September 30: LEMON manuals is back up on a temporary server! Slowness is possible
System Description: Speedometer
WARNING: This page is about a different car, the 2007 Nissan Quest. However, it is still accessible from the selected car via links, so may be relevant.
ABS actuator and electric unit (control unit) provides a vehicle speed signal to the combination meter via CAN communication lines.
Courtesy of NISSAN MOTOR CO., U.S.A.