Test procedure
- Make
- Alfa Romeo
- Model
- 155 Factory Service Manual
- Year
- 1992–1998
- Section
- Excessive fuel consumption › Test procedure
Fuel system (Twin Spark)Test procedure
TEST PROCEDURE
| K1 | CHECK TYRES | ||
|---|---|---|---|
| - Check the pressure and degree of wear of the tyres (see GROUP 28) | OK | Proceed to phase K2 | |
| OK | Inflate or replace the tyres | ||
TEST PROCEDURE
| K2 | CHECK AIR CLEANER | ||
|---|---|---|---|
| - Check that the filter element is clean (see GROUP 04 - AIR CLEANER) | OK | Proceed to phase K3 | |
| OK | Replace the filter | ||
TEST PROCEDURE
| K3 | CHECK THROTTLE VALVE POTENTIOMETER | ||
|---|---|---|---|
| - Check that the throttle valve potentiometer functions correctly - see ELECTRICAL - ELECTRONIC DIAGNOSIS manual | OK | Proceed to phase K6 | |
| OK | Follow the procedure described in the ELECTRICAL - ELECTRONIC DIAGNOSIS manual | ||
(CONTINUES)
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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