Workshop Manuals Factory service & repair Fiat
01 00 General information and technical data02 10 Engine03 18 Clutch04 21 Gearbox and differential05 27 Axle06 33 Braking system07 41 Steering08 44 Suspension and wheels09 50 Auxiliary units10 55 Electrical equipment11 70 Bodywork12 Diagnosis13 Tests14 Wiring diagrams
Fiat Seicento Factory Service Manual (1998-2010)14 · Wiring diagrams
14 · Electrical

Components

Make
Fiat
Model
Seicento Factory Service Manual
Year
1998–2010
Section
E1010 Power supply › Components
Wiring diagramsComponents

All the electrical systems and circuits are fed from battery A1.

The main supply lines are protected by “maxifuse” box B5, that contains the fuses named according to the protected circuits:

  • EFI: engine fuses and relays supply;
  • IGN: ignition switch supply H1;
  • J/B1: services supply through junction unit fuses B1;
  • VENT: engine cooling fan supply

Two MAXIFUSES are located outside this box: B50 that feeds several optional services and B51 that feeds the air conditioner or the automatic clutch.

Other circuits are supplied turning the key in ignition switch H1 to the various positions:

  • in RUN position many circuits and “ignition switch power supply” services are fed: the“INT” line protected by several junction unit B1 fuses and line “15/54” protected by ignition and CODE memory fuseB35.
  • in START position -the starter motor is supplied; (line “50”) (see E5010 - STARTING AND RECHARGING)...

In this position some circuits are disconnected (line “INT/A”), protected by several junction unit B1 fuses.

  • in PARK position the side lights are supplied (“PARK”and “TURN”lines); (see E2010 - SIDE LIGHTS / NUMBER PLATE).

COMPONENTS

Code componentDescriptionUnit reference
A1Battery5530B
A20Starter motor5520B
B1Fuse carrier5505A
B5MAXI FUSE box-
B35Injection and CODE memory fuse-
B50Optional services power supply fuse-
B51Air conditioner / automatic clutch fuse-
C1Battery earth5530B
D46Front/dashboard - rear connection-
H1Ignition switch5520A
H5Stalk unit5550A

Parts & tools for this job For 1998 Fiat Seicento

Links open Amazon search results in a new tab. As an Amazon Associate I earn from qualifying purchases.