DTC Check / Clear

DTC CHECK/CLEAR (WHEN USING INTELLIGENT TESTER):
1. DTC check
  1. Connect the intelligent tester to the DLC3.
  2. Turn the ignition switch on.
  3. Read the DTCs following the prompts on the tester screen.
2. DTC clear
  1. Connect the intelligent tester to the DLC3.
  2. Turn the ignition switch on.
  3. Operate the intelligent tester to clear the codes.
    HINT:
    
    Refer to the intelligent tester operator's manual for further details.
    
    Fig 1: Connecting Intelligent Tester To DLC3
    Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

DTC CHECK/CLEAR (WHEN USING SST CHECK WIRE):

DTC check

Using SST, connect terminals TC and CG of the DLC3.
SST 09843-18040
Turn the ignition switch on.

Fig 2: Identifying DLC3 Terminals
Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

Read DTC from the ABS and VSC control warning lights on the combination meter.

Fig 3: Blinking Pattern - Normal System Code

G04498237

Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

HINT:

If no code appears, inspect the TC and CG terminal circuit, and ABS and VSC warning light circuits.

TROUBLE AREA REFERENCE

Trouble Area	See procedure
TC and CG terminal circuit	TS AND CG TERMINAL CIRCUIT
ABS warning light circuit	ABS WARNING LIGHT REMAINS ON
VSC warning light circuit	VSC WARNING LIGHT REMAINS ON

As an example, the illustration below shows the blinking patterns of the normal system code and trouble codes 31 and 43, and display of the normal system code.

Codes are explained in the code table (See DIAGNOSTIC TROUBLE CODE CHART ).
After completing the check, disconnect terminals TC and CG of the DLC3, and turn off the display. If 2 or more DTCs are detected at the same time, the DTCs will be displayed in ascending order.

DTC clear
1. Using SST, connect terminals TC and CG of the DLC3.
  SST 09843-18040
2. Turn the ignition switch on.
  
  Fig 4: Identifying DLC3 Terminals
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
3. Clear the DTCs stored in the ECU by depressing the brake pedal 8 times or more within 5 seconds.
4. Check that the ABS warning and brake control lights and multi information display indicate the normal system code.
5. Remove the SST from the terminals of the DLC3.
  HINT:
  
  Clearing the DTCs cannot be performed by removing the battery cable or the ECU-IG NO.1 fuse.
  
  Fig 5: Depressing Brake Pedal
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

END OF DTC CHECK/CLEAR (WHEN USING SST CHECK WIRE):
1. Turn the ignition switch on.
2. Check that the ABS and brake control warning lights go off within approximately 3 seconds.