Electronic ignition switch control unit, purpose - GF80.57-P-4102-03QA

Tasks 

• Gateway between Control Area Network Bus, class B (passenger compartment) (CAN-B) and Control Area Network Bus, class C (engine compartment) (CAN-C),
• Coded bi-directional infrared communication to transmitter key (A8/1),
• Energy transmission to transmitter key (A8/1),
• Rotation angle-dependent activation of individual clamps (c. 15, c. 15R, c. 50, c. 15X and c. 15C),
• Rotation lock of transmitter key (A8/1) by disabling solenoids
• Transmission of authentication values for releasing electric steering lock control unit (N26/5) on ME-SFI control module ME (N3/10) (on engine 112, 113 or 271) or CDI control module (N3/9) (on engine 612),
• Closing key opening with transmitter key (A8/1) removed
• Locking transmitter key (A8/1) in turned position
• Prefastening and holding transmitter key (A8/1) in position 0,
• Automatic return of transmitter key (A8/1) from start to drive position
• Shift-lock function in combination with electronic selector lever module control unit (N15/5) (on transmission 722),
• Check and control access authorization