Хорошие доки о базовых принципах работы CAN шины

SSP 238 — Data Exchange On The CAN Bus I

SSP 269 — Deals with special bus systems such as the Drive Train CAN bus and the Convenience CAN bus as used by VOLKSWAGEN and AUDI.

SSP 186 "The CAN Databus" gave an initial overview of the technology

SSP 249 Engine Management of the W8 Engine in the Passat

SSP 251 — The Passat, Model Year 2001