System Description: Speedometer
WARNING: This page is about a different car, the 2005 Nissan 350Z. However, it is still accessible from the selected car via links, so may be relevant.
VDC/TCS/ABS control unit [with VDC system] or ABS actuator and electric unit (control unit) [without VDC system] provides a vehicle speed signal to the unified meter and A/C amp. with CAN communication line. After unified meter and A/C amp. received the vehicle speed signal, it changes the signal to 8 pulse signal to the combination meter for speedometer.