(Ebook English)-Car-Repair Manual-Bosch-K-KE-Jetronic-mechanical-fuel-injection

(Ebook English)-Car-Repair Manual-Bosch-K-KE-Jetronic-mechanical-fuel-injection

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Chapter 4 Part B: Bosch K-Jetronic and KE-Jetronic mechanical fuel injection systems Accelerator pedal - removal and refitting . . . . . . . . . . . . . . . . . . . . . .5 Air cleaner - removal and refitting . . . . . . . . . . . . . . . . . . . . . . . . . . .2 Air cleaner element renewal . . . . . . . . . . . . . . . . . . . . .See Chapter 1 Auxiliary air device - removal and refitting . . . . . . . . . . . . . . . . . . . .10 Charge air temperature sensor - removal and refitting . . . . . . . . . .17 Cold start valve - removal and refitting . . . . . . . . . . . . . . . . . . . . . . .9 Electro-magnetic pressure actuator - removal and refitting . . . . . .15 Fuel accumulator - removal and refitting . . . . . . . . . . . . . . . . . . . . . .7 Fuel distributor - removal and refitting . . . . . . . . . . . . . . . . . . . . . . .11 Fuel filter renewal . . . . . . . . . . . . . . . . . . . . . . . . . . . . .See Chapter 1 Fuel injection control module - removal and refitting . . . . . . . . . . . .16 Fuel injectors and delivery pipes - removal and refitting . . . . . . . . . .8 Fuel pressure regulator - removal and refitting . . . . . . . . . . . . . . . .13 Fuel pump - removal and refitting . . . . . . . . . . . . . . . . . . . . . . . . . . .6 Fuel tank - removal and refitting . . . . . . . . . . . . . . . . . . . . . . . . . . . . .3 General information and precautions . . . . . . . . . . . . . . . . . . . . . . . . .1 Idle speed and mixture adjustment . . . . . . . . . . . . . . . .See Chapter 1 Idle speed compensator - removal and refitting . . . . . . . . . . . . . . .19 Intercooler - removal and refitting . . . . . . . . . . . . . . . . . . . . . . . . . .22 Thermo-time switch - removal and refitting . . . . . . . . . . . . . . . . . . .18 Throttle cable - adjustment, removal and refitting . . . . . . . . . . . . . . .4 Throttle housing - removal and refitting . . . . . . . . . . . . . . . . . . . . . .12 Turbocharger - general description . . . . . . . . . . . . . . . . . . . . . . . . .20 Turbocharger - removal and refitting . . . . . . . . . . . . . . . . . . . . . . . .23 Warm-up regulator - removal and refitting . . . . . . . . . . . . . . . . . . . .14 Waste gate solenoid control valve - removal and refitting . . . . . . . .21 General System type . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Bosch mechanical continuous injection system Application: XR3i and XR3i Cabriolet models up to 1990 . . . . . . . . . . . . . . . . . . . Bosch K-Jetronic RS Turbo models . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Bosch KE-Jetronic K-Jetronic system specification Fuel pump type . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12 volt electric roller cell type Fuel pump delivery quantity (minimum) . . . . . . . . . . . . . . . . . . . . . . . . . 0.7 litre (1.32 pints) in 30 seconds Idle speed (cooling fan on) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 750 to 850 rpm Idle mixture CO content . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1.0 to 1.5% Main system pressure . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4.7 to 5.5 bar (68 to 80 lbf/in 2 ) Control pressure (warm engine) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3.4 to 3.8 bar (39 to 45 lbf/in 2 ) Injector valve opening pressure . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3.2 to 4.0 bar (46.4 to 51.5 lbf/in 2 ) KE-Jetronic system specification Fuel pump type . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12 volt electric roller cell type Fuel pump delivery quantity (minimum): 1985 models . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1.1 litres (1.9 pints) in 60 seconds 1986 models onwards . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2.5 litres (4.4 pints) in 60 seconds Idle speed (cooling fan on): 1985 models . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 800 to 900 rpm 1986 models onwards . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 920 to 960 rpm Idle mixture CO content: 1985 models . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 0.25 to 0.75% 1986 models onwards . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 0.5 to 1.1% Main system pressure . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5.6 to 6.0 bar (82 to 87 lbf/in 2 ) Injector valve opening pressure . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3.0 to 4.1 bar (43.5 to 59.5 lbf/in 2 ) 4B•1 Easy, suitable for novice with little experience Fairly easy, suitable for beginner with some experience Fairly difficult, suitable for competent DIY mechanic Difficult, suitable for experienced DIY mechanic Very difficult, suitable for expert DIY or professional Degrees of difficulty Specifications Contents 4B
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Turbocharger Type . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Garrett AiResearch T3 Maximum boost pressure . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 0.45 to 0.55 bar (6.5 to 7.9 lbf/in 2 ) Solenoid control valve operating range . . . . . . . . . . . . . . . . . . . . . . . . . 2500 to 6000 rpm (approximately) Fuel requirement Fuel octane rating . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 97 RON (four-star) Torque wrench settings Nm lbf ft K-Jetronic system Air cleaner retaining bolts . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4 to 5 3 to 4 Fuel distributor-to-sensor plate screws . . . . . . . . . . . . . . . . . . . . . . . . . 32 to 38 24 to 28 Sensor plate-to-air cleaner screws . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8 to 11 6 to 8 Warm-up regulator bolts . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3 to 5 2 to 4 Cold start valve bolts . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3 to 5
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This note was uploaded on 05/05/2011 for the course FC gj, taught by Professor Glokgh during the Spring '97 term at Punjab Engineering College.

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(Ebook English)-Car-Repair Manual-Bosch-K-KE-Jetronic-mechanical-fuel-injection

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