DTC Check / Clear

DTC CHECK / CLEAR USING INTELLIGENT TESTER:
1. DTC check
  1. Connect the intelligent tester to the DLC3.
  2. Turn the ignition switch on (IG).
  3. Read the DTCs on the tester screen.
2. DTC clear
  1. Connect the intelligent tester to the DLC3.
  2. Turn the ignition switch on (IG).
  3. Clear the DTCs following the prompts on the tester screen.
    HINT:
    
    The intelligent tester has a SNAPSHOT function which records the monitored data.
    
    Refer to the intelligent tester operator's manual for further details.
  Fig 1: Connecting Intelligent Tester To DLC3
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
SELF-DIAGNOSTIC MODE OPERATING IGNITION KEY CYLINDER:
1. Switch to self-diagnostic mode.
  1. Establish the vehicle's initial conditions (See REGISTRATION ).
  2. Insert the key into the ignition key cylinder and remove it.
  3. Within 5 seconds after the key is removed, reinsert it into the ignition key cylinder.
  4. Step A: Turn the ignition switch on (IG) then off.
  5. Step B: Within 30 seconds of turning the ignition switch off, repeat step (A) 9 more times.
    HINT:
    - Turning the ignition switch on (IG), after step (B) has been completed, will end the self-diagnostic mode.
    - Do not lock or unlock doors while performing the self-diagnostic mode.
    NOTE: If the change to self-diagnostic mode fails, the system will return to normal mode.
2. Check that the system has switched to self-diagnostic mode by checking the sound pattern of the wireless door lock buzzer.
  
  Fig 2: Identifying Sound Pattern (Wireless Door Lock Buzzer)
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
3. Check the diagnostic outputs when the door control transmitter switch is held down. The diagnostic outputs can be checked by listening to the wireless door lock buzzer.
Fig 3: Wireless Door Lock Buzzer Pattern Chart
Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
SELF-DIAGNOSTIC MODE USING INTELLIGENT TESTER:
1. Switch to self-diagnostic mode.
  1. Connect the intelligent tester to the DLC3.
  2. Turn the ignition switch on (IG) and turn the intelligent tester main switch on.
    HINT:
    
    Refer to the intelligent tester operator's manual for further details.