Inyeccion Electronica

4C•1

Chapter 4 Part C: Fuel system - electronic fuel injection engines
Contents
Accelerator cable - removal, refitting and adjustment . . . . . . . . . . . 5 Accelerator pedal - removal and refitting . . . . . . . . . . . . . . . . . . . . . 6 Air cleaner assembly and air inlet components - removal and refitting . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .. . . . . . 4 Air cleaner element renewal . . . . . . . . . . . . . . . . . . . . . .See Chapter 1 Exhaust system check . . . . . . . . . . . . . . . . . . . . . . . . . . .See Chapter 1 Fuel cut-off switch - removal and refitting . . . . . . . . . . . . . . . . . . . . 12 Fuel filter renewal . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .See Chapter 1 Fuel injection system -checking . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13 Fuel injection system components - removal and refitting . . . . . . . . 14 Fuel lines and fittings - general information . . . . . . . . . . . . . . . . . . . 3 Fuel pump/fuel gauge sender unit - removal and refitting . . . . . . . . 9 Fuel pump/fuel pressure - checking . . . . . . . . . . . . . . . . . . . . . . . . . 7 Fuel system -depressurisation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2 Fuel tank - removal, inspection and refitting . . . . . . . . . . . . . . . . . . . 8 Fuel tank filler pipe - removal and refitting . . . . . . . . . . . . . . . . . . . . 11 Fuel tank ventilation tube - removal and refitting . . . . . . . . . . . . . . . 10 General fuel system checks . . . . . . . . . . . . . . . . . . .. . .See Chapter 1 General information and precautions . . . . . . . . . . . . . . . . . . . . . . . . 1 Idle speed and mixture check and adjustment . . . . . . . .See Chapter 1 Idle speed control valve cleaning and maintenance . . . .See Chapter 1 Inlet manifold - removal and refitting . . . . . . . . . . . . . . . . . . . . . . . . 15 Intercooler - removal and refitting . . . . . . . . . . . . .. . . . . . . . . . . . . . 17 Turbocharger - general information and precautions . . . . . . . . . . . . 16 Turbocharger - removal, examination and refitting . . . . . . . . . . . . . . 20 Turbocharger boost control valve - removal and refitting . . . . . . . . . 18 Turbocharger boost pressure - checking and adjustment . . . . . . . . 19 Underbody fuel/brake line check . . . . . . . . . . . . .. . . . . .See Chapter 1 Underbonnet check for fluid leaks and hose condition . .See Chapter 1

Degrees of difficulty
Easy, suitable for novice with little experience

4C

1

Fairly easy, suitable for beginner with some experience

2

Fairly difficult, suitable for competent DIY mechanic

3

Difficult, suitable for experienced DIY mechanic

4

Very difficult, suitable forexpert DIY or professional

5

Specifications
General
System type . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Application . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Electronic Fuel injection (EFi) with turbocharger on RS Turbo models 1.6 litre CVH engines

Fuel grade
Fuel octane requirement:Engines without catalytic converter* . . . . . . . . . . . . . . . . . . . . . . . . . . Engines with catalytic converter . . . . . . . . . . . . . . . . . . . . . . . . . . . . . *Refer to dealer for latest recommendations 95 RON unleaded or 97 RON leaded 95 RON unleaded (leaded fuel must not be used)

Fuel system data
Idle speed and mixture settings . . . . . . . . . . . . . . . . . . . . . . .. . . . . . . . Fuel pump pressure - engine not running . . . . . . . . . . . . . . . . . . . . . . . Regulated fuel pressure - engine running at idle speed . . . . . . . . . . . . . Hold pressure - engine stopped after two minutes . . . . . . . . . . . . . . . . See Chapter 1 3.0 bars minimum 2.3 to 2.5 bars Not less than 0.8 bars below regulated pressure Garrett AiResearch T02 0.47 to 0.51...