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Tire And Wheel System: Inspection

  1. INSPECT TIRES 
    1. Check the tires for wear and proper inflation pressure.

      Cold tire inflation pressure 

      INFLATION PRESSURE

      Tire Size Specified Value kPa (kgf/cm2 , psi)
      Front Rear
      205/55R16 89W  240 (2.4, 35)  260 (2.6, 38) 
      225/45R17 91V 
      225/45R17 90W (1) 240 (2.4, 35) 
      245/45R17 95W (2) 260 (2.6, 38) 
      225/45R17 95V (1) 240 (2.4, 35) 
      245/45R17 95V (2) 260 (2.6, 38) 
      225/40R18 88Y (1) 240 (2.4, 35) 
      255/40R 18 95Y (2) 260 (2.6, 38) 
      (1) Only for front tires
      (2) Only for rear tires
    2. Using a dial indicator, check the runout of tires.

      Tire runout: 

      1.0 mm (0.039 in.) or less 

      Fig 1: Checking Runout Of Tires
      G04047476Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  2. ROTATE TIRES 

    HINT:

    • If the rotating direction of the tires is specified, rotate the tires as shown in Fig 2.
    • 2WD models with 17-inch tires or 18-inch tires cannot be rotated.
      Fig 2: Tires Rotating Procedure
      G04047477Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  3. INSPECT WHEEL BALANCE 
    1. Check and adjust the off-the-car balance.
      Fig 3: Inspecting Wheel Balance
      G04047478Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    2. If necessary, check and adjust the on-the-car balance.

      Imbalance after adjustment: 

      8.0 g (0.018 lb.) or less. 

      HINT:

      In the case of 16-inch wheels, balance weight should be installed by tapping.

      Fig 4: Adjusting On Car Balance
      G04047479Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      NOTE:
      • Remove dirt, oil and water from the surface where the balance weight is to be adhered with a cleaning detergent.
      • Do not touch the sticking surface of the tape.
      • Adhere the sticking type balance weight to the flat position shown in Fig 4.
      • Push the balance weight securely with a finger to adhere it to the position.
      • Do not reuse a balance weight.
      • Please use the LEXUS genuine sticking type balance weight.
  4. INSPECT FRONT AXLE DEVIATION AND BACKLASH 

    HINT:

    (See ON-VEHICLE INSPECTION FOR FRONT AXLE, ON-VEHICLE INSPECTION FOR REAR AXLE)

  5. INSPECT REAR AXLE DEVIATION AND BACKLASH 

    HINT:

    (See ON-VEHICLE INSPECTION FOR FRONT AXLE, ON-VEHICLE INSPECTION FOR REAR AXLE)