With Manufacturer's Scan Tool
Check the DTC (Using LEXUS hand-held tester)1. Prepare the LEXUS hand-held tester.
2. Connect the LEXUS hand-held tester to DLC3 under the instrument panel lower pad.
3. Turn the ignition switch ON and turn the LEXUS hand-held tester switch ON.
4. Use the LEXUS hand-held tester to check the DTCs and freeze frame data; note them down (For operating instructions, see the LEXUS hand-held tester instruction book.).
5. See the corresponding troubleshooting to confirm the details of the DTCs.