DTC Check/Clear

CHECK DTC (USING SST CHECK WIRE)
1. Checking DTCs using the SST check wire.
  SST 09843-18040
  1. Using the SST, connect terminals TC and CG of the DLC3.
  2. Turn the ignition switch to the ON position.
    
    Fig 1: Identifying DLC3 Connector Terminals
    Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  3. Read and record any DTCs from the KDSS indicator light on the combination meter.
    
    Fig 2: Identifying KDSS Indicator Light
    Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  4. As examples, the blinking patterns of a normal system code and codes 13 and 33.
    HINT:
    - If the KDSS indicator light does not blink any DTC or a normal system code, inspect the KDSS indicator light circuit (See INDICATOR CIRCUIT ) or the TC terminal circuit (See TC AND CG TERMINAL CIRCUIT ).
    - If 2 or more malfunctions are indicated at the same time, the lowest numbered DTC is displayed first.
  5. Refer to DIAGNOSTIC TROUBLE CODE TABLE for DTC information.
  6. After completing the check, remove the SST check wire from the DLC3.
    SST 09843-18040
2. Clearing the DTCs using the SST check wire.
  1. Make sure that the ignition switch is off.
  2. Using SST, connect terminals TC and CG of the DLC3.
    SST 09843-18040
  3. Turn the ignition switch to the ON position.
  4. Clear DTCs stored in the ECU by depressing the brake pedal 8 times or more within 5 seconds.
  5. Check that the KDSS indicator light shows a normal system code.
    HINT:
    
    If the fault has not been repaired, the DTC code may still be displayed.
  6. Turn the ignition switch off.
  7. Remove the SST check wire from the DLC3.
    SST 09843-18040
    
    HINT:
    
    Disconnecting the battery cable during the operation will not erase DTCs in the ECU.
CHECK DTC (USING INTELLIGENT TESTER)
1. Checking DTCs using the intelligent tester.
  1. Connect the intelligent tester to the DLC3.
  2. Turn the ignition switch to the ON position.
  3. Read DTCs by following the prompts on the tester screen.
    HINT:
    
    Refer to the intelligent tester operator's manual for further details.
2. Clearing the DTCs using the intelligent tester.
  HINT:
  
  After repairing the malfunctions, clear the DTCs.
  1. Connect the intelligent tester to the DLC3
  2. Turn the ignition switch to the ON position.
  3. Erase the DTCs following the prompts on the tester screen.
    HINT:
    
    Refer to the intelligent tester operator's manual for further details.