Repairing the Motronic fuel injection system
Technical data
Engine code letters
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AEB
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Idling speed (not adjustable)
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780... 900 rpm
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Engine speed limitation by shutting off injectors
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6800 rpm
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Fuel pressure (at idling speed)
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|
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Vacuum hose connected
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approx. 3.5 bar vacuum
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Vacuum hose disconnected
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approx. 4 bar gauge
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Pressure held after 10 minutes
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at least 2.5 bar
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Injectors
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Spray pattern
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Two hole nozzle
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Injection quantity (30 s)
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130...150 ml
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Resistance (room temperature)1)
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11....13 ω
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1) When the engine is at operating temperature the resistance of the injectors is increased by approx. 4...6 ω.
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