Nissan Altima Owners Manual: Warning signals
To help prevent the vehicle from moving unexpectedly by erroneous operation of the Intelligent Key or to help prevent the vehicle from being stolen, a chime or buzzer sounds from inside and outside the vehicle and a warning is displayed in the instrument panel.
When a chime or beep sounds or a warning is displayed, be sure to check the vehicle and the Intelligent Key.
See the “Troubleshooting guide” that follows and “Vehicle information display” in the “Instruments and controls” section of this manual.
How to use the remote keyless entry function
The remote keyless entry function can operate all
door locks using the remote keyless function of
the Intelligent Key. The remote keyless function
can operate at a distance of 33 ft (10 m) away
fr ...
Troubleshooting guide
Verify the location of all Intelligent Keys that are
programmed for the vehicle. If another Intelligent
Key is in range or inside the vehicle, the vehicle
system may respond differently than expect ...
Other materials:
Intake door motor
Description
SYSTEM DESCRIPTION
Component Parts
Intake door control system components are:
• Front air control
• Intake door motor (LCU)
System Operation
The intake door control determines the intake door position based on the
position of the recirculation switch.
When the recirculati ...
P0172 fuel injection system function
DTC Logic
DTC DETECTION LOGIC
With the Air/Fuel Mixture Ratio Self-Learning Control, the actual mixture
ratio can be brought closely to the
theoretical mixture ratio based on the mixture ratio feedback signal from the
A/F sensors 1. The ECM calculates
the necessary compensation to correct t ...
P0506 ISC System
Description
The ECM controls the engine idle speed to a specified level through the fine
adjustment of the air, which is let
into the intake manifold, by operating the electric throttle control actuator.
The operating of the throttle valve is
varied to allow for optimum control of the engine ...