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: Brake fluid
For additional information on brake fluid
specification, see "Recommended fluids/
lubricants and capacities".
WARNING
Use only new fluid from a sealed container.
Old, inferior or contaminated
fluid may damage the brake system.
The use of improper fluids can damage
the brake system and affect ...
Intelligent Driver Alertness (I-DA)
system limitations
WARNING
Listed below are the system limitations
for the I-DA system. Failure to operate
the vehicle in accordance with these
system limitations could result in serious
injury or death.
The I-DA system may not operate
properly and may not provide an
alert in the following conditions:
Poor road ...
How to enable/disable the Steering
Assist
Steering-wheel-mounted control (left)
Vehicle information display
Steering Assist switch
Use the following methods to enable or
disable the Steering Assist.
Steering Assist switch:
To turn the Steering Assist on or off, push
the Steering Assist switch 3 on the instrument
panel.
NOTE:
When th ...
Preparation
On-vehicle maintenance