Checks and inspections
- Make
- Alfa Romeo
- Model
- 155 Factory Service Manual
- Year
- 1992–1998
- Section
- Checks and inspections › Checks and inspections
Fuel system (Twin Spark)Checks and inspections · page 1 of 2
- Loosen the two clamps securing the corrugated sleeve to the air-flow meter and the throttle body and move it to one side.
- Disconnect the two electrical connections from the lambda probe.
- Raise the vehicle.
- Remove the lambda probe from the catalytic converter.
50 ÷ 60 Nm
5.1 ÷ 6.1 kgm
CHECKS AND INSPECTIONS
To check the operation of the lambda probe and of the heating resistance, refer to the ELECTRICAL - ELECTRONIC DIAGNOSIS manual.
EXHAUST SYSTEM - REAR SECTION
The rear section of the exhaust is composed of three silencers connected by a pipe and supported by the underbody by flexible rings. The connection to the catalytic converter is obtained by a flange with seal ring.
REMOVAL/REFITTING
- Place the vehicle on a lift and raise it.
Parts & tools for this job For 1992 Alfa Romeo 155
- PARTFuel filterSearch: Alfa Romeo 155 1992 fuel filter
- TOOLFuel pressure test kitSearch: fuel pressure test kit
- TOOLFuel line disconnect toolSearch: fuel line disconnect tool
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