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Bravo & Brava • 1995 To 2000

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Chapter 4 Part B:<br />

Fuel system - multi-point injection<br />

Contents<br />

Accelerator cable - removal, refitting and adjustment 3<br />

Air cleaner and inlet system - removal and refitting 2<br />

Air cleaner filter element - renewal See Chapter 1<br />

Engine management system components - removal and refitting .. 4<br />

Fuel filter - renewal See Chapter 1<br />

Fuel injection system - depressurisation 7<br />

Degrees of difficulty<br />

Easy, suitable for |k<br />

novice with little t§<br />

experience g^<br />

Fairly easy, suitable |k<br />

for beginner with<br />

some experience g^<br />

Fairly difficult, |k<br />

suitable for competent g^<br />

DIY mechanic g^<br />

4B»1<br />

Fuel injection system - testing and adjustment 9<br />

Fuel pump and fuel gauge sender unit - removal and refitting 5<br />

Fuel tank - removal and refitting 6<br />

General information and precautions 1<br />

Inlet manifold - removal and refitting 8<br />

Difficult, suitable for ^<br />

experienced DIY ^<br />

mechanic g^<br />

Very difficult,<br />

Specifications<br />

System type<br />

1,2 litre models Bosch Motronic 1.5.5 engine management system<br />

1.6 litre models Weber IAW engine management system<br />

1.8 litre models Hitachi engine management system<br />

Fuel system data<br />

Fuel pump type Electric, immersed in fuel tank<br />

Fuel pump delivery rate 120 litres/hour<br />

Regulated fuel pressure 3.0 bar<br />

Coolant temperature sensor:<br />

At-10°C 9000 to 10 000 ohms<br />

At0°C 5700 to 6300 ohms<br />

At 30°C 1600 to 1700 ohms<br />

At 100°C 137 to 133 ohms<br />

Inlet air temperature sensor:<br />

At0°C 5300 to 6500 ohms<br />

At 10°C 3400 to 4200 ohms<br />

At20°C 2300 to 2700 ohms<br />

Injector electrical resistance:<br />

1.2 litre models 16.2 ohms<br />

1.6 litre models 13.7 to 15.2 ohms<br />

1.8 litre models 10.8 to 13.2 ohms<br />

Engine idle speed (non-adjustable):<br />

1.2 litre models 800 ± 30 rpm<br />

1.6 litre models 800 ± 30 rpm<br />

1.8 litre models 850 ± 50 rpm<br />

Exhaust emissions limit:<br />

CO 0.35 % maximum<br />

Recommended fuel<br />

Minimum octane rating 95 RON unleaded (Premium unleaded)<br />

<strong>To</strong>rque wrench settings Nm ibf ft<br />

Coolant temperature sensor 25 18<br />

Inlet manifold:<br />

1.2 litre 15 11<br />

1.6 litre 30 22<br />

1.8 litre 25 18<br />

suitable for expert DIY 2^<br />

or professional g^<br />

4B

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