Diagnostic Trouble Codes Check/Clear

1. Check DTCs.
   1. Using SST, connect terminals TC and CG of the DLC3.

      SST 09843-18040

   2. Turn the ignition switch to the ON position.
   3. Read the DTCs from the ABS warning light or VSC warning light on the combination meter.
      Fig 1: Connecting Terminals TC And CG Of DLC3

      Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

      HINT:

      • If 2 or more malfunctions are detected at the same time, the lowest numbered code will be displayed first.
      • If no code appears, inspect the diagnostic circuit, ABS warning light circuit or VSC warning light circuit.
        WARNING LIGHT CIRCUIT DESCRIPTION
        
        

        Trouble Area	See
        TC and CG terminal circuit	TC TERMINAL CIRCUIT
        ABS warning light circuit	ABS WARNING LIGHT CIRCUIT (REMAINS ON)  or ABS WARNING LIGHT CIRCUIT (DOES NOT LIGHT UP)
        VSC warning light circuit	VSC WARNING LIGHT CIRCUIT (REMAINS ON)  or VSC WARNING LIGHT CIRCUIT (DOES NOT LIGHT UP)

      • As examples, the blinking patterns for a normal system code and codes 11 and 21 are shown on the left.
   4. Codes are explained in the code table on DIAGNOSTIC TROUBLE CODE CHART  .
   5. After completing the check, disconnect the SST from terminals TC and CG of the DLC3.
      Fig 2: Normal System Code Blinking Pattern

      Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
2. Clear DTCs.
   1. Using SST, connect terminals TC and CG of the DLC3.

      SST 09843-18040

   2. Turn the ignition switch to the ON position.
   3. Clear the DTCs stored in the ECU by depressing the brake pedal 8 or more times within 5 seconds.
   4. Check that the ABS warning light and VSC warning light show normal blinking patterns.
   5. Remove the SST from the DLC3.

      SST 09843-18040

      Fig 3: Depressing Brake Pedal To Clear DTCs Stored In ECU

      Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

HINT:

Cancellation cannot be preformed by removing the battery cable or the ECU-IG fuse.

1. Check DTCs.
   1. Connect the hand-held tester to the DLC3.
   2. Turn the ignition switch to the ON position.
   3. Read the DTCs following the prompts on the tester screen.

   HINT:

   Refer to the hand-held tester operator's manual for further details.

2. Clear DTCs.
   1. Connect the hand-held tester to the DLC3.
   2. Turn the ignition switch to the ON position.
   3. Operate the hand-held tester to erase the codes.

   HINT:

   Refer to the hand-held tester operator's manual for further details.