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TUM control unit
Operation of the TUM gateway involves:
•
transformation 1:1 of some signals of the vehicle message map to the FMS standard – Direct
Gateway -;
•
the use of various vehicle signals to calculate the required FMS signals not present directly on
the vehicle network – Indirect Gateway -.
The operating diagram of the Gateway is shown below.
1. TUM control unit
2. CAN-B line (CAN-1) - input -
3. CAN-C line (CAN-0) - input/output -
4. CAN-C line (CAN-2) - CAN-C diagnosis connector (SAE J1939) –
A dedicated connecting harness, about 2 metres long, is provided for this application.
1. Disconnection with vehicle front wiring
2. TUM control unit connectors
3. CAN-C diagnosis connector (SAE J1939)
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