B272914 Better — Nissan

NS-3 is better. If your vehicle requires NS-3 (check the dipstick or owner’s manual), you must use NS-3. The NS-3 fluid has a lower viscosity and different friction modifiers designed to reduce drag on the engine, improving MPG. Using NS-2 in an NS-3 car can result in sluggish acceleration, overheating, and potential belt slippage because the fluid is too thick for the tighter tolerances of the newer transmission.

Below is a draft article addressing why addressing this specific "B2729-14" issue can make your driving experience better and how to handle it. nissan b272914 better

The code in Nissan vehicles typically indicates a circuit issue with the Rear Sonar Sensor (specifically the rear right corner sensor). The "-14" suffix generally points to an open circuit, meaning the connection between the sensor and the control module is broken or disconnected. Common Causes and Fixes NS-3 is better