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.
  3. Read and record any DTCs from the height control OFF indicator light on the combination meter.
  4. As examples, the blinking patterns of a normal system code and codes 13 and 33 are shown below.
    
    Fig 3: Identifying Blinking Patterns Of Normal System Code, Code 13 & Code 33
    Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    
    HINT:
    - If the height control OFF indicator light does not blink any DTC or a normal system code, inspect the HEIGHT CONTROL OFF INDICATOR LIGHT CIRCUIT and 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.
  SST 09843-18040
  1. Using SST, connect terminals TC and CG of the DLC3.
  2. Turn the ignition switch to the ON position.
  3. Clear DTCs stored in the ECU by depressing the brake pedal 8 times or more within 5 seconds.
  4. Check that the height control OFF indicator light shows a normal system code.
  5. 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.
  
  Fig 6: Connecting Intelligent Tester To DLC3
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  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.