or LEXUS hand-held tester switch ON.
  4. Use the OBD II scan tool or LEXUS 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.
  5. See DIAGNOSTIC TROUBLE CODE INDEX  table to confirm the details of the DTCs.
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