Section 476 (LEXUS Park Assist System - Diagnosis): Pre-Check

WARNING: This page is about a different car, the 2003 Lexus LS 430. However, it is still accessible from the selected car via links, so may be relevant.

DTC CHECK (Using hand-held tester)
1. Connect the LEXUS hand-held to DLC3.
2. Turn the ignition switch ON and the LEXUS hand-held tester main switch ON.
3. Use the LEXUS hand-held tester to check the DTC, note them down. (For opening instructions, see the LEXUS hand-held tester's instruction book).
4. See DIAGNOSTIC TROUBLE CODE CHART to confirm the details of the DLC3.
  
  Fig 1: Connecting LEXUS Hand-Held Tester To DLC3
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
DTC CLEARANCE
DTC will be cleared when the defective condition is recovered normally.