WARNING
Listed below are the system limitations for the Driver Attention Alert system. Failure to operate the vehicle in accordance with these system limitations could result in serious injury or death.
The Driver Attention Alert system may not operate properly and may not provide an alert in the following conditions:
The Driver Attention Alert system will not provide an alert in the following conditions:
System malfunction

If the Driver Attention Alert system malfunctions, the system warning message will appear in the vehicle information display and the function will be stopped automatically.
Action to take
Stop the vehicle in a safe location, place the vehicle in P (Park) position, turn the engine off and restart the engine. If the system warning message continues to appear, have the system checked. It is recommended that you visit a NISSAN dealer for this service.
How to enable/disable the Driver Attention Alert system
Break-in scheduleC1143, C1144 steering angle sensor
Description
The steering angle sensor detects the rotation amount, angular velocity and
direction of the steering wheel,
and transmits the data to the ABS actuator and electric unit (control unit) via
CAN communication.
DTC Logic
DTC DETECTION LOGIC
DTC CONFIRMATION PROCEDURE
1.CHECK ...
P1564 ASCD steering switch
Description
ASCD steering switch has variant values of electrical resistance for each
button. ECM reads voltage variation
of switch, and determines which button is operated.
Refer to EC-68, "System Diagram" for the ASCD function.
DTC Logic
DTC DETECTION LOGIC
NOTE:
If DTC P156 ...
A-bag branch line circuit
Diagnosis Procedure
WARNING:
Always observe the following items for preventing accidental
activation.
Before servicing, turn ignition switch OFF, disconnect battery negative
terminal, and wait 3 minutes or more. (To discharge backup capacitor.)
Never use unspecified tester or other measu ...