WT
N
O P
NOISE, VIBRATION AND HARSHN
ESS (NVH) TROUBLESHOOTING
NVH Troubleshooting Chart INFOID:0000000004307315
Use the chart below to help you find t he cause of the symptom. If necessary, repair or replace these parts.
× : Applicable
Reference pageFAX-6WT-6WT-7WT-27WT-6WT-7WT-27WT-27
FAX-5, "
NVH Troubleshooting Chart
",
FSU-6, "
NVH Troubleshooting Chart
"
RAX-4, "
NVH Troubleshooting Chart
",
RSU-5, "
NVH Troubleshooting Chart
"
Refer to TIRES in this chart
Refer to ROAD WHEELS in this chart
FAX-5, "
NVH Troubleshooting Chart
"
BR-5, "
NVH Troubleshooting Chart
"
PS-5, "
NVH Troubleshooting Chart
" Possible cause and SUSPECTED PARTS
Improper installation, looseness
Out-of-round
Imbalance
Incorrect tire pressure
Uneven tire wear
Deformation or damage
Non-uniformity
Incorrect tire size
FRONT AXLE AND FRONT SUSPENSION
REAR AXLE AND REAR SUSPENSION
TIRES
ROAD WHEELS
DRIVE SHAFT
BRAKE
STEERING
Symptom TIRES Noise
× × × × × × × × × × × × ×
Shake × × × × × × × × × × × × ×
Vibration × × × × × ×
Shimmy × × × × × × × × × × × × ×
Shudder × × × × × × × × × × × ×
Poor quality ride
or handling × × × × × × × × × ×
ROAD WHEELS Noise
× × × × × × × × × ×
Shake × × × × × × × × × ×
Shimmy, Shud-
der × × × × × × × × ×
Poor quality ride
or handling × × × × × × ×
WT
N
O P
SERVICE DATA AND SPECIFICATIONS (SDS)
Road Wheel INFOID:0000000004307342
Tire INFOID:0000000004307343
Unit: kPa (kg/cm 2
, psi)
Standard item
Allowable
Aluminum Steel
Maximum radial runout limit Lateral deflection Less than 0.3 mm (0.012 in) Less than 0.5 mm (0.020 in)
Radial deflection Less than 0.3 mm (0.012 in) Less than 0.8 mm (0.031 in)
Maximum allowable unbalance Dynamic
(At rim flange) Less than 5 g (0.18 oz) (one side)
Static
(At rim flange) Less than 10 g (0.35 oz)Tire size/speed rating
Cold tire pressure
Conventional tire Spare tire
Front wheel Rear wheel
P185/65R14 230 (2.3, 33) 230 (2.3, 33) —
P185/65R15 230 (2.3, 33) 230 (2.3, 33) —
T125/70D15 — — 420 (4.2, 60)
