DTC Check/Clear

WARNING: This page is about a different car, the 2004 Lexus LS 430. However, it is still accessible from the selected car via links, so may be relevant.

CHECK FOR DTCs
1. Prepare the hand-held tester.
2. Connect the hand-held tester to the DLC3 at the lower part of the instrument panel.
3. Turn the ignition switch to the ON position and turn the hand-held tester on.
4. Use the hand-held tester to check for DTCs, and note or print the result (see the operator manual for operating instructions).
5. See DIAGNOSTIC TROUBLE CODE CHART to confirm the details of the DTCs.
  
  Fig 1: Connecting Hand Tester To DLC3 At Lower Part Of Instrument Panel
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
CLEAR DTCs
1. Operate the hand-held tester to clear the DTCs (see the operator manual for operating instructions).