DTC Check / Clear

CHECK DTC (When not Using Techstream)

Using SST, connect terminals TC and CG of the DLC3.
SST 09843-18040
Turn the power switch ON (READY).

Fig 1: Checking DTC Terminal Locations
Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

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

WARNING LIGHT SPECIFICATION

Light	Read DTC
Brake Control warning light	DTC of Electronically Controlled Brake system
ABS warning light	DTC of ABS system
VSC warning light	DTC of Enhanced VSC system

HINT:

If no code appears, inspect the diagnostic circuit or ABS warning light circuit.

Fig 2: Identifying ABS Warning Light Indicator

ABS WARNING LIGHT SPECIFICATION

Trouble Area	See procedure
TC and CG terminal circuit	TC AND CG TERMINAL CIRCUIT
Brake Control warning light circuit	BRAKE CONTROL WARNING LIGHT REMAINS ON or BRAKE CONTROL WARNING LIGHT DOES NOT COME ON
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 an example, the illustration below shows the blinking patterns of the normal system code and trouble codes 11 and 21.

Codes are explained in the 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.

Fig 3: Normal System Code And Trouble Code Blinking Patterns
Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

CLEAR DTC (When Using Techstream)
1. Connect the Teachstream to the DLC3.
2. Turn the power switch ON (READY).
3. Operate the Techstream to clear the codes.
  HINT:
  
  Refer to the Techstream operator's manual for further details.
CLEAR DTC (When not Using Techstream)
1. Using SST, connect terminals TC and CG of the DLC3.
  SST 09843-18040
2. Turn the power switch ON (READY).
  
  Fig 4: Checking DTC Terminal Locations
  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 warning light indicates a normal system code.
5. Remove SST.
  HINT:
  
  Clearing the DTCs cannot be performed by removing the cable from the negative (-) battery terminal or the ECU-IG fuse.
  
  Fig 5: Checking Brake Pedal
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
END OF CHECK/CLEAR
1. Turn the power switch ON (READY).
2. Check that the Brake Control warning light, ABS warning light and VSC warning light go off within approximately 3 seconds.