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: Cleaning interior
Occasionally remove loose dust from the
interior trim, plastic parts and seats using a
vacuum cleaner or soft bristled brush. Wipe
the vinyl and leather (if so equipped) surfaces
with a clean, soft cloth dampened in
mild soap solution, then wipe clean with a
dry, soft cloth.
Regular care and cleani ...
Moving Object Detection (MOD)
(if so equipped)
CAMERA button
WARNING
Failure to follow the warnings and instructions
for proper use of the Moving
Object Detection (MOD) system could
result in serious injury or death
The MOD system is not a substitute
for proper vehicle operation and is
not designed to prevent contact with
objects surrou ...
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