Workshop Manuals Factory service & repair Alfa Romeo
Alfa Romeo 155 Factory Service Manual (1992-1998)04 · Fuel system (Twin Spark)
04 · Engine

Checks and inspections (page 3 of 4)

Make
Alfa Romeo
Model
155 Factory Service Manual
Year
1992–1998
Section
Air intake box
Fuel system (Twin Spark)Checks and inspections · page 3 of 4
  1. Disconnect the oil vapour recirculation hose from the corrugated sleeve.
  2. Loosen the two clamps securing the corrugated sleeve to the air intake box and air-flow meter.
Diagram showing the corrugated sleeve and associated hoses, with callout 1 pointing to a hose connection and 2 indicating the sleeve itself.
  1. Remove the corrugate sleeve along with the vacuum intake hose for the constant idle speed actuator.
Diagram showing the corrugated sleeve and vacuum intake hose connected to the constant idle speed actuator, with callout 1 indicating the sleeve.
  1. Disconnect the electrical connection from the throttle valve potentiometer.
Diagram showing the throttle body and associated components, with callout 1 pointing to the electrical connector for the throttle valve potentiometer.
  1. Disconnect the accelerator cable from the throttle body.
Diagram showing the throttle body and accelerator cable connection, with callout 1 indicating the accelerator cable.

Parts & tools for this job For 1992 Alfa Romeo 155

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