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Home >> Lexus >> 2007 >> RX 350 AWD >> Repair and Diagnosis >> Accessories & Equipment >> Cruise Control Systems >> Cruise Control >> Cruise Control System >> Cruise Main Indicator Light Circuit >> Inspection Procedure
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Inspection Procedure

  1. PERFORM ACTIVE TEST USING INTELLIGENT TESTER 
    1. Connect the intelligent tester to the DLC3.
    2. Turn the ignition switch on and turn the intelligent tester main switch on.
    3. Check the CRUISE main indicator light by performing the ACTIVE TEST.

      Combination meter: 

      COMBINATION METER REFERENCE TABLE

      Item Test Details Diagnostic Note
      CRUISE INDIC Turns CRUISE main indicator light ON/OFF -

      OK: 

      Indicator light comes on/goes off. 

    NG: REPLACE COMBINATION METER ASSEMBLY 

    OK: Go to Next Step 

  2. READ VALUE ON INTELLIGENT TESTER 
    1. Connect the intelligent tester to the DLC3.
    2. Turn the ignition switch on and turn the intelligent tester main switch on.
    3. Check the DATA LIST for proper functioning of the CRUISE main indicator light.

      ECM (Cruise control): 

      NORMAL CONDITION TABLE

      Item Measurement Item/Display (Range) Normal Condition Diagnostic Note
      CCS INDICATOR M Cruise indicator signal (Main CPU)/ON or OFF ON: "CRUISE" on
      OFF: "CRUISE" off
      -

      OK: 

      When the cruise control main switch is operated, the display changes as shown above. 

    NG: REPLACE ECM 

    OK: PROCEED TO NEXT CIRCUIT INSPECTION SHOWN IN PROBLEM SYMPTOMS TABLE