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Inspection Procedure

WARNING: This page is about a different car, the 2002 Toyota Highlander. However, it is still accessible from the selected car via links, so may be relevant.
  1. Inspect DLC3 
    1. Turn the ignition switch ON.
    2. Measure voltage between terminals Ts and CG of DLC3.
      Fig 1: Measuring DLC3 Terminal Voltage
      G01113351Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      1. OK: Voltage: 10-14 V 
    1. OK: Go To Step   3 
    2. NG: Go To Next Step  .
  2. Check Wire Harness And Connector (DLC3 - Skid Control ECU, DLC3 - Body Ground).  See HOW TO TROUBLESHOOT ECU CONTROLLED SYSTEMS .
    1. OK: Check And Replace Skid Control ECU Assy. 
    2. NG: Repair Or Replace Harness Or Connector 
  3. Check ABS Warning Light 
    1. Using SST, connect the terminals Ts and CG of the DLC3.
    2. Check the ABS warning light.
      Fig 2: Checking Ts & CG Terminals Of DLC3
      G01113352Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      1. OK: ABS Warning Light Blinking 
    1. OK: No Problem 
    2. NG: Check And Replace Skid Control ECU Assy. 
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