System Description: Speedometer
WARNING: This page is about a different car, the 2008 Infiniti M45 and 2008 Infiniti M35. However, it is still accessible from the selected car via links, so may be relevant.
The speedometer indicates the vehicle speed.
- ABS actuator and electric unit (control unit) converses a pulse signal from wheel sensor to vehicle speed signal, and transmit vehicle speed signal to unified meter and A/C amp. with CAN communication.
- Unified meter and A/C amp. transmits vehicle speed signal to combination meter with communication line.
- Combination meter converses vehicle speed signal to the angle signal, and commands to speedometer.