Mini F.l.ore.n.c.e.' Architecture Diagram - Alfa Romeo 159 Training Material

ELECTRICAL Fiat Auto S.p.A.
ALFA 159 TRAINING MATERIAL
SYSTEM After Sales Training

9.1.11 'Mini F.L.Ore.N.C.E.' architecture diagram

Notes on functions of nodes, ECUs, fuseboxes and components
Engine compartment fusebox (CVM)
The CVM is a fusebox installed next to the battery. It contains fuses and relays is interconnects the front wiring
harness, the engine pre-wired harness and the radiator pre-wired harness.
Battery fusebox
The battery fusebox is located on the positive battery terminal and contains the general protection maxi fuses and the
safety battery cut-off relay. The latter is connected to the FIS and cuts battery positive off from the wire from the
alternator wire in the event of a collision to prevent fires.
Dashboard fusebox (CPL)
The CPL is a fusebox installed on the dashboard on driver's side. It contains fuses and relays and interconnects the
front, dashboard and rear wiring harnesses. Furthermore, it is connected to the body computer node (with which it is
supplied) by means of a connector on the back. The CPL + NBC set is called dashboard node (NPL).
Body computer node (NBC)
The NBC is an electronic component connected to the vehicle's serial networks for managing the basis Mini
F.L.Ore.N.C.E. architecture functions. It hosts the gateway between the B-CAN and the C-CAN. The NBC also
interconnects the dashboard, front and rear wiring harnesses. It is connected to the dashboard fusebox (with which it
is supplied) via a connector arranged on the front. An EOBD connector is arranged on the front part for connecting
the diagnostic tool.
Instrument panel node (NQS)
The NQS is an electronic component connected to the B-CAN and the dashboard wiring. Three versions of the panel
are available: HIGH, MEDIUM and BASIC.
Auxiliary instrument ECU (CST)
The CST is arranged in the middle of the dashboard and includes the fuel level gauge, the engine temperature gauge
and the engine oil temperature gauge. It interfaces with the NQS via a LIN serial line.
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