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Home >> Cadillac >> 2001 >> Catera >> Repair and Diagnosis >> Accessories & Equipment >> Communication Devices >> Data Link Communication System >> Diagnostic Information And Procedures >> DTC U2103: Fewer Controllers On Bus Than Programmed >> Circuit Description

Circuit Description

The controller area network (CAN) is a high speed system for sharing data. The circuit consists of a two wire twisted pair connecting the ECM to the TCM and a second twisted pair connecting the ECM to the EBCM