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: RearView Monitor (if so equipped)
CAMERA or DISP button
WARNING
Failure to follow the warnings and instructions
for proper use of the Rear-
View Monitor system could result in
serious injury or death.
RearView Monitor is a convenience
feature and is not a substitute for
proper backing. Always turn and look
out the windo ...
Operating ProPILOT Assist
Push the ProPILOT Assist switch A. This
turns on the ProPILOT Assist system.
A screen is displayed for a period of time
that indicates the status of the driving
aid functions.
AEB with Pedestrian Detection, LDW,
and BSW are enabled when the specified
driving aid is shaded.
I-LI is ...
I-LI system limitations
WARNING
Listed below are the system limitations
for the I-LI system. Failure to follow the
warnings and instructions for proper
use of the I-LI system could result in
serious injury or death.
The I-LI system may activate if you
change lanes without first activating
your turn signal or, for examp ...
Preparation
On-vehicle maintenance