DTC Check / Clear

WARNING: This page is about a different car, the 2008 Lexus LS 600hL. However, it is still accessible from the selected car via links, so may be relevant.

CHECK DTC
1. Connect the intelligent tester or Techstream to the DLC3
2. Turn the power switch ON (IG).
3. Turn the tester on.
4. Enter the following menus.
  1. Intelligent tester - Select DIAGNOSIS / OBD/ MOBD / (desired system) / DTC INFO
  2. Techstream - Select- Body Electrical / (desired system) / Trouble Codes.
5. Read the DTCs
CLEAR DTC
1. Connect the intelligent tester or Techstream to the DLC3.
2. Turn the power switch ON (IG).
3. Turn the tester on.
4. Enter the following menus:
  1. Intelligent tester - Select: DIAGNOSIS / OBD/ MOBD / (desired system) / DTC INFO
  2. Techstream - Select: Body Electrical / (desired system) / Trouble Codes
5. Erase the DTCs.
INDICATOR CHECK
1. Press and hold the A/C control AUTO switch and Recirculation / Fresh switch simultaneously, and turn the power switch ON (IG) Continue holding the 2 switches until the panel diagnosis mode begins.
  
  Fig 1: Activating Panel Diagnosis Mode
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
2. Check that all indicators turn on and off 4 times in succession at 1 second intervals.
  HINT:
  - After the indicator check is completed, the system enters the DTC mode automatically
  - Press the "OFF" switch to cancel the indicator check.
    
    Fig 2: Identifying Blinking Pattern
    Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002