Workshop Manuals Factory service & repair Fiat
01 00 Introduction and technical data02 10 Engine03 18 Clutch04 21 Gearbox and differential05 33 Braking system06 41 Steering07 44 Suspension and wheels08 50 Auxiliary units09 55 Electrical system10 70 Bodywork
Fiat Punto (176) Factory Service Manual (1993-1999)02 · 10 Engine
02 · Engine

ELECTRIC FUEL PUMP (Marwal MSS071)

Make
Fiat
Model
Punto (176) Factory Service Manual
Year
1993–1999
Section
Fuel system (1242 16v) › ELECTRIC FUEL PUMP (Marwal MSS071)
10 EngineELECTRIC FUEL PUMP (Marwal MSS071)
Diagram of the butterfly casing showing control levers, actuator, sensor and valve

The butterfly casing is composed of the following components:

  1. Butterfly opening control levers
  2. Engine idle speed actuator
  3. Butterfly valve position sensor
  4. Butterfly valve

ELECTRIC FUEL PUMP (Marwal MSS071)

It is the immersed type and has a nominal capacity of 90 l/min.

It is operated by the control in order to ensure:

  • - the cut out of the pump if the engine goes below a minimum speed.
  • - the timed go ahead (lasting around 15 secs) of the pump each time the key is turned to the ON position without the engine being started up.
  • - the go ahead for operation during driving or with the engine started up.
Diagram of the electric fuel pump assembly showing plate, pump, filter, pipes, seal and transmitter

Electric fuel pump assembly components

  1. Fixing plate
  2. Electric fuel pump
  3. Gauze pre-filter
  4. Supply pipe
  5. Return pipe
  6. Seal
  7. Transmitter for fuel level gauge

Parts & tools for this job For 1993 Fiat Punto

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