System type
Characteristic | Meaning |
| Models 1.4 l (e7J engine) | Siemens-Fenix 3 central injection with Bosch AA throttle body |
| 1.6L models (k7M engine) | Siemens-Fenix 5 semi-sequential distributed injection with Pierburg throttle body |
| 2.0L models (f3R and F7R engines) | Siemens-Fenix 5 sequential distributed injection with Solex or Mgneti Marelli throttle body |
Fuel system data
Characteristic | Meaning |
| Adjustable constant pressure fuel pump: | |
| Models 1.4 l (e7J engine) | 1.06 bar |
| All other models: | |
| With fuel pressure regulator vacuum hose attached | 2.5±0.2 bar |
| With the fuel pressure regulator vacuum hose disconnected | 3.0±0.2 bar |
| Air temperature sensor resistance: | |
| At 0°C At 20°C At 40°C | 7470 - 11970 Ohm 3060 - 4045 Ohm 1315 - 1600 Ohm |
| Coolant temperature sensor resistance: | |
| At 20°C At 40°C At 80°C At 90°C | 3060 - 4045 Ohm 1315 - 1600 Ohm 300 - 370 Ohm 210—270 Ohm |
| Injector resistance: | |
| Central injection | 2.0 Ohm |
| Distributed injection | 14.5±1.0 Ohm |
| Idle speed | Contact the Head Maintenance |
| CO content in idle mode | Contact the Head Maintenance |
Recommended fuel
Unleaded gasoline AI 95.
Tightening torques Nm
Characteristic | Meaning |
| Fuel Pump/Fuel Level Sensor Locking Ring | 35 |
| Fuel line retaining nuts: | |
| K7M and F3R engines F7R Engine | 8 10 |
| Throttle body bolts - K7M and F3R engines | 20 |
| Throttle Body Bolts - F7R Engine | 10 |
| Camshaft Position Sensor Bolts - F7R Engine | 10 |
| Intake manifold mounting nuts/bolts | 25 |
| Exhaust manifold mounting nuts: | |
| Engines E7J, K7M and F3R F7R Engine | 20 25 |
| Exhaust Manifold Studs - F7R Engine | 7 |