Rear Wheel Alignment - Mazda MX-5 1990 Workshop Manual

REAR WHEEL ALIGNMENT
Specifications (Unladed*)
Item
Total toe-in
Height from
Camber angle
center of wheel
to fender brim
mm (in)
WHEEL ALIGNMENT
R
Specifications
I
mm (in)
3
±
3 (0.12
±
0.12)
I
degree
0°18' ±18'
346-355 (13.6-14.0)
-1 °08'
±
30'
356-365 (14.0-14.4) -0°54' ± 30'
366-375 (14.4-14.8)
-0°43'
±
30'
376-385 (14.8-15.2)
-0°35' ± 30'
386-395 (15.2-15.6)
-0°30'
±
30'
* Fuel tank full; radiator coolant and engine oil at specified levels; spare tire, jack, and tools in designated positions.
05UORX-018
LEFT WHEEL
INCREASE
05UORX-019
RIGHT WHEEL
INCREASE
LEFT WHEEL
POSITIVE
05UORX-021
Toe-in
Toe-in is adjusted by turning the front and/or rear adjusting
cam bolt at the lower arm.
Caution
• Adjust the toe-in before adjusting the camber.
1. Loosen the front and/or rear cam nut.
2. Turn the front and/or rear adjusting cam bolt to provide the
correct toe-in.
Toe-in
Left wheel Right wheel
Front cam Rear cam Front cam Rear cam
Increase
Counter- Counter-
Clockwise Clockwise
clockwise clockwise
Decrease Clockwise Clockwise
Counter- Counter-
clockwise clockwise
Note
• Turning the front cam one graduation changes the
toe-in about 2.8mm (0.11 in) and the camber about
15'. Turning the rear cam one graduation changes
the toe-in about 2.8mm (0.11 in) and the camber
about 6'.
3. Adjust the camber.
Camber
Camber is adjusted by turning the front and rear cams at the
lower arm.
Caution
• Adjust the camber after adjusting the toe-in.
1. Loosen the front and rear cam nuts.
2. Turn the front and rear adjusting cam bolts the same amount
in the opposite direction to provide the correct camber
angle.
R-9