Vehicle Speed ABS
WARNING: This page is about a different car, the 2002 Volvo C70, 2001 Volvo C70, 2000 Volvo C70, 1999 Volvo C70, and 1998 Volvo C70. However, it is still accessible from the selected car via links, so may be relevant.
The ABS control module transmits a signal indicating the vehicle speed on the Control area network (CAN) from where the transmission control module retrieves the signal. The transmission control module (TCM) compares it with the signal from the transmission speed sensor.
Measurement range: 0 km/h - top speed