Dacia Solenza 2004, Repair Manual

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IGNITION AND INJECTION
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MULTI-POINT INJECTION CHARACTERISTICS
〈 SIRIUS 32 with 90 pins computer is managing the ignition and the injection.
〈
For diagnostic, CLIP Sagem tester is to be used.
〈 The injection system in use is a sequential multi-point type, injection and ignition phases
controlling being based on the SIRIUS 32 computer program logic, starting from the signal received
from the RPM sensor.
〈 The presence of the anti-pollution indicator OBD on the instrument panel, that is lighted for
3 seconds when setting the contact on, is specific to the vehicles observing pollution norms EURO
2000. The injection computer of these vehicles is provided with diagnostic system type OBD (“
O n
B oard D iagnostic).
〈 Idling regime correction is subject to:
- climate maintenance on/off control (air conditioning)
- electrical balance on vehicle, as a result of connecting different electric consumers.
〈 EURO 2000 specific vehicles are provided with two oxygen sensors located in front of the
catalyst (upstream oxygen sensor) and after catalyst (downstream oxygen sensor).
〈 At EURO 2000 specific vehicles, the fuel supply is performed at constant pressure (3.5 ±
0.2 bar), the pressure controller placed in the fuel tank being provided for this purpose.
Characteristics
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