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)02 · 10 Engine
02 · Engine

Refitting

Make
Fiat
Model
Seicento Factory Service Manual
Year
1998–2010
Section
Petrol injection fuel supply (899) › Refitting
10 EngineRefitting

(Cont. Op. 1056A14)

  1. Take out the absolute pressure sensor pipe.
  2. Take out the vacuum intake pipe of the fuel vapours on-off solenoid valve.
  3. Take out the brake servo vacuum intake pipe.
Diagram showing engine components with callout numbers 1, 2, and 3 indicating pipes and connectors.
  1. Disconnect the idle actuator electrical connection.
NameConnector
1Idle actuatorN74
  1. Disconnect the throttle position sensor electrical connection
NameConnector
2Throttle position sensorK56
  1. Electrically disconnect the intake air temperature sensor
NameConnector
3Air temperature sensorK42
  1. Disconnect the single injector (SPI) electrical connection
NameConnector
4Single injector (SPI)N71
Diagram of throttle body assembly with callout numbers 1, 2, 3, and 4 indicating screws and connections.
  1. Unscrew the throttle case cover screws.
  2. Remove the throttle case.
Diagram of throttle body showing shaft removal with two long screws inserted vertically, labeled 1 and 2.

Never remove the shaft and the throttle from their seats. The throttle valve stop screw must never be tampered with. If necessary, replace the whole throttle case.

The throttle case and the components are never to be immersed in any type of washing fluid. The general cleaning is only to be carried out with compressed air and a brush.

Refitting

  • Install the throttle case.
  • Tighten the throttle case securing screws to correct torque
FasteningComponentØValue (daNm)
-ScrewTHROTTLE CASEM60.8
  • Connect the idle actuator electrical connection

(Cont.)

Parts & tools for this job For 1998 Fiat Seicento

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