Nissan Altima 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
Preparation
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:
Towing recommended by NISSAN
NISSAN recommends that your vehicle be towed
with the driving (front) wheels off the ground or
place the vehicle on a flat bed truck as illustrated.
CAUTION
● Never tow Continuously Variable Transmission
(CVT) models with the front
wheels on the ground or four wheels on
the ground ( ...
Steering wheel
Inspection
INSTALLATION CONDITION
• Check installation conditions of steering gear assembly, front suspension
assembly, axle and steering column
assembly.
• Check if movement exists when steering wheel is moved up and down, to the left
and right and to the axial
direction.
Steering w ...
On board diagnostic (OBD) System
Diagnosis Description
INTRODUCTION
The ECM has an on board diagnostic system, which detects malfunctions related
to engine sensors or actuators.
The ECM also records various emission-related diagnostic information including:
The above information can be checked using procedures listed in ...
