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.
    
    Fig 1: Identifying DLC3 Connector Terminals
    Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  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.
    
    Fig 2: Identifying Height Control OFF Indicator Light
    Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  4. As examples, the blinking patterns of a normal system code and codes 13 and 33 are shown below.
    HINT:
    - If the height control OFF indicator light does not blink any DTC or a normal system code, inspect HEIGHT CONTROL OFF INDICATOR LIGHT CIRCUIT and TC AND CG TERMINAL CIRCUIT .
    - If 2 or more malfunctions are indicated at the same time, the lowest numbered DTC is displayed first.
    Fig 3: Identifying Blinking Patterns Of Normal System Code
    Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  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.
    
    Fig 4: Identifying DLC3 Connector Terminals
    Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  3. Clear DTCs stored in the ECU by depressing the brake pedal 8 times or more within 5 seconds.
    
    Fig 5: Depressing Brake Pedal
    Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  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 TECHSTREAM)
1. Checking DTCs using the Techstream.
  1. Connect the Techstream to the DLC3.
  2. Turn the ignition switch to the ON position.
  3. Read DTCs by following the prompts on the Techstream screen.
    HINT:
    
    Refer to the Techstream operator's manual for further details.
2. Clearing the DTCs using the Techstream.
  1. Connect the Techstream to the DLC3
  2. Turn the ignition switch to the ON position.
  3. Erase the DTCs following the prompts on the Techstream screen.
    HINT:
    
    Refer to the Techstream operator's manual for further details.