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Home >> Lexus >> 1999 >> LX 470 >> Repair and Diagnosis >> Accessories & Equipment >> Communication Devices >> Multiplex Control Systems >> Self-Diagnostics >> Retrieving Diagnostic Trouble Codes >> Scan Tool Method
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Scan Tool Method

OBD-II DTCs from multiplex self-diagnostic system are retrieved through Data Link Connector (DLC) No. 3. DLC No. 3 is located under left side of instrument panel. Connect scan tool to DLC No. 3. Turn ignition on. Retrieve DTCs. See scan tool manufacturer's instructions. If no DTCs are present, multiplex system is functioning properly at this time. Return to article that directed you here and continue diagnosis. If any DTCs are present, perform test(s) in order given. See DIAGNOSTIC TROUBLE CODE DEFINITIONS . After repair is completed, return to article that directed you here and continue diagnosis.