During the normal day-to-day operation of the vehicle, general maintenance should be performed regularly as prescribed in this section. If you detect any unusual sounds, vibrations or smells, be sure to check for the cause or have a NISSAN dealer do it promptly. In addition, it is recommended that you visit a NISSAN dealer if you think that repairs are required.
When performing any checks or maintenance work, closely observe the "Maintenance precautions" in the "Do-it-yourself" section of this manual.
Explanation of general maintenance items
Additional information on the following items with " * " is found in the "Do-ityourself" section of this manual.
Where to go for service
Outside the vehiclePositive crankcase ventilation
   	Description
This system returns blow-by gas to the intake manifold.
The positive crankcase ventilation (PCV) valve is provided to conduct crankcase 
blow-by gas to the intake 
manifold.
During partial throttle operation of the engine, the intake manifold sucks the 
blow-by gas via the  ...
   	
B1XXX air bag diagnosis sensor unit
   	Description
DTC B1XXX AIR BAG DIAGNOSIS SENSOR UNIT
The air bag diagnosis sensor unit will run self diagnostics when the ignition 
switch is turned ON. It has thepotential to set many diagnostic trouble 
codes which will conform to the B1XXX format, but will not match anyother 
SRS diagnostic t ...
   	
Subwoofer AMP
   	Removal and Installation
	Subwoofer amp. and bracket 
	Subwoofer amp. bracket screws
REMOVAL
	Disconnect the battery negative terminal. Refer to PG-67, "Removal 
	and Installation (Battery)".
	Remove the parcel shelf finisher. Refer to INT-28, "Removal and 
	Installation". NOTE: The ...