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Noise, Vibration and Harshness (NVH) =NCSU0004 NVH TROUBLESHOOTING CHART NCSU0004S01 Use the chart below to help you find the cause of the symptom. If necessary, repair or replace these parts. Reference page — — — SU-9, 21 SU-6 — — — — — — — — — ST -5 Possible Cause Improper installation, looseness Shock absorber deformation, damage or deflection Bushing or mounting deterioration Parts interference Spring fatigue Suspension looseness Incorrect wheel alignment Stabilizer bar fatigue Out-of-round Imbalance Incorrect air pressure Uneven tire wear Deformation or damage Non-uniformity Incorrect tire size DRIVE SHAFT AXLE SUSPENSION TIRES ROAD WHEEL BRAKES STEERING Symptom SUSPENSION Noise × × × × × × × × × × × × Shake × × × × × × × × × × × Vibration × × × × × × × × × Shimmy × × × × × × × × × × Judder × × × × × × × × Poor quality × × × × × × × × × × TIRES Noise × × × × × × × × × × × × × Shake × × × × × × × × × × × × × Vibration × × × × × × Shimmy × × × × × × × × × × × × × Judder × × × × × × × × × × × × Poor quality × × × × × × × × × × ROAD WHEEL Noise × × × × × × × × × × Shake × × × × × × × × × × Shimmy, × × × × × × × × × Poor quality × × × × × × × × : Applicable GI MA EM LC EC FE CL MT AT AX BR ST RS BT HA SC EL IDX FRONT SUSPENSION Noise, Vibration and Harshness (NVH) Troubleshooting SU-3 |