Inspection Procedure

2005 Lexus ES 330SECTION Inspection Procedure
  1. INSPECT DLC3 
    1. Turn the ignition switch ON.
    2. Measure voltage between terminals Tc and CG of DLC3.

      OK: 10-14 V 

    NG: Go to step   3 

    OK: Go To Next Step. 

    Fig 1: Identifying Terminals TC And CG Of DLC3
    G02937988Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  2. CHECK HARNESS AND CONNECTOR (DLC3 - SKID CONTROL ECU, DLC3 - BODY GROUND) (See  ELECTRONIC CIRCUIT INSPECTION PROCEDURE  ) 

    NG: REPAIR OR REPLACE HARNESS OR CONNECTOR 

    OK: CHECK AND REPLACE BRAKE ACTUATOR ASSY 

  3. CHECK ABS WARNING LIGHT 

SST 09843-18040

  1. Using SST, connect the terminals Tc and CG of the DLC3.
  2. Check the ABS warning light.

    OK: ABS warning light blinks 

    Fig 2: Identifying Terminals TC And CG Of DLC3
    G02937989Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

    OK: END 

    NG: CHECK AND REPLACE BRAKE ACTUATOR ASSY 

RENDER: 1.0x

NO RELATED

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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.