Nissan Altima 2007-2012 Service Manual: Function diagnosis
NOISE, VIBRATION, AND HARSHNESS (NVH) TROUBLESHOOTING
NVH Troubleshooting - Engine Noise
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.
If necessary, repair or replace these parts.
Preparation
Special Service Tool
The actual shapes of the Kent-Moore tools may differ from those of the
special service tools illustrated here.
Commercial Service Tool
...
Other materials:
Light reminder warning chime
System Diagram
System Description
DESCRIPTION
With ignition switch in OFF or ACC position, driver door open, and lighting
switch in 1ST or 2ND position, the
light warning chime will sound.
• BCM detects ignition switch in OFF or ACC position, door switch LH ON, and
lighting switch i ...
Cooling fan
Description
The ECM controls the cooling fan corresponding to the vehicle speed, engine
colant temperature, refrigerant
pressure, and air conditioner ON signal. The control system has 4-step control
[HIGH/MIDDLE/LOW/OFF].
COOLING FAN MOTOR
The cooling fan operates at each speed when the cur ...
AV Control unit (coupe)
Reference Value
VALUES ON THE DIAGNOSIS TOOL
CONSULT-III data monitor item
TERMINAL LAYOUT
PHYSICAL VALUES
Wiring Diagram
DTC Index
...