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Home >> Lexus >> 2008 >> LX 570 >> 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 SPECIFICATION

    Indicator/Warning Light Switch Condition Specified Condition
    ABS warning light Engine switch off → on (IG) Comes on for 3 seconds
    SUP indicator light
    RSCA OFF indicator light
    TIRE PRESSURE indicator light
    ACCESS MODE indicator light
    CRAWL indicator light
    PCS indicator light(1)
    AFS OFF indicator light
    BRAKE warning light
    SRS warning light Engine switch off → on (IG) Comes on for 6 seconds
    CHARGE warning light Engine switch off → on (IG) Illuminates when engine switch is turned on (IG). Turns off when engine is started
    MIL
    (1) 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.

      Reference 

      for mph 

      STANDARD RANGE REFERENCE

      Standard Indication Acceptable Range
      20 mph 19.5 to 22 mph
      40 mph 39.5 to 42.5 mph
      60 mph 59.5 to 63 mph
      80 mph 80.5 to 84.5 mph
      100 mph 100.5 to 105.5 mph
      120 mph 120.5 to 126 mph
      140 mph 141 to 147 mph

      for km/h 

      STANDARD RANGE REFERENCE

      Standard Indication Acceptable Range
      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 121 to 125 km/h
      140 km/h 141 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

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

      NOTE: Do not use worn, under inflated or overinflated tires, as the speedometer reading will be inaccurate.
    2. Check the deflection width of the speedometer indicator.

      Reference: Within 0.3° 

  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) 

    STANDARD RANGE REFERENCE

    Standard Indication (RPM) Acceptable Range Data in () is for reference
    700 630 to 770
    1000 (900 to 1100)
    2000 (1850 to 2150)
    3000 2800 to 3200
    4000 (3800 to 4200)
    5000 4800 to 5200
    6000 (5750 to 6250)

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

  4. INSPECT METER/GAUGE 
    1. Connect the Techstream to the DLC3.
    2. Perform Active Test (See DTC CHECK / CLEAR ).

      OK: Each meter/gauge needle indication is normal. 

  5. INSPECT WARNING/INDICATOR LIGHT 
    1. Connect the Techstream to the DLC3.
    2. Perform Active Test (See DTC CHECK / CLEAR ).

      OK: Each warning/indicator light turns on and off using the Techstream. 

  6. INSPECT ENGINE OIL LEVEL WARNING 
    1. Turn the engine switch on (IG) 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.
    2. Disconnect the engine oil level sensor connector for 40 seconds or more.
    3. Turn the engine switch on (IG) and check the multi-information display.

      OK: Low engine oil level message is displayed. 

  7. INSPECT MULTI-INFORMATION DISPLAY 
    1. Connect the Techstream to the DLC3.
    2. Perform Active Test (See DTC CHECK / CLEAR ).

      HINT:

      If this Active Test is being performed and the engine switch is turned off and then on (IG), the A/T and ODO/TRIP display background may turn white. If this occurs, end the Active Test and turn the engine switch off.

      OK: All dots in the multi-information display turn on and off using the Techstream. 

Fig 1: Identifying A/T And ODO/TRIP Display
G05765395Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002