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Cruise Control Main Switch: Inspection: Inspection

WARNING: This page is about a different car, the 2010 Lexus LS 460L and 2010 Lexus LS 460. However, it is still accessible from the selected car via links, so may be relevant.
  1. INSPECT CRUISE CONTROL MAIN SWITCH ASSEMBLY 
    1. Measure resistance (Vehicle without vehicle-to-vehicle distance control mode)
      1. Remove the cruise control main switch.
        Fig 1: Identifying Cruise Control Main Switch
        GTY288624Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      2. Measure the resistance according to the value(s) in the table below.

        Standard resistance

        Tester Connection Switch Condition Specified Condition
        4 (ECC) - 3 (CCS) Neutral 1 MΩ or higher
        4 (ECC) - 3 (CCS) +RES 235 to 245 Ω
        4 (ECC) - 3 (CCS) -SET 617 to 643 Ω
        4 (ECC) - 3 (CCS) CANCEL 1509 to 1571 Ω
        4 (ECC) - 3 (CCS) Main Switch OFF 1 MΩ or higher
        4 (ECC) - 3 (CCS) Main Switch ON Below 2.5 Ω
        • If the result is not as specified, replace the cruise control main switch.
    2. Measure resistance (Vehicle with vehicle-to-vehicle distance control mode)
      1. Remove the cruise control main switch.
        Fig 2: Identifying Cruise Control Main Switch
        GTY286258Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      2. Measure the resistance according to the value(s) in the table below.

        Standard resistance

        Tester Connection Switch Condition Specified Condition
        4 (ECC) - 1 (R/N)
        4 (ECC) - 3 (CCS)
        Neutral 1 MΩ or higher
        4 (ECC) - 3 (CCS) +RES 235 to 245 Ω
        4 (ECC) - 3 (CCS) -SET 617 to 643 Ω
        4 (ECC) - 3 (CCS) CANCEL 1509 to 1571 Ω
        4 (ECC) - 3 (CCS) Main Switch OFF 1 MΩ or higher
        4 (ECC) - 3 (CCS) Main Switch ON Below 2.5 Ω
        3 (CCS) - 1 (R/N) Main Switch on and Mode Switch ON Below 2.5 Ω
        • If the result is not as specified, replace the cruise control main switch.