Other Service Function; Wheel Radius - Toyota 8FGU15 Repair Manual

7 DISPLAY

7.2.7 Other service function

7.2.7.1 WHEEL RADIUS

GENERAL
It is necessary to input the wheel radius to the controller according to the tire radius, for optimizing the
speedometer reading. Although the wheel radius is set to the value of new tires at the time of shipment, ad-
just it whenever the tire size or type is changed according to "Wheel Radius List".
Operating Procedure
Switch (1) Switch (2)
Step 1
Step 2
Switch (3) Switch (4)
Step 3
▪ "WHEEL RADIUS" Screen
Switch (2): Reducing wheel radius
Switch (3): Increasing wheel radius
Switch (4): Entering wheel radius and returning to service
function "MASK MENU" screen.
Enter the password on the general screen to display
the service function "MASK MENU" screen.
Press switch (1) 4 times to check that "5. WHEEL
RADIUS" is selected, and press (enter) switch (4) to
display the "WHEEL RADIUS" screen.
Change the wheel radius to desired value with switch
(2) and switch (3), and press (enter) switch (4) to set
the value and return to service function "MASK
MENU" screen.
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