Your NISSAN vehicle is covered by the following emission warranties:
For USA
1. Emission Defects Warranty
2. Emissions Performance Warranty
Details of this warranty may be found with other vehicle warranties in your Warranty Information Booklet which comes with your NISSAN vehicle.
If you did not receive a Warranty Information Booklet, or it is lost, you may obtain a replacement by writing to:
Consumer Affairs Department P.O. Box 685003 Franklin, TN 37068-5003
For Canada
Emission Control System Warranty
Details of this warranty may be found with other vehicle warranties in your Warranty Information Booklet which comes with your NISSAN vehicle.
If you did not receive a Warranty Information Booklet, or it is lost, you may obtain a replacement by writing to:
5290 Orbitor Drive Mississauga, Ontario, L4W 4Z5
Uniform tire quality gradingDOT (Department of Transportation) Quality Grades: All passenger car tires must conform to federal safety requirements in addition to these grades. Quality grades can be found where applicable o ...

For USA If you believe that your vehicle has a defect which could cause a crash or could cause injury or death, you should immediately inform the National Highway Traffic Safety Administration (N ...
P0977 Shift solenoid B
DTC Logic
DTC DETECTION LOGIC
DTC
Trouble diagnosis name
DTC detection condition
Possible causes
P0977
Shift Solenoid B Control Circuit
High
The following diagnosis conditions
are met, and the TCM low
clutch solenoid valve current
monitor reading is 200 ...
U0140 Lost communication (BCM)
Description
CAN (Controller Area Network) is a serial communication line for real-time
application. It is an on-vehicle multiplex
communication line with high data communication speed and excellent malfunction
detection ability.
Many electronic control units are equipped onto a vehicle, and ...