LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Lexus >> 2006 >> LS 430 >> Repair and Diagnosis >> Accessories & Equipment >> Cruise Control Systems >> Cruise Control System - Diagnostics >> Cruise Main Indicator Light Circuit >> Inspection Procedure
July 1: So it begins. Don't worry, this is not in the correct legal jurisdiction!

Inspection Procedure

  1. PERFORM ACTIVE TEST BY HAND-HELD TESTER 
    1. Connect the hand-held tester to the DLC3.
    2. Check the CRUISE main indicator light by using ACTIVE TEST.
    ACTIVE TEST DETAIL (COMBINATION METER ASSY)

    Item Vehicle Condition / Test Details Diagnostic Note
    CRUISE INDIC "CRUISE" indicator is ON / OFF -

    OK: Indicator light comes on/goes off. 

    NG: GO TO COMBINATION METER SYSTEM (SEE  HOW TO PROCEED WITH TROUBLESHOOTING  ) 

    OK: Go to next step 

  2. READ VALUE ON HAND-HELD TESTER 
    1. Connect the hand-held tester to the DLC3.
    2. Turn the ignition switch to the ON position and turn the hand-held tester main switch on.
    3. Select the item below in the "DATA LIST", and read the display on the hand-held tester.
    DATA LIST (CC (ECM))

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

    OK: When cruise control main switch operation is performed the standard values will be above. 

    NG: REPLACE ECM (SEE  REPLACEMENT  ) 

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