Using Lexus Scan Tool

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Connect scan tool to Data Link Connector No. 2 (DLC2), located under left side of instrument panel. Turn ignition on. Start engine. ABS warning light should blink once every .13 second. If ABS warning light does not blink, check ABS warning light circuit. See ABS WARNING LIGHT CIRCUIT under SYSTEM TESTS. Drive vehicle at 28 MPH or greater for several seconds in a straight line. Stop vehicle. Using scan tool screen prompts, retrieve DTCs. Identify DTC and probable cause. See SPEED SENSOR DIAGNOSTIC TROUBLE CODE IDENTIFICATION table. Repair as necessary.