Operation Description
WARNING: This page is about a different car, the 2018 Nissan Titan XD and 2018 Nissan Titan. However, it is still accessible from the selected car via links, so may be relevant.
4H and 4LO Mode (In 4WD Mode)
When the vehicle is changed to 4WD mode from 2WD mode, Transfer control unit activates the motor of axle disconnect device actuator to engage the front drive shaft and the drive shaft inside the front final drive assembly.
2WD Mode
When the vehicle is changed to 2WD mode from 4WD mode, Transfer control unit activates the motor of axle disconnect device actuator to disengage the front drive shaft and the drive shaft inside the front final drive assembly.
As a result, front propeller shaft does not rotate under the influence of driven rotation from front tire in 2WD mode.