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Home › Lexus › 2008 › LS 600hL › Repair and Diagnosis › Electrical › Gauges › Meter › Meter / Gauge System › Operation Check

Operation Check

  1. INSPECT INDICATOR/WARNING LIGHT 
    1. Check the following indicators and warning lights.
    SWITCH CONDITION SPECIFIED CONDITION CHART

    Indicator/Warning light Switch Condition Specified Condition
    HEIGHT HIGH indicator light Power switch OFF → ON (IG) Comes on for 2 seconds
    TEMS SPORT indicator light
    TEMS COMFORT indicator light
    ABS warning light Power switch OFF → ON (IG) Comes on for 3 seconds
    Engine coolant temperature warning light
    Master warning light
    PARK warning light
    Brake warning light / red (malfunction)
    AFS OFF indicator light
    Brake warning light / yellow (minor malfunction)
    PCS warning light*
    EPS warning light
    SRS warning light Power switch OFF → ON (IG) Comes on for 6 seconds
    CHARGE warning light Power switch OFF → ON (IG) Comes on moment power switch turns ON (IG)
    Brake hold standby indicator light
    Brake hold operated indicator light
    SLIP indicator light
    MIL

    HINT:

    *. w/ Pre-collision system
  2. INSPECT SPEEDOMETER 
    1. Using a speedometer tester, check that the speedometer reading is within the allowable range shown in the table below. Also, check for proper operation of the odometer

      for mph 

      INDICATION TABLE RANGE CHART

      Standard Indication Acceptable Range
      20 mph 20 to 23.0 mph
      40 mph 40 to 43.5 mph
      60 mph 60 to 64.0 mph
      80 mph 80 to 84.5 mph
      100 mph 100 to 105 0 mph
      120 mph 120 to 125 5 mph
      140 mph 140 to 146.0 mph

      for km/h 

      INDICATION TABLE RANGE CHART

      Standard Indication Acceptable Range Data in ( ) is for reference
      20 km/h (17.5 to 21.5 km/h)
      40 km/h 38 to 42 km/h
      60 km/h 58 to 63 km/h
      80 km/h 78 to 84 km/h
      100 km/h 98.5 to 104.5 km/h
      120 km/h 119 to 125 km/h
      140 km/h 139 to 146 km/h
      160 km/h 159 to 167 km/h
      180 km/h 179 to 188 km/h
      200 km/h 199 to 209 km/h
      220 km/h 219 to 230 km/h
      240 km/h 239 to 251 km/h
      NOTE: Do not use worn, under inflated or over inflated tires, as the speedometer reading will be inaccurate.
    2. Check the deflection width of the speedometer indicator

    Reference: 

    0.5 km/h (0.3 mph) 

  3. INSPECT TACHOMETER 
    1. Connect a tune-up tachometer, and start the engine
    2. Compare the test results with the tachometer indicator

    DC 13.5 V at 25°C (77°F) 

    INDICATION TABLE RANGE CHART

    Standard indication (RPM) Acceptable range Data in ( ) is for reference
    700 560 to 840
    1000 (800 to 1100)
    2000 (1850 to 2150)
    3000 2800 to 3200
    4000 (3800 to 4200)
    5000 4800 to 5200
    6000 (5750 to 6250)
    7000 6700 to 7600
    8000 (7400 to 8600)

    If the result is not as specified, the speedometer may have a malfunction

  4. INSPECT ENGINE OIL PRESSURE WARNING 
    1. Disconnect the connector from the engine oil pressure switch
    2. Turn the power switch ON (IG)
    3. Ground the terminal of the wire harness side connector for 10 seconds or more, then check the low oil pressure warning light

    OK: Oil pressure warning message comes on. 

  5. INSPECT ENGINE OIL LEVEL WARNING 
    1. Set the vehicle to "AWD Maintenance Mode" (see INSPECTION MODE PROCEDURE )
    2. Turn the power switch ON (READY) and warm up the engine at an engine speed of 2000 RPM or less until the coolant temperature reaches approximately 80°C(176°F) or more
    3. Disconnect the engine oil level sensor connector for 40 seconds or more
    4. Turn the power switch ON (IG), and check the multi-information display

    OK: Low engine oil level message is displayed. 

  6. INSPECT MULTI-INFORMATION DISPLAY 
    1. The multi-information display test is available in "ACTIVE TEST" or "Active Test" (see DATA LIST / ACTIVE TEST )
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