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Home >> Toyota >> 2013 >> Sienna LE, FWD >> Repair and Diagnosis >> Accessories & Equipment >> Cruise Control Systems >> Dynamic Radar Cruise Control System (Diagnostics - Introduction) >> Dynamic Radar Cruise Control System >> Operation Check >> Operation Check

Operation Check

  1. INPUT SIGNAL CHECK 
    Fig 1: Checking Cruise Control Switch
    GTY294851Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    1. Connect the Techstream to the DLC3.
    2. Check the cruise control main switch using the Data List function of the Techstream (ON-OFF, CANCEL, - SET, + RES, and MODE).
      TEXT IN ILLUSTRATION

      *a ON/OFF
      *b CANCEL
      *c - SET
      *d + RES
      *e MODE
  2. INSPECT MODE SWITCH 
    Fig 2: Inspecting Mode Switch
    GTY303146Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    1. Turn the ignition switch to ON.
      TEXT IN ILLUSTRATION

      *a ON/OFF
      *b MODE
    2. Turn the cruise control main switch on. Then push the main switch to MODE for 1 second or more to change to the constant speed control mode. Check that READY indicator light turns off on the combination meter.
    3. Check that the cruise main indicator light (vehicle-to-vehicle distance control mode) turns off and the cruise main indicator light (constant speed control mode) illuminates.
      Fig 3: Identifying Cruise Main Indicator Light And READY Indicator Light
      GTY307371Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      TEXT IN ILLUSTRATION

      *a READY Indicator Light *b Cruise Main Indicator Light
      (Vehicle-to-vehicle distance control mode)
      *c Cruise Main Indicator Light
      (Constant speed control mode)      		 - -
      NOTE:

      Do not push any other switches before pushing the main switch to MODE. If another switch is pushed, turn the main switch off and repeat the procedure above.

      HINT: 

      If a malfunction is detected, turn the ignition switch off and repeat the procedure above.

  3. INSPECT STEERING PAD SWITCH ASSEMBLY 
    1. Turn the ignition switch to ON.
    2. Turn the cruise control main switch on.
    3. Turn on the distance control switch of the steering pad switch.
    4. Check that the indication of the vehicle-to-vehicle distance, which is shown on the multi-information display on the combination meter, changes from long to middle to short in that order.
      Fig 4: Inspecting Steering Pad Switch Assembly
      GTY297850Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      TEXT IN ILLUSTRATION

      *a Steering Wheel *b Steering Pad Switch
      *c Distance Control Switch *d Multi-information Display
      *e Combination Meter - -

      HINT: 

      The indication is automatically set to long each time the engine is started.

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