Nissan Altima (L32) 2007-2012 Service Manual: Function diagnosis
NOISE, VIBRATION, AND HARSHNESS
(NVH) TROUBLESHOOTING
NVH Troubleshooting - Engine Noise
1. Camshaft bearing noise
2. Piston pin noise
3. Piston slap noise
4. Main bearing noise
5. Connecting rod bearing noise
6. Drive belt noise (Sticking/Slipping)
7. Drive belt noise (Slipping)
8. Water pump noise
9. Timing chain and chain tensioner noise
10. Tappet noise
A. Valve
B. Valve mechanism
C. Rotation mechanism
D. Drive belt
E. Timing chain
Use the Chart Below to Help You Find the Cause
of the Symptom
1. Locate the area where noise occurs.
2. Confirm the type of noise.
3. Specify the operating condition of engine.
4. Check specified noise source. Repair or replace the identified part as
necessary.
A: Closely related
B: Related
C: Sometimes related —: Not related
Special Service Tool
The actual shapes of Kent-Moore tools may differ from those of special
service tools illustrated here.
Commercial Service Tool
...
Other materials: Corrosion protection
Most common factors contributing to
vehicle corrosion
Most vehicle corrosion is caused by:
The accumulation of moisture-retaining
dirt and debris in body panel sections,
cavities, and other areas.
Damage to paint and other protective
coatings caused by gravel and stone
chips or minor traffic ...
Manual shift mode (if so
equipped)
When the shift lever is in the D (Drive) position
and the drive sport mode switch is
pushed, the transmission is ready for the
manual shift mode. Shift ranges can be
selected manually by pulling the right-side
or left-side paddle shifter.
When shifting up, pull the right side paddle
shifter (+) B. ...
Brakes
If the brakes do not operate properly, have
the brakes checked. It is recommended
that you visit a NISSAN dealer for this
service.
Self-adjusting brakes
Your vehicle is equipped with self-adjusting
brakes.
The front and rear disc-type brakes self-adjust
every time the brake pedal is
applied.
WARNIN ...
Preparation
On-vehicle maintenance