DTC CHECK (USING SST CHECK WIRE)

Check DTCs.

Using SST, connect terminals TC and CG of the DLC3.
SST 09843-18040

Fig 1: Identifying Terminals TC And CG Of DLC3
Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
Turn the ignition switch to the ON position.

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

HINT:

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

TROUBLESHOOTING REFERENCE CHART

Trouble Area	See procedure
TC and CG terminal circuit	TC AND CG TERMINAL CIRCUIT
ABS warning light circuit	ABS WARNING LIGHT REMAINS ON or ABS WARNING LIGHT DOES NOT COME ON
VSC warning light circuit	VSC WARNING LIGHT REMAINS ON or VSC WARNING LIGHT DOES NOT COME ON

As examples, the blinking patterns for a normal system code and trouble codes 11 and 21.

Fig 2: Blinking Patterns For Normal System Code And Trouble Codes 11 And 21
Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
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 CHECK
1. Check DTCs.
  1. Connect Techstream 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 Techstream operator's manual for further details.
CLEAR DTC (USING SST CHECK WIRE)
1. Clear the DTCs using the SST check wire.
  1. Using SST, connect terminals TC and CG of the DLC3.
    SST 09843-18040
    
    Fig 3: Identifying Terminal TC And CG Of DLC3 Connector
    Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  2. Turn the ignition switch to the ON position.
  3. Clear the DTCs stored in the ECU by depressing the brake pedal 8 times or more within 5 seconds.
  4. Check that the warning light indicates a normal system code.
  5. Remove the SST.
    HINT:
    
    Clearing the DTCs cannot be performed by removing the battery cable or the ECU-IG fuse
CLEAR DTC
1. Clear the DTCs using Techstream.
  1. Connect Techstream to the DLC3.
  2. Turn the ignition switch to the ON position.
  3. Operate Techstream to clear the codes.
    HINT:
    
    Refer to the Techstream operator's manual for further details.
END OF DTC CHECK / CLEAR
1. Turn the ignition switch to the ON position
2. Check that the ABS warning light and VSC warning light go off within approximately 3 seconds.

When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

• You smell fuel, burning insulation, or see smoke.

• Brakes feel soft, pull hard to one side, or make grinding noises.

• The engine overheats, stalls repeatedly, or misfires under load.

• You are missing required tools, torque specs, or safe lifting equipment.

• You are not confident in the next step or safety outcome.

Safety Warning

DTC Check/Clear