LEMON Manuals: Even more car manuals for everyone
Home >> Lexus >> 2012 >> RX 350 AWD >> Repair and Diagnosis >> Accessories & Equipment >> Gauges & Instrument Panels >> Meter / Gauge / Display (Diagnostic Codes & Symptom Tests) >> Meter / Gauge System >> On-Vehicle Inspection >> On-Vehicle Inspection

On-Vehicle Inspection

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

        Chassis Dynamometer Indication (mph) Acceptable Range (mph)
        20 20.0 to 23.0
        40 40.0 to 43.5
        60 60.0 to 64.0
        80 80.0 to 84.5
        100 100.0 to 105.0
        120 120.0 to 125.5
        140 140.0 to 146.0
        REFERENCE: KM/H (FOR CANADA)

        Chassis Dynamometer Indication (km/h) Acceptable Range (km/h)
        20 17.5 to 21.5
        40 38.0 to 42.0
        60 58.0 to 63.0
        80 78.0 to 84.0
        100 98.5 to 104.5
        120 119.0 to 125.0
        140 139.0 to 146.0
        160 159.0 to 167.0
        180 179.0 to 188.0
        200 199.0 to 209.0
        220 219.0 to 230.0
        240 239.0 to 251.0
        REFERENCE: KM/H (FOR OTHER COUNTRIES)

        Chassis Dynamometer Indication (km/h) Acceptable Range (km/h)
        20 21.0 to 25.0
        40 41.7 to 46.2
        60 62.7 to 67.2
        80 83.4 to 88.4
        100 104.3 to 109.3
        120 125.1 to 130.6
        140 145.8 to 151.8
        160 166.2 to 173.2
        180 186.9 to 194.5
        200 207.7 to 215.7
        220 228.4 to 236.8
        240 249.2 to 258.0
        NOTE:

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

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

        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 the Techstream, and start the engine.
    2. Compare the test results with the tachometer indications.
      DC 13.5 V, AT 25°C (77°F)

      Techstream 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 Problem Symptoms Table. Refer to PROBLEM SYMPTOMS TABLE .

  3. INSPECT HEADUP DISPLAY 

    HINT: 

    When the headup display position or illuminance has not adjusted properly, headup display may not be seen in the front glass. Before starting following inspection, confirm the headup display position and illuminance.

    1. Turn the engine switch off.
    2. Turn the engine switch on (IG) while pressing and holding the headup display on switch.
    3. Keep pressing the headup display on switch and turn the engine switch off.
    4. Keep pressing the headup display on switch and turn the engine switch on (IG).
    5. The headup display will show "TEST MODE".
    6. Inspect the headup display as shown in the illustration.
      Fig 1: Headup Display
      GTY349424Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    7. Turn the engine switch off to finish test mode.