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:
Turn signal and hazard warning
lamp system
Wiring Diagram - Coupe
Wiring Diagram - Sedan
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AMP On signal circuit
Description
When the audio system is turned on, a voltage signal is supplied from the AV
control unit to the BOSE speaker
amp. When this signal is received, the BOSE speaker amp. will turn on.
Diagnosis Procedure
1.CHECK AMP ON SIGNAL (BOSE SPEAKER AMP)
1. Turn audio system ON.
2. Check v ...
Refrigeration system
HFC-134a (R-134a) Service Procedure
SETTING OF SERVICE TOOLS AND EQUIPMENT
WARNING:
Avoid breathing the A/C refrigerant and oil vapor or mist. Exposure may irritate
eyes, nose, and throat.
Remove the HFC-134a (R-134a) from the A/C system using certified service
equipment meeting the
requ ...