Trouble diagnosis for unusual pressure
Diagnose using a manifold gauge whenever system’s high and/or low side pressure(s) is/are unusual. The marker above the gauge scale in the following tables indicates the standard (usual) pressure range. Refer to above table (Ambient air temperature-to-operating pressure table) since the standard (usual) pressure, however, differs from vehicle to vehicle.
Symptom table


Heater and air conditioning system symptoms
NoiseSpecial Service Tool
The actual shapes of Kent-Moore tools may differ from those of special
service tools illustrated here.
CAUTION:
Every time the vehicle is lifted up, maintain the complete vehicle
curb condition.
Since the vehicle's center of gravity changes when removing main
parts on the front si ...
NISSAN Voice Recognition System (if so
equipped)
The NISSAN Voice Recognition system allows
hands-free operation of the systems equipped on
this vehicle, such as the phone and navigation
systems.
To operate NISSAN Voice Recognition, press
the button located on the steering
wheel.
When prompted, speak the command for the
system you wi ...
P0441 EVAP Control system
DTC Logic
DTC DETECTION LOGIC
NOTE:
If DTC P0441 is displayed with other DTC such as P2122, P2123, P2127,
P2128 or P2138, first perform
trouble diagnosis for other DTC.
In this evaporative emission (EVAP) control system, purge flow occurs during
non-closed throttle conditions.
Purge volu ...