Toyota Supra 1990 Manual page 26

MA-10 MAINTENANCE - Maintenance Operations
MA0398
MA0598
(d) Settle the parking brake shoes and drum. When per-
forming the road test in item 23, do the following:
• Drive the vehicle at approx. 30 mph (50 km/h) on
a safe, level and dry road.
• With the parking brake release button pushed in,
pull on the lever with 9 kg (20 Ib, 88 N) of force.
• Drive the vehicle for approx. 1/4 mile (400 meters)
in this condition.
• Repeat this procedure 2 or 3 times.
• Check parking lever travel.
If necessary, adjust the parking brake.
CHASSIS
16. INSPECT STEERING LINKAGE
(a) Check the steering wheel freeplay.
Maximum steering wheel freeplay: 30 mm (1.18 in.)
With the vehicle stopped and pointed straight ahead,
rock the steering wheel gently back and forth with
light finger pressure.
(b) Check the steering linkage for looseness or damage.
Check that:
• Tie rod ends do not have excessive play.
• Dust seals and boots are not damaged.
• Boot clamps are not loose.
17. INSPECT SRS AIRBAG
Visually inspect the steering wheel pad (airbag and inflater).
• Use the diagnosis check to check if there are abnor-
malities.
• Check that there are no cuts, cracks or noticeable color
changes on the surface of the steering wheel pad or in
the center groove of the pad.
• Remove the steering wheel pad from the vehicle and
check the wiring and steering wheel for damage and cor-
rosion due to rusting, etc.
If necessary, replace the steering wheel pad.
CAUTION:
• For removal and f'eplacement of the steering wheel pad,
see page SR-5 and be sure to perform the operation in
the correct order.
• Before disposing of the steering wheel pad, the airbag
must first be deployed by using an SST.
(See page AB-82)
18. INSPECT STEERING GEAR HOUSING OIL
Check the steering gear housing for oil leakage.