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Home >> Saab >> 2001 >> 9-3 Base, 4D Hatchback, Automatic >> Repair and Diagnosis >> Transmission >> Automatic Trans >> Automatic Transmission >> Technical Description >> Bus communication >> Diagnostics

Bus communication: Diagnostics

It is necessary for all units in a bus system to communicate with each other. For example, the engine cannot be started if Trionic does not receive immobilizer information sent by TWICE.