NOISE, VIBRATION AND HARSHNESS (NVH) TROUBLESHOOTING
FAX-3
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FA X
Revision: 2006 November2007 350Z
NOISE, VIBRATION AND HARSHNESS (NVH) TROUBLESHOOTINGPFP:00003
NVH Troubleshooting ChartNDS0000P
Use chart below to help you find the cause of the symptom. If necessary, repair or replace these parts.
×: Applicable Reference page
FAX-4—
FAX-4
NVH in WT section.
NVH in WT section.
NVH in PS section.
Possible cause and SUSPECTED PARTS
Improper installation, looseness
Parts interference
Wheel bearing damage
TIRES
ROAD WHEEL
STEERING
Symptom FRONT AXLENoise×× ×××
Shake×× ×××
Vibration×× × ×
Shimmy×× ×××
Judder× ×××
Poor quality ride or handling×××××
FAX-4
FRONT WHEEL HUB AND KNUCKLE
Revision: 2006 November2007 350Z
FRONT WHEEL HUB AND KNUCKLEPFP:40202
On-Vehicle InspectionNDS0000Q
Make sure the mounting conditions (looseness, back lash) of each component and component status (wear,
damage) are normal.
WHEEL BEARING INSPECTION
Move wheel hub in the axial direction by hand. Make sure there is no looseness of wheel bearing.
Rotate wheel hub and make sure there is no unusual noise or other irregular conditions. If there are any
irregular conditions, replace wheel hub and bearing assembly.
Removal and InstallationNDS0000R
COMPONENTS
REMOVAL
1. Remove tires from vehicle with power tool.
2. Remove undercover with power tool.
3. Remove brake caliper with power tool. Hang it in a place where it will not interfere with work. Refer to BR-
26, "FRONT DISC BRAKE" .
NOTE:
Avoid depressing brake pedal while brake caliper is removed.
4. Remove disc rotor.
5. Remove wheel sensor from steering knuckle. Refer to BRC-73, "
WHEEL SENSORS" (with TCS), BRC-
128, "WHEEL SENSORS" (with VDC).
CAUTION:
Do not pull on wheel sensor harness.
6. Remove brake hose bracket from steering knuckle. Refer to BR-12, "
BRAKE TUBE AND HOSE" .
7. Remove cotter pin at steering outer socket, then loosen mounting nut.Axial end play : 0.05 mm (0.002 in) or less
1. Steering knuckle 2. Ball seat 3. Cotter pin
4. Hub cap 5. Washer 6. Splash guard
7. Wheel hub and bearing assembly
Refer to GI-11, "
Components" , for the symbols in figure
P D I A 111 7 E
