Class 2 Serial Data Line
WARNING: This page is about a different car, the 2004 Saturn Ion Red Line, 2004 Saturn Ion 3, 2004 Saturn Ion 2, and 2004 Saturn Ion 1. However, it is still accessible from the selected car via links, so may be relevant.
The class 2 serial data communications circuit on this vehicle is in a ring star configuration.
The following modules communicate on the class 2 serial data circuit:
- The body control module (BCM)
- The electronic brake control module (EBCM)
- The electric power steering (EPS)
- The instrument panel cluster (IPC)
- The inflatable restraint sensing and diagnostic module (SDM)
- The vehicle communication interface module (VCIM)