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: Controls
Fan speed control dial
The fan speed control dial turns
the
fan on and off and controls fan speed.
Air flow control buttons
The air flow control buttons allow you to
select the air flow outlets.
- Air flows from center and side
vents.
- Air flows from center and side
vents and foot outlets.
- Air ...
2.5L 4 cylinder (PR25DD engine model)
The following shows the maintenance
schedule.
Choose the maintenance schedule
needed based on your vehicle driving
conditions.
After 120,000 miles (192,000 km)/144
months, continue maintenance at the
same mileage/time interval.
5,000 miles/(8,000 km)/6 months
Perform at number of miles, kilometers ...
Passenger compartment
Power moonroof (if so equipped)
Sun visors
Interior lights
HomeLink Universal Transceiver (if so
equipped)
Rearview mirror
Glove box
Cup holders
Console box
Rear armrest
Cup holders
Refer to the page number indicated in
parentheses for operating details.
Instrument panel
Vents
...