文档介绍：TIRE AND WHEEL – TIRE AND WHEEL SYSTEM TW–1
TIRE AND WHEEL SYSTEM
PRECAUTION
1. REMOVAL AND INSTALLATION OF THE TIRE
PRESSURE WARNING VALVE SUB-ASSEMBLY
(a) When installing a tire, make sure that the tire
pressure warning valve sub-assembly does not
interfere with the tire bead in order to prevent
damage to the tire pressure warning valve sub-
assembly.
(b) pleting the operation, remove the valve
core to rapidly release the air in the tire and check
that the warning es on. If the warning light
does e on, the system may be defective.
(c) If there is air leakage, tighten the nut to a torque of
N*m (41 kgf*cm, 35 in.*lbf) and push the valve
core 2 or 3 times to remove any dirt attached to the TW
valve core. If air continues to leak, replace the
grommet, washer, and nut.
(d) When installing the tire pressure warning valve sub-
assembly, check whether the rim, grommet, washer,
and nut are clean. Use a manufacturer-specified
cap.
(e) When putting air into the tire, first install the tire
pressureREPAIR valve straight onto the stem of the tire
pressure warning valve sub-assembly.
2. TIRE AND WHEEL REPLACEMENT
(a) If replacing a tire, be sure to check the grommet of
the tire valve for damage. If the grommet is
damaged, replace the grommet, washer, and the
nut.
(b) If tires and wheels are replaced, register the
transmitter ID (see page TW-15).
TOYOTA
TW–2 TIRE AND WHEEL – TIRE AND WHEEL SYSTEM
HOW TO PROCEED WITH
TROUBLESHOOTING
1. DIAGNOSIS OF TIRE VIBRATION
(a) Inspection procedure
Check that the wheel
NG NG
nuts are fully tightened. Repair
Inspect bearing looseness.
OK
Inspect axle hub runout. Repair tire(s).
TW
OK
OK
Return the vehicle
REPAIRto the customer.
OK
Check tire pressure. Check wheel balance.
OK
NG NG
Inspect bearing looseness.
NG
Adjustment Adjustment Inspect axle hub runout. Repair
TOYOTA
NG
OK
Check wheel balance.