LEMON Manuals: Even more car manuals for everyone
Home >> Lexus >> 2010 >> IS 250 RWD, Standard >> Repair and Diagnosis >> Accessories & Equipment >> Gauges & Instrument Panels >> Meter (Diagnostics) >> Meter / Gauge System >> On-Vehicle Inspection >> On-Vehicle Inspection

On-Vehicle Inspection

  1. INSPECT SPEEDOMETER 
    1. Check the operation.
      1. Using a speedometer tester (calibrated chassis dynamometer), check the speedometer indication according to the table below.
        REFERENCE: MPH (U.S.A.)

        Chassis dynamometer indication Acceptable range
        20 mph 20.0 to 23.0 mph
        40 mph 40.0 to 43.5 mph
        60 mph 60.0 to 64.0 mph
        80 mph 80.0 to 84.5 mph
        100 mph 100.0 to 105.0 mph
        120 mph 120.0 to 125.5 mph
        140 mph 140.0 to 146.0 mph
        REFERENCE: KM/H (EXCEPT U.S.A.)

        Chassis dynamometer indication Acceptable range
        Data in ( ) is for reference
        20 km/h (17.5 to 21.5 km/h)
        40 km/h 38.0 to 42.0 km/h
        60 km/h 58.0 to 63.0 km/h
        80 km/h 78.0 to 84.0 km/h
        100 km/h 98.5 to 104.5 km/h
        120 km/h 119.0 to 125.0 km/h
        140 km/h 139.0 to 146.0 km/h
        160 km/h 159.0 to 167.0 km/h
        180 km/h 179.0 to 188.0 km/h
        200 km/h 199.0 to 209.0 km/h
        220 km/h 219.0 to 230.0 km/h
        240 km/h 239.0 to 251.0 km/h
        NOTE:

        Tire wear as well as over or under inflation will cause errors.

      2. Check the deviation from the acceptable range of the speedometer indication.

        Reference

        Less than 0.5 km/h (0.3 mph)

        HINT: 

        If the indication is not as specified, go to problem symptoms table . Refer to PROBLEM SYMPTOMS TABLE .

  2. INSPECT TACHOMETER 
    1. Connect a tune-up tachometer, and start the engine.
    2. Compare the test results with the tachometer indications.
      DC 13.5 V, AT 25°C (77°F)

      Chassis dynamometer 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)
      7000 6700 to 7300
      8000 (7700 to 8300)

      HINT: 

      If the indication is not as specified, go to the problem symptoms table . Refer to PROBLEM SYMPTOMS TABLE .

  3. INSPECT ENGINE OIL PRESSURE SWITCH 
    1. Disconnect the connector from the engine oil pressure switch.
    2. Engine switch on (IG).
    3. Ground the terminal of the wire harness side connector, then check the low oil pressure warning light.

      OK

      Oil pressure warning light comes on.

      HINT: 

      If the warning message is not displayed, go to the problem symptoms table . Refer to PROBLEM SYMPTOMS TABLE .

  4. INSPECT ENGINE OIL LEVEL SENSOR 
    1. Disconnect the engine oil level sensor connector.
    2. Engine switch on (IG), and check the multi-information display.

      OK

      "LOW ENGINE OIL LEVEL" message is displayed.

      HINT: 

      If the warning message is not displayed, go to the problem symptoms table . Refer to PROBLEM SYMPTOMS TABLE .

  5. INSPECT MULTI-INFORMATION DISPLAY 
    1. Engine switch off.
      Fig 1: View Of Multi-Information Display
      GTY150964Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    2. Press the "DISP" button and hold it down.
    3. Engine switch on (IG).

      OK

      All the dots in the multi-information display come on.

      HINT: 

      This test is also available on "Data List / Active Test" . Refer to DATA LIST / ACTIVE TEST .

    4. Engine switch off to finish this test mode.

      HINT: 

      If the result is not as specified, replace the combination meter assembly.

scientia non olet · About LEMON Manuals