Control module bus outputs

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Fig 1: Identifying Control Module Bus Communication Diagram

Courtesy of SAAB-SCANIA OF AMERICA, INC.

Maximum permissible torque (used by the engine control system).
Gear selector position (used by the engine control system and MIU) (430/600, 540).
Message addressed to SID (541), HIGH TRANSMISSION FLUID TEMP. (used by SID).
CHECK GEARBOX lamp (used by MIU) (540).
SPORT (used by the engine control system and MIU) (430/600, 540).
WINTER light (used by MIU) (540).
Selected gear 1 - 5 when gear changing manually, (used by MIU).