Safety Warning

DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.

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HOMESERVICE MANUALSLEXUS2007ES 350REPAIR AND DIAGNOSISBRAKESTRACTION CONTROLBRAKE CONTROLVEHICLE STABILITY CONTROL SYSTEMDTC CHECK / CLEAR

2007 Lexus ES 350

DTC Check / Clear

2007 Lexus ES 350SECTION DTC Check / Clear

DTC CHECK/CLEAR (INTELLIGENT TESTER)
1. Check the DTC.
  1. Connect the intelligent tester to the DLC3.
  2. Turn the engine switch on (IG).
  3. Read the DTCs following the prompts on the tester screen.
2. Clear the DTC.
  1. Connect the intelligent tester to the DLC3.
  2. Turn the engine switch on (IG).
  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 (SST CHECK WIRE)

Check the DTC.

Using SST, connect terminals TC and CG of the DLC3.
SST 09843-18040
Turn the engine switch on (IG).

Observe the blinking pattern of the ABS warning light and read the multi information display in order to identify the DTC.

Fig 2: Identifying DLC3 Connector Terminal

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.

TROUBLESHOOTING 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 an example, the illustration below shows the blinking patterns of the normal system code and trouble codes 11 and 21 for ABS, and display of the normal system code and trouble code 43 for the VSC on the multi information display.

Fig 3: Blinking Patterns Of Normal System Code And Trouble Codes 11 And 21 For ABS
Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
The 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.

Clear the DTC.
1. Using SST, connect terminals TC and CG of the DLC3.
  SST 09843-18040
2. Turn the engine switch on (IG).
  
  Fig 4: Identifying DLC3 Connector Terminal
  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 multi information display indicates the normal system code.
5. Remove the SST from the terminals of the DLC3.
  HINT:
  
  Clearing the DTCs cannot be performed by disconnecting the battery terminal or the ECU-IG NO. 2 fuse.
  
  Fig 5: Depressing Brake Pedal
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

END OF DTC CHECK/CLEAR
1. Turn the engine switch on (IG).
2. Check that the ABS warning light goes off within approximately 3 seconds.

RENDER: 1.0x

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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.