DTC Check / Clear

DTC CHECK (USING INTELLIGENT TESTER)
HINT:

If the DTC check/clear is performed using the intelligent tester, 2-digit codes will also be displayed on the multi information display.
1. Check for DTCs.
  1. Connect the intelligent tester to the DLC3.
  2. Turn the engine switch on (IG) and turn the intelligent tester on.
  3. Check the DTCs by following the prompts on the tester screen. (5-digit DTCs only will be displayed.)
    HINT:
    
    Refer to the intelligent tester's operator's manual for further details.
2. Clear the DTCs.
  1. Connect the intelligent tester to the DLC3.
  2. Turn the engine switch on (IG).
  3. Clear the DTCs by following the prompts on the tester screen.
    HINT:
    
    Refer to the intelligent tester's operator's manual for further details.
    
    Fig 1: Connecting Intelligent Tester To DLC3
    Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
DTC CHECK (USING SST CHECK WIRE)
HINT:

The master warning light comes on in diagnostic mode.
1. Check for DTCs.
  1. Using SST check wire, connect terminals TC and CG of the DLC3.
    SST 09843-18040
  2. Turn the engine switch on (IG).
  3. "DIAG VGRS" is displayed on the multi information display and the system starts searching for a malfunction.
    
    Fig 2: Identifying DLC3 Connector
    Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  4. If the system is normal, "DIAG VGRS OK" is displayed.
    
    Fig 3: DIAG VGRS OK Screen Display
    Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  5. If the system has a malfunction, "DIAG VGRS xx" is displayed. ("xx" is a 2-digit DTC.)
2. Clear the DTCs.
  1. Turn the engine switch on (IG).
    
    Fig 4: DIAG VGRS xx Screen Display
    Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  2. Using SST check wire, connect and disconnect terminals TC and CG of the DLC3 4 times within 8 seconds.
    SST 09843-18040
  3. Disconnect SST check wire from the DLC3.
    NOTE: The stored yaw rate sensor value will be cleared by the above operation. Obtain the yaw rate sensor zero point.
  4. Turn the engine switch off.
    HINT:
    
    If the problem still exists, DTCs may not be cleared (See INITIALIZATION ).
  5. Obtain the yaw rate sensor zero point.
    
    Fig 5: Identifying DLC3 Connector
    Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002