System type
Characteristic | Meaning |
Models 1.4 l (E7J engine) | Siemens-Fenix 3 central injection with Bosch AA throttle body |
Models 1.6 l (K7M engine) | Siemens-Fenix 5 semi-sequential port injection with Pierburg throttle body |
Models 2.0 l (F3R and F7R engines) | Siemens-Fenix 5 sequential port injection with Solex or Mgneti Marelli throttle body |
Fuel System Data
Characteristic | Meaning |
Adjustable constant pressure priming pump: | |
Models 1.4 l (E7J engine) | 1.06 bar |
All other models: | |
With attached fuel pressure regulator vacuum hose | 2.5±0.2 bar |
With 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 at idle | Contact the Head Maintenance |
Recommended fuel
Unleaded gasoline AI 95.
Tightening torques Nm
Characteristic | Meaning |
Fuel pump/fuel gauge blocking ring | 35 |
Fuel line fixing 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 |
Nuts/bolts of fastening of the inlet pipeline | 25 |
Exhaust manifold mounting nuts: | |
E7J, K7M and F3R engines F7R engine | 20 25 |
Exhaust manifold studs - F7R engine | 7 |